diff --git a/ChangeLog b/ChangeLog
index c61625c0..db242032 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2023-02-18  Jay Berkenbilt  <ejb@ql.org>
+
+        * Treat all linearization errors and warnings as warnings, and
+        issue them through the normal warning system using the new error
+        code qpdf_e_linearization. That means that --no-warn will suppress
+        them, and the file name is included in the warning. Fixes #851.
+
 2023-01-28  Jay Berkenbilt  <ejb@ql.org>
 
         * New option --remove-restrictions removes security restrictions
diff --git a/README-maintainer b/README-maintainer
index 1ca7de8a..2ecbfaa6 100644
--- a/README-maintainer
+++ b/README-maintainer
@@ -127,6 +127,8 @@ CODING RULES
   "Code Formatting" section in manual/contributing.rst for details.
   See also "CODE FORMATTING" below.
 
+* Use std::to_string instead of QUtil::int_to_string et al
+
 * Use of assert:
 
   * Test code: #include <qpdf/assert_test.h> first.
diff --git a/TODO b/TODO
index 9a8a4ec2..88a022b4 100644
--- a/TODO
+++ b/TODO
@@ -11,7 +11,6 @@ Always
 
 * Fix #874 -- make args in --encrypt to match the json and make
   positional fill in the gaps
-* Fix #851 -- not suppressing linearization warnings
 * Maybe fix #553 -- use file times for attachments
 * Clarify idempotency section to emphasize --deterministic-id over
   --static-id
diff --git a/include/qpdf/Constants.h b/include/qpdf/Constants.h
index 84bd190b..e3626ead 100644
--- a/include/qpdf/Constants.h
+++ b/include/qpdf/Constants.h
@@ -83,14 +83,15 @@ enum qpdf_exit_code_e {
 
 enum qpdf_error_code_e {
     qpdf_e_success = 0,
-    qpdf_e_internal,    /* logic/programming error -- indicates bug */
-    qpdf_e_system,      /* I/O error, memory error, etc. */
-    qpdf_e_unsupported, /* PDF feature not (yet) supported by qpdf */
-    qpdf_e_password,    /* incorrect password for encrypted file */
-    qpdf_e_damaged_pdf, /* syntax errors or other damage in PDF */
-    qpdf_e_pages,       /* erroneous or unsupported pages structure */
-    qpdf_e_object,      /* type/bounds errors accessing objects */
-    qpdf_e_json,        /* error in qpdf JSON */
+    qpdf_e_internal,      /* logic/programming error -- indicates bug */
+    qpdf_e_system,        /* I/O error, memory error, etc. */
+    qpdf_e_unsupported,   /* PDF feature not (yet) supported by qpdf */
+    qpdf_e_password,      /* incorrect password for encrypted file */
+    qpdf_e_damaged_pdf,   /* syntax errors or other damage in PDF */
+    qpdf_e_pages,         /* erroneous or unsupported pages structure */
+    qpdf_e_object,        /* type/bounds errors accessing objects */
+    qpdf_e_json,          /* error in qpdf JSON */
+    qpdf_e_linearization, /* linearization warning */
 };
 
 /* Object Types */
diff --git a/include/qpdf/QPDF.hh b/include/qpdf/QPDF.hh
index 7fe02f0b..3f998b9c 100644
--- a/include/qpdf/QPDF.hh
+++ b/include/qpdf/QPDF.hh
@@ -32,6 +32,7 @@
 #include <memory>
 #include <stdio.h>
 #include <string>
+#include <string_view>
 #include <vector>
 
 #include <qpdf/Buffer.hh>
@@ -1565,6 +1566,7 @@ class QPDF
     void readLinearizationData();
     bool checkLinearizationInternal();
     void dumpLinearizationDataInternal();
+    void linearizationWarning(std::string_view);
     QPDFObjectHandle
     readHintStream(Pipeline&, qpdf_offset_t offset, size_t length);
     void readHPageOffset(BitStream);
@@ -1574,18 +1576,14 @@ class QPDF
     qpdf_offset_t getLinearizationOffset(QPDFObjGen const&);
     QPDFObjectHandle getUncompressedObject(
         QPDFObjectHandle&, std::map<int, int> const& object_stream_data);
-    int lengthNextN(int first_object, int n, std::list<std::string>& errors);
+    int lengthNextN(int first_object, int n);
     void checkHPageOffset(
-        std::list<std::string>& errors,
-        std::list<std::string>& warnings,
         std::vector<QPDFObjectHandle> const& pages,
         std::map<int, int>& idx_to_obj);
     void checkHSharedObject(
-        std::list<std::string>& warnings,
-        std::list<std::string>& errors,
         std::vector<QPDFObjectHandle> const& pages,
         std::map<int, int>& idx_to_obj);
-    void checkHOutlines(std::list<std::string>& warnings);
+    void checkHOutlines();
     void dumpHPageOffset();
     void dumpHSharedObject();
     void dumpHGeneric(HGeneric&);
@@ -1728,6 +1726,7 @@ class QPDF
         // Linearization data
         qpdf_offset_t first_xref_item_offset{0}; // actual value from file
         bool uncompressed_after_compressed{false};
+        bool linearization_warnings{false};
 
         // Linearization parameter dictionary and hint table data: may be
         // read from file or computed prior to writing a linearized file
diff --git a/libqpdf/QPDFJob.cc b/libqpdf/QPDFJob.cc
index 6cd3c385..e311a1e4 100644
--- a/libqpdf/QPDFJob.cc
+++ b/libqpdf/QPDFJob.cc
@@ -783,7 +783,6 @@ QPDFJob::doCheck(QPDF& pdf)
     // continue to perform additional checks after finding
     // errors.
     bool okay = true;
-    bool warnings = false;
     auto& cout = *this->m->log->getInfo();
     cout << "checking " << m->infilename.get() << "\n";
     try {
@@ -796,12 +795,7 @@ QPDFJob::doCheck(QPDF& pdf)
         showEncryption(pdf);
         if (pdf.isLinearized()) {
             cout << "File is linearized\n";
-            // any errors or warnings are reported by
-            // checkLinearization(). We treat all issues reported here
-            // as warnings.
-            if (!pdf.checkLinearization()) {
-                warnings = true;
-            }
+            pdf.checkLinearization();
         } else {
             cout << "File is not linearized\n";
         }
@@ -836,7 +830,7 @@ QPDFJob::doCheck(QPDF& pdf)
         throw std::runtime_error("errors detected");
     }
 
