./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', 'f79f3d9139777b1f3fad73d9402dfb981cfc6913b7a8d2e7fbb1388b638a27b1'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f79f3d9139777b1f3fad73d9402dfb981cfc6913b7a8d2e7fbb1388b638a27b1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 13:38:42,251 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 13:38:42,331 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 13:38:42,336 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 13:38:42,336 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 13:38:42,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 13:38:42,364 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 13:38:42,364 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 13:38:42,365 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 13:38:42,365 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 13:38:42,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 13:38:42,365 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 13:38:42,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 13:38:42,365 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 13:38:42,365 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 13:38:42,365 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 13:38:42,365 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 13:38:42,366 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 13:38:42,367 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 13:38:42,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 13:38:42,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 13:38:42,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 13:38:42,368 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 13:38:42,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 13:38:42,369 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 13:38:42,369 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 13:38:42,369 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 13:38:42,369 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 13:38:42,369 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 13:38:42,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:38:42,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 13:38:42,370 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 13:38:42,370 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 13:38:42,370 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 13:38:42,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 13:38:42,371 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 13:38:42,371 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 13:38:42,371 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 13:38:42,371 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 13:38:42,371 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f79f3d9139777b1f3fad73d9402dfb981cfc6913b7a8d2e7fbb1388b638a27b1 [2024-11-07 13:38:42,653 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 13:38:42,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 13:38:42,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 13:38:42,669 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 13:38:42,670 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 13:38:42,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2024-11-07 13:38:43,932 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 13:38:44,449 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 13:38:44,450 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2024-11-07 13:38:44,493 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e2570d917/650a9e3d5f584c64abef31caddd73224/FLAG1257ca6b8 [2024-11-07 13:38:44,513 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/e2570d917/650a9e3d5f584c64abef31caddd73224 [2024-11-07 13:38:44,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 13:38:44,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 13:38:44,518 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 13:38:44,518 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 13:38:44,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 13:38:44,523 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:38:44" (1/1) ... [2024-11-07 13:38:44,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f3c7a53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:44, skipping insertion in model container [2024-11-07 13:38:44,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:38:44" (1/1) ... [2024-11-07 13:38:44,630 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 13:38:46,075 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i[262495,262508] [2024-11-07 13:38:46,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:38:46,191 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 13:38:46,295 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5575] [2024-11-07 13:38:46,297 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5582] [2024-11-07 13:38:46,297 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [5590-5591] [2024-11-07 13:38:46,298 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %2, %0; setc %1": "+m" (*addr), "=qm" (c): "Ir" (nr): "memory"); [5599-5600] [2024-11-07 13:38:46,302 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [5732] [2024-11-07 13:38:46,304 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [5739] [2024-11-07 13:38:46,306 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5838] [2024-11-07 13:38:46,307 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5845] [2024-11-07 13:38:46,314 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (19), "i" (12UL)); [6002-6003] [2024-11-07 13:38:46,318 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (36), "i" (12UL)); [6031-6032] [2024-11-07 13:38:46,319 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (84), "i" (12UL)); [6066-6067] [2024-11-07 13:38:46,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"include/asm-generic/dma-mapping-common.h"), "i" (96), "i" (12UL)); [6090-6091] [2024-11-07 13:38:46,340 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6453] [2024-11-07 13:38:46,343 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/ldvuser/mutilin/launch/work/current--X--drivers/--X--defaultlinux-4.2-rc1.tar.xz--X--43_2a--X--cpachecker/linux-4.2-rc1.tar.xz/csd_deg_dscv/10706/dscv_tempdir/dscv/ri/43_2a/drivers/net/ethernet/natsemi/ns83820.c"), "i" (538), "i" (12UL)); [6480-6481] [2024-11-07 13:38:46,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6844] [2024-11-07 13:38:46,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("mfence": : : "memory"); [6972] [2024-11-07 13:38:46,467 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)dev->rx_info.next_rx_desc) [7405] [2024-11-07 13:38:46,592 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i[262495,262508] [2024-11-07 13:38:46,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:38:46,769 INFO L204 MainTranslator]: Completed translation [2024-11-07 13:38:46,770 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46 WrapperNode [2024-11-07 13:38:46,771 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 13:38:46,772 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 13:38:46,772 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 13:38:46,772 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 13:38:46,778 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:46,839 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:46,972 INFO L138 Inliner]: procedures = 265, calls = 1420, calls flagged for inlining = 130, calls inlined = 125, statements flattened = 4355 [2024-11-07 13:38:46,973 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 13:38:46,974 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 13:38:46,974 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 13:38:46,974 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 13:38:46,982 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:46,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:47,021 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:47,683 INFO L175 MemorySlicer]: Split 762 memory accesses to 14 slices as follows [2, 8, 638, 26, 3, 5, 5, 5, 3, 8, 8, 2, 43, 6]. 