-    if ((!pdf.getWarnings().empty()) || warnings) {
+    if (!pdf.getWarnings().empty()) {
         this->m->warnings = true;
     } else {
         *this->m->log->getInfo() << "No syntax or stream encoding errors"
diff --git a/libqpdf/QPDF_linearization.cc b/libqpdf/QPDF_linearization.cc
index 6c001767..926353fa 100644
--- a/libqpdf/QPDF_linearization.cc
+++ b/libqpdf/QPDF_linearization.cc
@@ -65,6 +65,13 @@ load_vector_vector(
     bit_stream.skipToNextByte();
 }
 
+void
+QPDF::linearizationWarning(std::string_view msg)
+{
+    this->m->linearization_warnings = true;
+    warn(qpdf_e_linearization, "", 0, std::string(msg));
+}
+
 bool
 QPDF::checkLinearization()
 {
@@ -73,9 +80,9 @@ QPDF::checkLinearization()
         readLinearizationData();
         result = checkLinearizationInternal();
     } catch (std::runtime_error& e) {
-        *this->m->log->getError()
-            << "WARNING: error encountered while checking linearization data: "
-            << e.what() << "\n";
+        linearizationWarning(
+            "error encountered while checking linearization data: " +
+            std::string(e.what()));
     }
     return result;
 }
@@ -333,9 +340,10 @@ QPDF::readHintStream(Pipeline& pl, qpdf_offset_t offset, size_t length)
     }
     qpdf_offset_t computed_end = offset + toO(length);
     if ((computed_end < min_end_offset) || (computed_end > max_end_offset)) {
-        *this->m->log->getError()
-            << "expected = " << computed_end << "; actual = " << min_end_offset
-            << ".." << max_end_offset << "\n";
+        linearizationWarning(
+            "expected = " + std::to_string(computed_end) +
+            "; actual = " + std::to_string(min_end_offset) + ".." +
+            std::to_string(max_end_offset));
         throw damagedPDF(
             "linearization dictionary", "hint table length mismatch");
     }
@@ -476,9 +484,6 @@ QPDF::checkLinearizationInternal()
     // All comments referring to the PDF spec refer to the spec for
     // version 1.4.
 
-    std::list<std::string> errors;
-    std::list<std::string> warnings;
-
     // Check all values in linearization parameter dictionary
 
     LinParameters& p = this->m->linp;
@@ -489,21 +494,21 @@ QPDF::checkLinearizationInternal()
     std::vector<QPDFObjectHandle> const& pages = getAllPages();
     if (p.first_page_object != pages.at(0).getObjectID()) {
         QTC::TC("qpdf", "QPDF err /O mismatch");
-        errors.push_back("first page object (/O) mismatch");
+        linearizationWarning("first page object (/O) mismatch");
     }
 
     // N: number of pages
     int npages = toI(pages.size());
     if (p.npages != npages) {
         // Not tested in the test suite
-        errors.push_back("page count (/N) mismatch");
+        linearizationWarning("page count (/N) mismatch");
     }
 
     for (size_t i = 0; i < toS(npages); ++i) {
         QPDFObjectHandle const& page = pages.at(i);
         QPDFObjGen og(page.getObjGen());
         if (this->m->xref_table[og].getType() == 2) {
-            errors.push_back(
+            linearizationWarning(
                 "page dictionary for page " + std::to_string(i) +
                 " is compressed");
         }
@@ -521,7 +526,7 @@ QPDF::checkLinearizationInternal()
     }
     if (this->m->file->tell() != this->m->first_xref_item_offset) {
         QTC::TC("qpdf", "QPDF err /T mismatch");
-        errors.push_back(
+        linearizationWarning(
             "space before first xref item (/T) mismatch "
             "(computed = " +
             std::to_string(this->m->first_xref_item_offset) +
@@ -537,8 +542,9 @@ QPDF::checkLinearizationInternal()
     // are in use.
 
     if (this->m->uncompressed_after_compressed) {
-        errors.push_back("linearized file contains an uncompressed object"
-                         " after a compressed one in a cross-reference stream");
+        linearizationWarning(
+            "linearized file contains an uncompressed object"
+            " after a compressed one in a cross-reference stream");
     }
 
     // Further checking requires optimization and order calculation.
@@ -587,7 +593,7 @@ QPDF::checkLinearizationInternal()
     }
     if ((p.first_page_end < min_E) || (p.first_page_end > max_E)) {
         QTC::TC("qpdf", "QPDF warn /E mismatch");
-        warnings.push_back(
+        linearizationWarning(
             "end of first page section (/E) mismatch: /E = " +
             std::to_string(p.first_page_end) + "; computed = " +
             std::to_string(min_E) + ".." + std::to_string(max_E));
@@ -596,34 +602,11 @@ QPDF::checkLinearizationInternal()
     // Check hint tables
 
     std::map<int, int> shared_idx_to_obj;
-    checkHSharedObject(errors, warnings, pages, shared_idx_to_obj);
-    checkHPageOffset(errors, warnings, pages, shared_idx_to_obj);
-    checkHOutlines(warnings);
+    checkHSharedObject(pages, shared_idx_to_obj);
+    checkHPageOffset(pages, shared_idx_to_obj);
+    checkHOutlines();
 
-    // Report errors
-
-    bool result = true;
-
-    // Treat all linearization errors as warnings. Many of them occur
-    // in otherwise working files, so it's really misleading to treat
-    // them as errors. We'll hang onto the distinction in the code for
-    // now in case we ever have a chance to clean up the linearization
-    // code.
-    if (!errors.empty()) {
-        result = false;
-        for (auto const& error: errors) {
-            *this->m->log->getError() << "WARNING: " << error << "\n";
-        }
-    }
-
-    if (!warnings.empty()) {
-        result = false;
-        for (auto const& warning: warnings) {
-            *this->m->log->getError() << "WARNING: " << warning << "\n";
-        }
-    }
-
-    return result;
+    return !this->m->linearization_warnings;
 }
 
 qpdf_offset_t
@@ -680,13 +663,13 @@ QPDF::getUncompressedObject(
 }
 
 int
-QPDF::lengthNextN(int first_object, int n, std::list<std::string>& errors)
+QPDF::lengthNextN(int first_object, int n)
 {
     int length = 0;
     for (int i = 0; i < n; ++i) {
         QPDFObjGen og(first_object + i, 0);
         if (this->m->xref_table.count(og) == 0) {
-            errors.push_back(
+            linearizationWarning(
                 "no xref table entry for " + std::to_string(first_object + i) +
                 " 0");
         } else {
@@ -704,8 +687,6 @@ QPDF::lengthNextN(int first_object, int n, std::list<std::string>& errors)
 
 void
 QPDF::checkHPageOffset(
-    std::list<std::string>& errors,
-    std::list<std::string>& warnings,
     std::vector<QPDFObjectHandle> const& pages,
     std::map<int, int>& shared_idx_to_obj)
 {
@@ -735,7 +716,7 @@ QPDF::checkHPageOffset(
     }
     qpdf_offset_t offset = getLinearizationOffset(first_page_og);
     if (table_offset != offset) {
-        warnings.push_back("first page object offset mismatch");
+        linearizationWarning("first page object offset mismatch");
     }
 
     for (int pageno = 0; pageno < npages; ++pageno) {
@@ -754,7 +735,7 @@ QPDF::checkHPageOffset(
             he.delta_nobjects + this->m->page_offset_hints.min_nobjects;
         if (h_nobjects != ce.nobjects) {
             // This happens with pdlin when there are thumbnails.
-            warnings.push_back(
+            linearizationWarning(
                 "object count mismatch for page " + std::to_string(pageno) +
                 ": hint table = " + std::to_string(h_nobjects) +
                 "; computed = " + std::to_string(ce.nobjects));
@@ -762,13 +743,13 @@ QPDF::checkHPageOffset(
 
         // Use value for number of objects in hint table rather than
         // computed value if there is a discrepancy.
-        int length = lengthNextN(first_object, h_nobjects, errors);
+        int length = lengthNextN(first_object, h_nobjects);
         int h_length = toI(
             he.delta_page_length + this->m->page_offset_hints.min_page_length);
         if (length != h_length) {
             // This condition almost certainly indicates a bad hint
             // table or a bug in this code.
-            errors.push_back(
+            linearizationWarning(
                 "page length mismatch for page " + std::to_string(pageno) +
                 ": hint table = " + std::to_string(h_length) +
                 "; computed length = " + std::to_string(length) +
@@ -784,7 +765,7 @@ QPDF::checkHPageOffset(
         if ((pageno == 0) && (he.nshared_objects > 0)) {
             // pdlin and Acrobat both do this even though the spec
             // states clearly and unambiguously that they should not.
-            warnings.push_back("page 0 has shared identifier entries");
+            linearizationWarning("page 0 has shared identifier entries");
         }
 
         for (size_t i = 0; i < toS(he.nshared_objects); ++i) {
@@ -808,7 +789,7 @@ QPDF::checkHPageOffset(
         for (int iter: hint_shared) {
             if (!computed_shared.count(iter)) {
                 // pdlin puts thumbnails here even though it shouldn't
-                warnings.push_back(
+                linearizationWarning(
                     "page " + std::to_string(pageno) + ": shared object " +
                     std::to_string(iter) +
                     ": in hint table but not computed list");
@@ -820,10 +801,10 @@ QPDF::checkHPageOffset(
                 // Acrobat does not put some things including at least
                 // built-in fonts and procsets here, at least in some
                 // cases.
-                warnings.push_back(
-                    "page " + std::to_string(pageno) + ": shared object " +
-                    std::to_string(iter) +
-                    ": in computed list but not hint table");
+                linearizationWarning(
+                    ("page " + std::to_string(pageno) + ": shared object " +
+                     std::to_string(iter) +
+                     ": in computed list but not hint table"));
             }
         }
     }
@@ -831,10 +812,7 @@ QPDF::checkHPageOffset(
 
 void
 QPDF::checkHSharedObject(
-    std::list<std::string>& errors,
-    std::list<std::string>& warnings,
-    std::vector<QPDFObjectHandle> const& pages,
-    std::map<int, int>& idx_to_obj)
+    std::vector<QPDFObjectHandle> const& pages, std::map<int, int>& idx_to_obj)
 {
     // Implementation note 125 says shared object groups always
     // contain only one object.  Implementation note 128 says that
@@ -856,7 +834,7 @@ QPDF::checkHSharedObject(
 
     HSharedObject& so = this->m->shared_object_hints;
     if (so.nshared_total < so.nshared_first_page) {
-        errors.push_back("shared object hint table: ntotal < nfirst_page");
+        linearizationWarning("shared object hint table: ntotal < nfirst_page");
     } else {
         // The first nshared_first_page objects are consecutive
         // objects starting with the first page object.  The rest are
@@ -866,12 +844,12 @@ QPDF::checkHSharedObject(
             if (i == so.nshared_first_page) {
                 QTC::TC("qpdf", "QPDF lin check shared past first page");
                 if (this->m->part8.empty()) {
-                    errors.push_back("part 8 is empty but nshared_total > "
-                                     "nshared_first_page");
+                    linearizationWarning("part 8 is empty but nshared_total > "
+                                         "nshared_first_page");
                 } else {
                     int obj = this->m->part8.at(0).getObjectID();
                     if (obj != so.first_shared_obj) {
-                        errors.push_back(
+                        linearizationWarning(
                             "first shared object number mismatch: "
                             "hint table = " +
                             std::to_string(so.first_shared_obj) +
@@ -889,7 +867,7 @@ QPDF::checkHSharedObject(
                 qpdf_offset_t h_offset =
                     adjusted_offset(so.first_shared_offset);
                 if (offset != h_offset) {
-                    errors.push_back(
+                    linearizationWarning(
                         "first shared object offset mismatch: hint table = " +
                         std::to_string(h_offset) +
                         "; computed = " + std::to_string(offset));
@@ -899,10 +877,10 @@ QPDF::checkHSharedObject(
             idx_to_obj[i] = cur_object;
             HSharedObjectEntry& se = so.entries.at(toS(i));
             int nobjects = se.nobjects_minus_one + 1;
-            int length = lengthNextN(cur_object, nobjects, errors);
+            int length = lengthNextN(cur_object, nobjects);
             int h_length = so.min_group_length + se.delta_group_length;
             if (length != h_length) {
-                errors.push_back(
+                linearizationWarning(
                     "shared object " + std::to_string(i) +
                     " length mismatch: hint table = " +
                     std::to_string(h_length) +
@@ -914,7 +892,7 @@ QPDF::checkHSharedObject(
 }
 