84 percent of accesses are in the largest equivalence class. The 91 initializations are split as follows [2, 8, 21, 26, 0, 5, 5, 5, 3, 8, 8, 0, 0, 0]. The 315 writes are split as follows [0, 0, 265, 0, 1, 0, 0, 0, 0, 0, 0, 1, 43, 5]. [2024-11-07 13:38:47,684 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:47,684 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:47,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:47,825 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:47,882 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:47,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:47,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 13:38:47,953 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 13:38:47,953 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 13:38:47,953 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 13:38:47,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (1/1) ... [2024-11-07 13:38:47,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:38:47,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:38:47,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 13:38:47,993 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 13:38:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure kick_tx [2024-11-07 13:38:48,015 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_tx [2024-11-07 13:38:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_set_multicast [2024-11-07 13:38:48,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_set_multicast [2024-11-07 13:38:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 13:38:48,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 13:38:48,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 13:38:48,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 13:38:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 13:38:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 13:38:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 13:38:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 13:38:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 13:38:48,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-07 13:38:48,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-07 13:38:48,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_rx_kick [2024-11-07 13:38:48,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_rx_kick [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-07 13:38:48,018 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_do_reset [2024-11-07 13:38:48,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_do_reset [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2024-11-07 13:38:48,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2024-11-07 13:38:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 13:38:48,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-11-07 13:38:48,019 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-07 13:38:48,019 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-07 13:38:48,019 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-07 13:38:48,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2024-11-07 13:38:48,019 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2024-11-07 13:38:48,019 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2024-11-07 13:38:48,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2024-11-07 13:38:48,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-07 13:38:48,019 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-07 13:38:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-07 13:38:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-07 13:38:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-07 13:38:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-07 13:38:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-07 13:38:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-07 13:38:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-07 13:38:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-07 13:38:48,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-07 13:38:48,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-07 13:38:48,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-07 13:38:48,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-07 13:38:48,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-07 13:38:48,021 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-07 13:38:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 13:38:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-07 13:38:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2024-11-07 13:38:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-07 13:38:48,022 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-07 13:38:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-07 13:38:48,023 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-07 13:38:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_update_stats [2024-11-07 13:38:48,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_update_stats [2024-11-07 13:38:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure PRIV [2024-11-07 13:38:48,023 INFO L138 BoogieDeclarations]: Found implementation of procedure PRIV [2024-11-07 13:38:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2024-11-07 13:38:48,023 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2024-11-07 13:38:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 13:38:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure queue_refill [2024-11-07 13:38:48,023 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_refill [2024-11-07 13:38:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2024-11-07 13:38:48,023 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2024-11-07 13:38:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 13:38:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-07 13:38:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-07 13:38:48,024 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-07 13:38:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-07 13:38:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2024-11-07 13:38:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-07 13:38:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2024-11-07 13:38:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-07 13:38:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-07 13:38:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2024-11-07 13:38:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2024-11-07 13:38:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2024-11-07 13:38:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2024-11-07 13:38:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-07 13:38:48,025 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_get_stats [2024-11-07 13:38:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_get_stats [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-07 13:38:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_tx_timeout [2024-11-07 13:38:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_tx_timeout [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2024-11-07 13:38:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-07 13:38:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2024-11-07 13:38:48,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-07 13:38:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-07 13:38:48,027 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2024-11-07 13:38:48,027 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-07 13:38:48,027 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-07 13:38:48,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2024-11-07 