 void
-QPDF::checkHOutlines(std::list<std::string>& warnings)
+QPDF::checkHOutlines()
 {
     // Empirically, Acrobat generates the correct value for the object
     // number but incorrectly stores the next object number's offset
@@ -937,7 +915,7 @@ QPDF::checkHOutlines(std::list<std::string>& warnings)
                 // This case is not exercised in test suite since not
                 // permitted by the spec, but if this does occur, the
                 // code below would fail.
-                warnings.push_back(
+                linearizationWarning(
                     "/Outlines key of root dictionary is not indirect");
                 return;
             }
@@ -951,24 +929,24 @@ QPDF::checkHOutlines(std::list<std::string>& warnings)
             qpdf_offset_t table_offset =
                 adjusted_offset(this->m->outline_hints.first_object_offset);
             if (offset != table_offset) {
-                warnings.push_back(
+                linearizationWarning(
                     "incorrect offset in outlines table: hint table = " +
                     std::to_string(table_offset) +
                     "; computed = " + std::to_string(offset));
             }
             int table_length = this->m->outline_hints.group_length;
             if (length != table_length) {
-                warnings.push_back(
+                linearizationWarning(
                     "incorrect length in outlines table: hint table = " +
                     std::to_string(table_length) +
                     "; computed = " + std::to_string(length));
             }
         } else {
-            warnings.push_back("incorrect first object number in outline "
-                               "hints table.");
+            linearizationWarning("incorrect first object number in outline "
+                                 "hints table.");
         }
     } else {
-        warnings.push_back("incorrect object count in outline hint table");
+        linearizationWarning("incorrect object count in outline hint table");
     }
 }
 
@@ -980,7 +958,7 @@ QPDF::showLinearizationData()
         checkLinearizationInternal();
         dumpLinearizationDataInternal();
     } catch (QPDFExc& e) {
-        *this->m->log->getError() << e.what() << "\n";
+        linearizationWarning(e.what());
     }
 }
 
diff --git a/manual/release-notes.rst b/manual/release-notes.rst
index ef5f2df4..a038005a 100644
--- a/manual/release-notes.rst
+++ b/manual/release-notes.rst
@@ -19,6 +19,12 @@ For a detailed list of changes, please see the file
     - New method ``QPDF::removeSecurityRestrictions`` removes security
       restrictions from digitally signed files.
 
+  - Bug fixes
+
+    - Linearization warnings are now treated like normal warnings in
+      that they include the file name and are suppressed with the
+      :qpdf:ref:`--no-warn` option.
+
   - Performance enhancements
 
     - Include more code tidying and performance improvements from M.
diff --git a/qpdf/qtest/linearization.test b/qpdf/qtest/linearization.test
index 76a61d7d..553dfc3a 100644
--- a/qpdf/qtest/linearization.test
+++ b/qpdf/qtest/linearization.test
@@ -45,14 +45,14 @@ my @to_linearize =
      );
 
 $n_tests += @linearized_files + 6;
-$n_tests += (3 * @to_linearize * 5) + 6;
+$n_tests += (3 * @to_linearize * 5) + 7;
 
 foreach my $base (@linearized_files)
 {
     $td->runtest("dump linearization: $base",
                  {$td->COMMAND => "qpdf --show-linearization $base.pdf"},
                  {$td->FILE => "$base.out",
-                  $td->EXIT_STATUS => 0},
+                  $td->EXIT_STATUS => ($base eq 'lin0' ? 0 : 3)},
                  $td->NORMALIZE_NEWLINES);
 }
 
@@ -129,5 +129,10 @@ foreach my $base (@to_linearize)
     }
 }
 
+$td->runtest("suppress linearization warnings",
+             {$td->COMMAND => "qpdf --no-warn --check lin3.pdf"},
+             {$td->FILE => "lin3-check-nowarn.out", $td->EXIT_STATUS => 3},
+             $td->NORMALIZE_NEWLINES);
+
 cleanup();
 $td->report($n_tests);
diff --git a/qpdf/qtest/qpdf/badlin1.out b/qpdf/qtest/qpdf/badlin1.out
index e61a201f..2f709ace 100644
--- a/qpdf/qtest/qpdf/badlin1.out
+++ b/qpdf/qtest/qpdf/badlin1.out
@@ -1,8 +1,8 @@
-WARNING: first page object (/O) mismatch
-WARNING: space before first xref item (/T) mismatch (computed = 11777; file = 11771
-WARNING: end of first page section (/E) mismatch: /E = 1827; computed = 3889..3891
-WARNING: page 0 has shared identifier entries
-WARNING: page 0: shared object 62: in hint table but not computed list
+WARNING: badlin1.pdf: first page object (/O) mismatch
+WARNING: badlin1.pdf: space before first xref item (/T) mismatch (computed = 11777; file = 11771
+WARNING: badlin1.pdf: end of first page section (/E) mismatch: /E = 1827; computed = 3889..3891
+WARNING: badlin1.pdf: page 0 has shared identifier entries
+WARNING: badlin1.pdf: page 0: shared object 62: in hint table but not computed list
 badlin1.pdf: linearization data:
 
 file_size: 13103
@@ -378,3 +378,4 @@ first_object: 66
 first_object_offset: 1827
 nobjects: 12
 group_length: 2064
+qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/lin1.out b/qpdf/qtest/qpdf/lin1.out
index d97842bc..d3588107 100644
--- a/qpdf/qtest/qpdf/lin1.out
+++ b/qpdf/qtest/qpdf/lin1.out
@@ -1,6 +1,6 @@
-WARNING: end of first page section (/E) mismatch: /E = 1827; computed = 3889..3891
-WARNING: page 0 has shared identifier entries
-WARNING: page 0: shared object 62: in hint table but not computed list
+WARNING: lin1.pdf: end of first page section (/E) mismatch: /E = 1827; computed = 3889..3891
+WARNING: lin1.pdf: page 0 has shared identifier entries
+WARNING: lin1.pdf: page 0: shared object 62: in hint table but not computed list
 lin1.pdf: linearization data:
 
 file_size: 13103
@@ -376,3 +376,4 @@ first_object: 66
 first_object_offset: 1827
 nobjects: 12
 group_length: 2064
+qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/lin2.out b/qpdf/qtest/qpdf/lin2.out
index 4be08814..db9388e2 100644
--- a/qpdf/qtest/qpdf/lin2.out
+++ b/qpdf/qtest/qpdf/lin2.out
@@ -1,6 +1,6 @@
-WARNING: end of first page section (/E) mismatch: /E = 1827; computed = 3889..3891
-WARNING: page 0 has shared identifier entries
-WARNING: page 0: shared object 62: in hint table but not computed list
+WARNING: lin2.pdf: end of first page section (/E) mismatch: /E = 1827; computed = 3889..3891
+WARNING: lin2.pdf: page 0 has shared identifier entries
+WARNING: lin2.pdf: page 0: shared object 62: in hint table but not computed list
 lin2.pdf: linearization data:
 
 file_size: 13103
@@ -376,3 +376,4 @@ first_object: 66
 first_object_offset: 1827
 nobjects: 12
 group_length: 2064
+qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/lin3-check-nowarn.out b/qpdf/qtest/qpdf/lin3-check-nowarn.out
new file mode 100644
index 00000000..0c1621f9
--- /dev/null
+++ b/qpdf/qtest/qpdf/lin3-check-nowarn.out
@@ -0,0 +1,4 @@
+checking lin3.pdf
+PDF Version: 1.3
+File is not encrypted
+File is linearized
diff --git a/qpdf/qtest/qpdf/lin3.out b/qpdf/qtest/qpdf/lin3.out
index 468cfa59..d09aebef 100644
--- a/qpdf/qtest/qpdf/lin3.out
+++ b/qpdf/qtest/qpdf/lin3.out
@@ -1,64 +1,64 @@
-WARNING: end of first page section (/E) mismatch: /E = 3978; computed = 3785..3786
-WARNING: page 1: shared object 107: in computed list but not hint table
-WARNING: page 1: shared object 109: in computed list but not hint table
-WARNING: page 2: shared object 107: in computed list but not hint table
-WARNING: page 2: shared object 109: in computed list but not hint table
-WARNING: page 3: shared object 107: in computed list but not hint table
-WARNING: page 3: shared object 109: in computed list but not hint table
-WARNING: page 4: shared object 107: in computed list but not hint table
-WARNING: page 4: shared object 109: in computed list but not hint table
-WARNING: page 5: shared object 107: in computed list but not hint table
-WARNING: page 5: shared object 109: in computed list but not hint table
-WARNING: page 6: shared object 107: in computed list but not hint table
-WARNING: page 6: shared object 109: in computed list but not hint table
-WARNING: page 7: shared object 107: in computed list but not hint table
-WARNING: page 7: shared object 109: in computed list but not hint table
-WARNING: page 8: shared object 107: in computed list but not hint table
-WARNING: page 8: shared object 109: in computed list but not hint table
-WARNING: page 9: shared object 107: in computed list but not hint table
-WARNING: page 9: shared object 109: in computed list but not hint table
-WARNING: page 10: shared object 107: in computed list but not hint table
-WARNING: page 10: shared object 109: in computed list but not hint table
-WARNING: page 11: shared object 107: in computed list but not hint table
-WARNING: page 11: shared object 109: in computed list but not hint table
-WARNING: page 12: shared object 107: in computed list but not hint table
-WARNING: page 12: shared object 109: in computed list but not hint table
-WARNING: page 13: shared object 107: in computed list but not hint table
-WARNING: page 13: shared object 109: in computed list but not hint table
-WARNING: page 14: shared object 107: in computed list but not hint table
-WARNING: page 14: shared object 109: in computed list but not hint table
-WARNING: page 15: shared object 107: in computed list but not hint table
-WARNING: page 15: shared object 109: in computed list but not hint table
-WARNING: page 16: shared object 107: in computed list but not hint table
-WARNING: page 16: shared object 109: in computed list but not hint table
-WARNING: page 17: shared object 107: in computed list but not hint table
-WARNING: page 17: shared object 109: in computed list but not hint table
-WARNING: page 18: shared object 107: in computed list but not hint table
-WARNING: page 18: shared object 109: in computed list but not hint table
-WARNING: page 19: shared object 107: in computed list but not hint table
-WARNING: page 19: shared object 109: in computed list but not hint table
-WARNING: page 20: shared object 107: in computed list but not hint table
-WARNING: page 20: shared object 109: in computed list but not hint table
-WARNING: page 21: shared object 107: in computed list but not hint table
-WARNING: page 21: shared object 109: in computed list but not hint table
-WARNING: page 22: shared object 107: in computed list but not hint table
-WARNING: page 22: shared object 109: in computed list but not hint table
-WARNING: page 23: shared object 107: in computed list but not hint table
-WARNING: page 23: shared object 109: in computed list but not hint table
-WARNING: page 24: shared object 107: in computed list but not hint table
-WARNING: page 24: shared object 109: in computed list but not hint table
-WARNING: page 25: shared object 107: in computed list but not hint table
-WARNING: page 25: shared object 109: in computed list but not hint table
-WARNING: page 26: shared object 107: in computed list but not hint table
-WARNING: page 26: shared object 109: in computed list but not hint table
-WARNING: page 27: shared object 107: in computed list but not hint table
-WARNING: page 27: shared object 109: in computed list but not hint table
-WARNING: page 28: shared object 107: in computed list but not hint table
-WARNING: page 28: shared object 109: in computed list but not hint table
-WARNING: page 29: shared object 107: in computed list but not hint table
-WARNING: page 29: shared object 109: in computed list but not hint table
-WARNING: incorrect offset in outlines table: hint table = 1627; computed = 1547
-WARNING: incorrect length in outlines table: hint table = 1988; computed = 1936
+WARNING: lin3.pdf: end of first page section (/E) mismatch: /E = 3978; computed = 3785..3786
+WARNING: lin3.pdf: page 1: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 1: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 2: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 2: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 3: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 3: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 4: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 4: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 5: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 5: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 6: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 6: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 7: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 7: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 8: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 8: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 9: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 9: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 10: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 10: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 11: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 11: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 12: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 12: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 13: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 13: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 14: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 14: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 15: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 15: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 16: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 16: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 17: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 17: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 18: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 18: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 19: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 19: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 20: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 20: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 21: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 21: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 22: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 22: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 23: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 23: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 24: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 24: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 25: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 25: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 26: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 26: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 27: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 27: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 28: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 28: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: page 29: shared object 107: in computed list but not hint table
+WARNING: lin3.pdf: page 29: shared object 109: in computed list but not hint table
+WARNING: lin3.pdf: incorrect offset in outlines table: hint table = 1627; computed = 1547
+WARNING: lin3.pdf: incorrect length in outlines table: hint table = 1988; computed = 1936
 lin3.pdf: linearization data:
 
 file_size: 16937
@@ -316,3 +316,4 @@ first_object: 94
 first_object_offset: 1627
 nobjects: 12
 group_length: 1988
+qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/lin4.out b/qpdf/qtest/qpdf/lin4.out
index 42c6282e..5fa06e71 100644
--- a/qpdf/qtest/qpdf/lin4.out
+++ b/qpdf/qtest/qpdf/lin4.out
@@ -1,5 +1,5 @@
-WARNING: page 0 has shared identifier entries
-WARNING: page 0: shared object 74: in hint table but not computed list
+WARNING: lin4.pdf: page 0 has shared identifier entries
+WARNING: lin4.pdf: page 0: shared object 74: in hint table but not computed list
 lin4.pdf: linearization data:
 
 file_size: 13055
@@ -351,3 +351,4 @@ first_object: 60
 first_object_offset: 9413
 nobjects: 12
 group_length: 2064
+qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/lin5.out b/qpdf/qtest/qpdf/lin5.out
index b2261a1b..875f1dca 100644
--- a/qpdf/qtest/qpdf/lin5.out
+++ b/qpdf/qtest/qpdf/lin5.out
@@ -1,64 +1,64 @@
-WARNING: end of first page section (/E) mismatch: /E = 4213; computed = 4004..4005
-WARNING: page 1: shared object 170: in computed list but not hint table
-WARNING: page 1: shared object 172: in computed list but not hint table
-WARNING: page 2: shared object 170: in computed list but not hint table
-WARNING: page 2: shared object 172: in computed list but not hint table
-WARNING: page 3: shared object 170: in computed list but not hint table
-WARNING: page 3: shared object 172: in computed list but not hint table
-WARNING: page 4: shared object 170: in computed list but not hint table
-WARNING: page 4: shared object 172: in computed list but not hint table
-WARNING: page 5: shared object 170: in computed list but not hint table
-WARNING: page 5: shared object 172: in computed list but not hint table
-WARNING: page 6: shared object 170: in computed list but not hint table
-WARNING: page 6: shared object 172: in computed list but not hint table
-WARNING: page 7: shared object 170: in computed list but not hint table
-WARNING: page 7: shared object 172: in computed list but not hint table
-WARNING: page 8: shared object 170: in computed list but not hint table
-WARNING: page 8: shared object 172: in computed list but not hint table
-WARNING: page 9: shared object 170: in computed list but not hint table
-WARNING: page 9: shared object 172: in computed list but not hint table
-WARNING: page 10: shared object 170: in computed list but not hint table
-WARNING: page 10: shared object 172: in computed list but not hint table
-WARNING: page 11: shared object 170: in computed list but not hint table
-WARNING: page 11: shared object 172: in computed list but not hint table
-WARNING: page 12: shared object 170: in computed list but not hint table
-WARNING: page 12: shared object 172: in computed list but not hint table
-WARNING: page 13: shared object 170: in computed list but not hint table
-WARNING: page 13: shared object 172: in computed list but not hint table
-WARNING: page 14: shared object 170: in computed list but not hint table
-WARNING: page 14: shared object 172: in computed list but not hint table
-WARNING: page 15: shared object 170: in computed list but not hint table
-WARNING: page 15: shared object 172: in computed list but not hint table
-WARNING: page 16: shared object 170: in computed list but not hint table
-WARNING: page 16: shared object 172: in computed list but not hint table
-WARNING: page 17: shared object 170: in computed list but not hint table
-WARNING: page 17: shared object 172: in computed list but not hint table
-WARNING: page 18: shared object 170: in computed list but not hint table
-WARNING: page 18: shared object 172: in computed list but not hint table
-WARNING: page 19: shared object 170: in computed list but not hint table
-WARNING: page 19: shared object 172: in computed list but not hint table
-WARNING: page 20: shared object 170: in computed list but not hint table
-WARNING: page 20: shared object 172: in computed list but not hint table
-WARNING: page 21: shared object 170: in computed list but not hint table
-WARNING: page 21: shared object 172: in computed list but not hint table
-WARNING: page 22: shared object 170: in computed list but not hint table
-WARNING: page 22: shared object 172: in computed list but not hint table
-WARNING: page 23: shared object 170: in computed list but not hint table
-WARNING: page 23: shared object 172: in computed list but not hint table
-WARNING: page 24: shared object 170: in computed list but not hint table
-WARNING: page 24: shared object 172: in computed list but not hint table
-WARNING: page 25: shared object 170: in computed list but not hint table
-WARNING: page 25: shared object 172: in computed list but not hint table
-WARNING: page 26: shared object 170: in computed list but not hint table
-WARNING: page 26: shared object 172: in computed list but not hint table
-WARNING: page 27: shared object 170: in computed list but not hint table
-WARNING: page 27: shared object 172: in computed list but not hint table
-WARNING: page 28: shared object 170: in computed list but not hint table
-WARNING: page 28: shared object 172: in computed list but not hint table
-WARNING: page 29: shared object 170: in computed list but not hint table
-WARNING: page 29: shared object 172: in computed list but not hint table
-WARNING: incorrect offset in outlines table: hint table = 1710; computed = 1627
-WARNING: incorrect length in outlines table: hint table = 2124; computed = 2075
+WARNING: lin5.pdf: end of first page section (/E) mismatch: /E = 4213; computed = 4004..4005
+WARNING: lin5.pdf: page 1: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 1: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 2: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 2: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 3: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 3: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 4: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 4: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 5: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 5: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 6: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 6: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 7: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 7: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 8: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 8: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 9: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 9: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 10: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 10: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 11: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 11: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 12: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 12: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 13: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 13: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 14: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 14: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 15: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 15: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 16: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 16: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 17: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 17: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 18: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 18: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 19: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 19: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 20: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 20: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 21: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 21: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 22: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 22: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 23: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 23: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 24: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 24: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 25: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 25: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 26: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 26: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 27: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 27: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 28: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 28: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: page 29: shared object 170: in computed list but not hint table
+WARNING: lin5.pdf: page 29: shared object 172: in computed list but not hint table
+WARNING: lin5.pdf: incorrect offset in outlines table: hint table = 1710; computed = 1627
+WARNING: lin5.pdf: incorrect length in outlines table: hint table = 2124; computed = 2075
 lin5.pdf: linearization data:
 
 file_size: 27464
@@ -316,3 +316,4 @@ first_object: 157
 first_object_offset: 1710
 nobjects: 12
 group_length: 2124
+qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/lin6.out b/qpdf/qtest/qpdf/lin6.out
index 3ed08aa8..0b4fafe0 100644
--- a/qpdf/qtest/qpdf/lin6.out
+++ b/qpdf/qtest/qpdf/lin6.out
@@ -1,94 +1,94 @@
-WARNING: end of first page section (/E) mismatch: /E = 2897; computed = 5005..5007
-WARNING: object count mismatch for page 0: hint table = 19; computed = 16
-WARNING: page 0 has shared identifier entries
-WARNING: page 0: shared object 93: in hint table but not computed list
-WARNING: object count mismatch for page 1: hint table = 3; computed = 2
-WARNING: page 1: shared object 98: in hint table but not computed list
-WARNING: page 1: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 2: hint table = 3; computed = 2
-WARNING: page 2: shared object 98: in hint table but not computed list
-WARNING: page 2: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 3: hint table = 3; computed = 2
-WARNING: page 3: shared object 98: in hint table but not computed list
-WARNING: page 3: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 4: hint table = 3; computed = 2
-WARNING: page 4: shared object 98: in hint table but not computed list
-WARNING: page 4: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 5: hint table = 3; computed = 2
-WARNING: page 5: shared object 98: in hint table but not computed list
-WARNING: page 5: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 6: hint table = 3; computed = 2
-WARNING: page 6: shared object 98: in hint table but not computed list
-WARNING: page 6: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 7: hint table = 3; computed = 2
-WARNING: page 7: shared object 98: in hint table but not computed list
-WARNING: page 7: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 8: hint table = 3; computed = 2
-WARNING: page 8: shared object 98: in hint table but not computed list
-WARNING: page 8: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 9: hint table = 3; computed = 2
-WARNING: page 9: shared object 98: in hint table but not computed list
-WARNING: page 9: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 10: hint table = 3; computed = 2
-WARNING: page 10: shared object 98: in hint table but not computed list
-WARNING: page 10: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 11: hint table = 3; computed = 2
-WARNING: page 11: shared object 98: in hint table but not computed list
-WARNING: page 11: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 12: hint table = 3; computed = 2
-WARNING: page 12: shared object 98: in hint table but not computed list
-WARNING: page 12: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 13: hint table = 3; computed = 2
-WARNING: page 13: shared object 98: in hint table but not computed list
-WARNING: page 13: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 14: hint table = 3; computed = 2
-WARNING: page 14: shared object 98: in hint table but not computed list
-WARNING: page 14: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 15: hint table = 3; computed = 2
-WARNING: page 15: shared object 98: in hint table but not computed list
-WARNING: page 15: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 16: hint table = 3; computed = 2
-WARNING: page 16: shared object 98: in hint table but not computed list
-WARNING: page 16: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 17: hint table = 3; computed = 2
-WARNING: page 17: shared object 98: in hint table but not computed list
-WARNING: page 17: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 18: hint table = 3; computed = 2
-WARNING: page 18: shared object 98: in hint table but not computed list
-WARNING: page 18: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 19: hint table = 3; computed = 2
-WARNING: page 19: shared object 98: in hint table but not computed list
-WARNING: page 19: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 20: hint table = 3; computed = 2
-WARNING: page 20: shared object 98: in hint table but not computed list
-WARNING: page 20: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 21: hint table = 3; computed = 2
-WARNING: page 21: shared object 98: in hint table but not computed list
-WARNING: page 21: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 22: hint table = 3; computed = 2
-WARNING: page 22: shared object 98: in hint table but not computed list
-WARNING: page 22: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 23: hint table = 3; computed = 2
-WARNING: page 23: shared object 98: in hint table but not computed list
-WARNING: page 23: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 24: hint table = 3; computed = 2
-WARNING: page 24: shared object 98: in hint table but not computed list
-WARNING: page 24: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 25: hint table = 3; computed = 2
-WARNING: page 25: shared object 98: in hint table but not computed list
-WARNING: page 25: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 26: hint table = 3; computed = 2
-WARNING: page 26: shared object 98: in hint table but not computed list
-WARNING: page 26: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 27: hint table = 3; computed = 2
-WARNING: page 27: shared object 98: in hint table but not computed list
-WARNING: page 27: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 28: hint table = 3; computed = 2
-WARNING: page 28: shared object 98: in hint table but not computed list
-WARNING: page 28: shared object 99: in hint table but not computed list
-WARNING: object count mismatch for page 29: hint table = 3; computed = 2
-WARNING: page 29: shared object 98: in hint table but not computed list
-WARNING: page 29: shared object 99: in hint table but not computed list
+WARNING: lin6.pdf: end of first page section (/E) mismatch: /E = 2897; computed = 5005..5007
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+WARNING: lin6.pdf: page 29: shared object 98: in hint table but not computed list
+WARNING: lin6.pdf: page 29: shared object 99: in hint table but not computed list
 lin6.pdf: linearization data:
 
 file_size: 24824
@@ -590,3 +590,4 @@ first_object: 100
 first_object_offset: 2897
 nobjects: 12
 group_length: 2110
+qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/lin7.out b/qpdf/qtest/qpdf/lin7.out
index c98d172a..09a663a1 100644
--- a/qpdf/qtest/qpdf/lin7.out
+++ b/qpdf/qtest/qpdf/lin7.out
@@ -1,62 +1,62 @@
-WARNING: end of first page section (/E) mismatch: /E = 1865; computed = 1655..1656
-WARNING: page 1: shared object 170: in computed list but not hint table
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+WARNING: lin7.pdf: end of first page section (/E) mismatch: /E = 1865; computed = 1655..1656
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 lin7.pdf: linearization data:
 
 file_size: 27408
@@ -290,3 +290,4 @@ first_object: 88
 first_object_offset: 12129
 nobjects: 12
 group_length: 2030
+qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/lin8.out b/qpdf/qtest/qpdf/lin8.out
index 696b759c..5290a34c 100644
--- a/qpdf/qtest/qpdf/lin8.out
+++ b/qpdf/qtest/qpdf/lin8.out
@@ -1,94 +1,94 @@
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-WARNING: object count mismatch for page 0: hint table = 7; computed = 4
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+WARNING: lin8.pdf: page 16: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 17: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 17: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 17: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 18: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 18: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 18: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 19: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 19: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 19: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 20: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 20: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 20: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 21: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 21: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 21: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 22: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 22: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 22: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 23: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 23: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 23: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 24: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 24: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 24: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 25: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 25: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 25: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 26: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 26: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 26: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 27: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 27: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 27: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 28: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 28: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 28: shared object 111: in hint table but not computed list
+WARNING: lin8.pdf: object count mismatch for page 29: hint table = 3; computed = 2
+WARNING: lin8.pdf: page 29: shared object 110: in hint table but not computed list
+WARNING: lin8.pdf: page 29: shared object 111: in hint table but not computed list
 lin8.pdf: linearization data:
 
 file_size: 24875
@@ -566,3 +566,4 @@ first_object: 89
 first_object_offset: 20067
 nobjects: 12
 group_length: 2069
+qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/lin9.out b/qpdf/qtest/qpdf/lin9.out
index 6fde8441..f6d57c78 100644
--- a/qpdf/qtest/qpdf/lin9.out
+++ b/qpdf/qtest/qpdf/lin9.out
@@ -1,5 +1,5 @@
-WARNING: page 0 has shared identifier entries
-WARNING: page 0: shared object 19: in hint table but not computed list
+WARNING: lin9.pdf: page 0 has shared identifier entries
+WARNING: lin9.pdf: page 0: shared object 19: in hint table but not computed list
 lin9.pdf: linearization data:
 
 file_size: 3316
@@ -102,3 +102,4 @@ Shared Object 5:
   group length: 67
 Shared Object 6:
   group length: 117
+qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/linearization-bounds-1.out b/qpdf/qtest/qpdf/linearization-bounds-1.out
index ff81a903..0f318de9 100644
--- a/qpdf/qtest/qpdf/linearization-bounds-1.out
+++ b/qpdf/qtest/qpdf/linearization-bounds-1.out
@@ -5,5 +5,5 @@ File is linearized
 WARNING: linearization-bounds-1.pdf (linearization hint stream: object 62 0, offset 12302): expected endstream
 WARNING: linearization-bounds-1.pdf (linearization hint stream: object 62 0, offset 1183): attempting to recover stream length
 WARNING: linearization-bounds-1.pdf (linearization hint stream: object 62 0, offset 1183): recovered stream length: 106
-WARNING: error encountered while checking linearization data: linearization-bounds-1.pdf (linearization hint table, offset 1183): /S (shared object) offset is out of bounds
+WARNING: linearization-bounds-1.pdf: error encountered while checking linearization data: linearization-bounds-1.pdf (linearization hint table, offset 1183): /S (shared object) offset is out of bounds
 qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/linearization-bounds-2.out b/qpdf/qtest/qpdf/linearization-bounds-2.out
index b7386ab3..4fbe519a 100644
--- a/qpdf/qtest/qpdf/linearization-bounds-2.out
+++ b/qpdf/qtest/qpdf/linearization-bounds-2.out
@@ -5,5 +5,5 @@ File is linearized
 WARNING: linearization-bounds-2.pdf (linearization hint stream: object 62 0, offset 1282): expected endstream
 WARNING: linearization-bounds-2.pdf (linearization hint stream: object 62 0, offset 1183): attempting to recover stream length
 WARNING: linearization-bounds-2.pdf (linearization hint stream: object 62 0, offset 1183): recovered stream length: 106
-WARNING: error encountered while checking linearization data: linearization-bounds-2.pdf (linearization hint table, offset 1183): /S (shared object) offset is out of bounds
+WARNING: linearization-bounds-2.pdf: error encountered while checking linearization data: linearization-bounds-2.pdf (linearization hint table, offset 1183): /S (shared object) offset is out of bounds
 qpdf: operation succeeded with warnings
diff --git a/qpdf/qtest/qpdf/linearization-large-vector-alloc.out b/qpdf/qtest/qpdf/linearization-large-vector-alloc.out
index 66ee998c..7e323f49 100644
--- a/qpdf/qtest/qpdf/linearization-large-vector-alloc.out
+++ b/qpdf/qtest/qpdf/linearization-large-vector-alloc.out
@@ -5,5 +5,5 @@ File is linearized
 WARNING: linearization-large-vector-alloc.pdf (linearization hint stream: object 62 0, offset 1282): expected endstream
 WARNING: linearization-large-vector-alloc.pdf (linearization hint stream: object 62 0, offset 1183): attempting to recover stream length
 WARNING: linearization-large-vector-alloc.pdf (linearization hint stream: object 62 0, offset 1183): recovered stream length: 106
-WARNING: error encountered while checking linearization data: overflow reading bit stream: wanted = 12556; available = 968
+WARNING: linearization-large-vector-alloc.pdf: error encountered while checking linearization data: overflow reading bit stream: wanted = 12556; available = 968
 qpdf: operation succeeded with warnings