13:38:48,027 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2024-11-07 13:38:48,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2024-11-07 13:38:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure build_rx_desc [2024-11-07 13:38:48,027 INFO L138 BoogieDeclarations]: Found implementation of procedure build_rx_desc [2024-11-07 13:38:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2024-11-07 13:38:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2024-11-07 13:38:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2024-11-07 13:38:48,031 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2024-11-07 13:38:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 13:38:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 13:38:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 13:38:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 13:38:48,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 13:38:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 13:38:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 13:38:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 13:38:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 13:38:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 13:38:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 13:38:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 13:38:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 13:38:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 13:38:48,032 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-07 13:38:48,032 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-07 13:38:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2024-11-07 13:38:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2024-11-07 13:38:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_change_mtu [2024-11-07 13:38:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_change_mtu [2024-11-07 13:38:48,033 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2024-11-07 13:38:48,033 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-07 13:38:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-07 13:38:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_run_bist [2024-11-07 13:38:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_run_bist [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure clear_rx_desc [2024-11-07 13:38:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_rx_desc [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure phy_intr [2024-11-07 13:38:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_intr [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2024-11-07 13:38:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2024-11-07 13:38:48,034 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2024-11-07 13:38:48,034 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure rx_irq [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_irq [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure do_tx_done [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure do_tx_done [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_disable_interrupts [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_disable_interrupts [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure kick_rx [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure kick_rx [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-07 13:38:48,035 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 13:38:48,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 13:38:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 13:38:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 13:38:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 13:38:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 13:38:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 13:38:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 13:38:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 13:38:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 13:38:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 13:38:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 13:38:48,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 13:38:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure rx_refill [2024-11-07 13:38:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_refill [2024-11-07 13:38:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 13:38:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 13:38:48,039 INFO L130 BoogieDeclarations]: Found specification of procedure ns83820_stop [2024-11-07 13:38:48,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ns83820_stop [2024-11-07 13:38:48,857 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 13:38:48,860 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 13:38:49,049 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 13:39:03,287 INFO L? ?]: Removed 1807 outVars from TransFormulas that were not future-live. [2024-11-07 13:39:03,287 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 13:39:03,340 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 13:39:03,341 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-07 13:39:03,341 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:39:03 BoogieIcfgContainer [2024-11-07 13:39:03,341 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 13:39:03,344 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 13:39:03,344 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 13:39:03,348 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 13:39:03,348 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:38:44" (1/3) ... [2024-11-07 13:39:03,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ca01e7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:39:03, skipping insertion in model container [2024-11-07 13:39:03,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:38:46" (2/3) ... [2024-11-07 13:39:03,349 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ca01e7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:39:03, skipping insertion in model container [2024-11-07 13:39:03,349 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:39:03" (3/3) ... [2024-11-07 13:39:03,350 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--natsemi--ns83820.ko-entry_point.cil.out.i [2024-11-07 13:39:03,364 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 13:39:03,365 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 13:39:03,472 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 13:39:03,486 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6cf2624, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 13:39:03,486 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 13:39:03,501 INFO L276 IsEmpty]: Start isEmpty. Operand has 1928 states, 1430 states have (on average 1.3545454545454545) internal successors, (1937), 1469 states have internal predecessors, (1937), 413 states have call successors, (413), 84 states have call predecessors, (413), 83 states have return successors, (405), 403 states have call predecessors, (405), 405 states have call successors, (405) [2024-11-07 13:39:03,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-07 13:39:03,533 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:39:03,534 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:39:03,535 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:39:03,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:39:03,538 INFO L85 PathProgramCache]: Analyzing trace with hash -735565431, now seen corresponding path program 1 times [2024-11-07 13:39:03,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:39:03,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767467808] [2024-11-07 13:39:03,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:39:03,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:39:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:39:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:39:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:39:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:39:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:39:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:39:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:39:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:39:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:39:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:39:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:39:08,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:39:08,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:39:08,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-07 13:39:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:39:08,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:08,559 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-07 13:39:08,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:39:08,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767467808] [2024-11-07 13:39:08,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767467808] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:39:08,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:39:08,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 13:39:08,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743454722] [2024-11-07 13:39:08,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:39:08,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 13:39:08,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:39:08,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 13:39:08,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 13:39:08,600 INFO L87 Difference]: Start difference. First operand has 1928 states, 1430 states have (on average 1.3545454545454545) internal successors, (1937), 1469 states have internal predecessors, (1937), 413 states have call successors, (413), 84 states have call predecessors, (413), 83 states have return successors, (405), 403 states have call predecessors, (405), 405 states have call successors, (405) Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (13), 5 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-07 13:39:12,687 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:39:16,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:39:42,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:39:42,816 INFO L93 Difference]: Finished difference Result 4018 states and 5814 transitions. [2024-11-07 13:39:42,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 13:39:42,819 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (13), 5 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 111 [2024-11-07 13:39:42,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:39:42,851 INFO L225 Difference]: With dead ends: 4018 [2024-11-07 13:39:42,852 INFO L226 Difference]: Without dead ends: 2071 [2024-11-07 13:39:42,869 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:39:42,872 INFO L432 NwaCegarLoop]: 1286 mSDtfsCounter, 2491 mSDsluCounter, 1610 mSDsCounter, 0 mSdLazyCounter, 2838 mSolverCounterSat, 1555 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2599 SdHoareTripleChecker+Valid, 2896 SdHoareTripleChecker+Invalid, 4395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1555 IncrementalHoareTripleChecker+Valid, 2838 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.4s IncrementalHoareTripleChecker+Time [2024-11-07 13:39:42,874 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2599 Valid, 2896 Invalid, 4395 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1555 Valid, 2838 Invalid, 2 Unknown, 0 Unchecked, 33.4s Time] [2024-11-07 13:39:42,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2071 states. [2024-11-07 13:39:43,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2071 to 1904. [2024-11-07 13:39:43,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1904 states, 1416 states have (on average 1.3149717514124293) internal successors, (1862), 1445 states have internal predecessors, (1862), 405 states have call successors, (405), 83 states have call predecessors, (405), 82 states have return successors, (404), 402 states have call predecessors, (404), 404 states have call successors, (404) [2024-11-07 13:39:43,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1904 states to 1904 states and 2671 transitions. [2024-11-07 13:39:43,099 INFO L78 Accepts]: Start accepts. Automaton has 1904 states and 2671 transitions. Word has length 111 [2024-11-07 13:39:43,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:39:43,099 INFO L471 AbstractCegarLoop]: Abstraction has 1904 states and 2671 transitions. [2024-11-07 13:39:43,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (13), 5 states have call predecessors, (13), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-07 13:39:43,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1904 states and 2671 transitions. [2024-11-07 13:39:43,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-07 13:39:43,109 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:39:43,110 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:39:43,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 13:39:43,112 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:39:43,115 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:39:43,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1775080577, now seen corresponding path program 1 times [2024-11-07 13:39:43,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:39:43,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688997757] [2024-11-07 13:39:43,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:39:43,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:39:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:39:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:39:47,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:39:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-07 13:39:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:39:47,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:39:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 13:39:47,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:39:47,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:39:47,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-07 13:39:47,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:39:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 13:39:47,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 13:39:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-07 13:39:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 13:39:47,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:39:47,561 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-07 13:39:47,562 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:39:47,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688997757] [2024-11-07 13:39:47,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688997757] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:39:47,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:39:47,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:39:47,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411547483] [2024-11-07 13:39:47,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:39:47,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:39:47,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:39:47,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:39:47,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:39:47,566 INFO L87 Difference]: Start difference. First operand 1904 states and 2671 transitions. Second operand has 6 states, 6 states have (on average 8.333333333333334) internal successors, (50), 3 states have internal predecessors, (50), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-07 13:39:51,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:39:55,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []