./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.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-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.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', '3bc6b3a88723e5b624538f8d0e562bbcbb838c2bd2dcd71ae870bf42dcd3068b'] 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-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.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 3bc6b3a88723e5b624538f8d0e562bbcbb838c2bd2dcd71ae870bf42dcd3068b --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 14:17:50,162 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 14:17:50,274 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 14:17:50,278 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 14:17:50,279 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 14:17:50,295 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 14:17:50,296 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 14:17:50,296 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 14:17:50,296 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 14:17:50,296 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 14:17:50,296 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 14:17:50,296 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 14:17:50,297 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 14:17:50,297 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 14:17:50,297 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 14:17:50,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 14:17:50,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 14:17:50,297 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 14:17:50,297 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 14:17:50,298 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 14:17:50,298 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 14:17:50,298 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 14:17:50,298 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 14:17:50,298 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 14:17:50,298 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 14:17:50,298 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 14:17:50,298 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 14:17:50,298 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 14:17:50,298 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 14:17:50,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 14:17:50,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 14:17:50,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 14:17:50,299 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 14:17:50,299 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 14:17:50,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 14:17:50,299 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 14:17:50,299 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 14:17:50,299 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 14:17:50,299 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 14:17:50,300 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 -> 3bc6b3a88723e5b624538f8d0e562bbcbb838c2bd2dcd71ae870bf42dcd3068b [2024-11-07 14:17:50,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 14:17:50,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 14:17:50,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 14:17:50,551 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 14:17:50,551 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 14:17:50,552 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2024-11-07 14:17:51,768 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 14:17:52,277 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 14:17:52,278 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2024-11-07 14:17:52,325 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/19540e5fd/ae563fd6bc244648bd0671d4c29eff70/FLAG462373620 [2024-11-07 14:17:52,832 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/19540e5fd/ae563fd6bc244648bd0671d4c29eff70 [2024-11-07 14:17:52,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 14:17:52,838 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 14:17:52,839 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 14:17:52,839 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 14:17:52,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 14:17:52,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:17:52" (1/1) ... [2024-11-07 14:17:52,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bc3a157 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:52, skipping insertion in model container [2024-11-07 14:17:52,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:17:52" (1/1) ... [2024-11-07 14:17:52,953 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 14:17:54,520 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-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[339479,339492] [2024-11-07 14:17:54,523 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-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[339648,339661] [2024-11-07 14:17:54,523 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-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[339815,339828] [2024-11-07 14:17:54,523 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-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[339983,339996] [2024-11-07 14:17:54,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 14:17:54,576 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 14:17:54,642 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"); [5308] [2024-11-07 14:17:54,643 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)); [5315] [2024-11-07 14:17:54,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5322] [2024-11-07 14:17:54,645 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/debian/klever-work/native-scheduler-work-dir/scheduler/jobs/7cdfae59d3ac602223400f61d8829e28/klever-core-work-dir/520b8de/linux-kernel-locking-spinlock/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5377-5378] [2024-11-07 14:17:54,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5383-5385] [2024-11-07 14:17:54,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [5502] [2024-11-07 14:17:54,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [5510] [2024-11-07 14:17:54,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [5517] [2024-11-07 14:17:54,651 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)); [5645-5646] [2024-11-07 14:17:54,652 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)); [5679-5680] [2024-11-07 14:17:54,652 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" (79), "i" (12UL)); [5720-5721] [2024-11-07 14:17:54,653 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" (91), "i" (12UL)); [5749-5750] [2024-11-07 14:17:54,681 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" (103), "i" (12UL)); [5786-5787] [2024-11-07 14:17:54,682 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" (115), "i" (12UL)); [5823-5824] [2024-11-07 14:17:54,707 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("": : : "memory"); [6769] [2024-11-07 14:17:54,724 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7540] [2024-11-07 14:17:54,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7550] [2024-11-07 14:17:54,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [7565] [2024-11-07 14:17:54,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8351] [2024-11-07 14:17:54,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8384] [2024-11-07 14:17:54,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8407] [2024-11-07 14:17:54,756 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8648] [2024-11-07 14:17:54,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8678] [2024-11-07 14:17:54,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("sfence": : : "memory"); [8691] [2024-11-07 14:17:54,806 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-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[339479,339492] [2024-11-07 14:17:54,807 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-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[339648,339661] [2024-11-07 14:17:54,807 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-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[339815,339828] [2024-11-07 14:17:54,807 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-3.14/linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.i[339983,339996] [2024-11-07 14:17:54,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 14:17:54,955 INFO L204 MainTranslator]: Completed translation [2024-11-07 14:17:54,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54 WrapperNode [2024-11-07 14:17:54,956 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 14:17:54,957 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 14:17:54,957 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 14:17:54,957 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 14:17:54,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:55,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:55,196 INFO L138 Inliner]: procedures = 432, calls = 2152, calls flagged for inlining = 207, calls inlined = 190, statements flattened = 6128 [2024-11-07 14:17:55,196 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 14:17:55,197 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 14:17:55,197 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 14:17:55,197 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 14:17:55,246 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:55,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:55,300 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:56,078 INFO L175 MemorySlicer]: Split 1014 memory accesses to 20 slices as follows [15, 834, 4, 4, 7, 7, 7, 4, 2, 2, 7, 8, 7, 19, 1, 2, 1, 71, 10, 2]. 82 percent of accesses are in the largest equivalence class. The 91 initializations are split as follows [15, 30, 0, 4, 0, 0, 7, 4, 0, 0, 7, 8, 7, 0, 1, 2, 0, 0, 6, 0]. The 457 writes are split as follows [0, 364, 4, 0, 2, 2, 0, 0, 1, 1, 0, 0, 0, 11, 0, 0, 0, 71, 1, 0]. [2024-11-07 14:17:56,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:56,078 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:56,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:56,201 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:56,240 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:56,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:56,311 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 14:17:56,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 14:17:56,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 14:17:56,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 14:17:56,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (1/1) ... [2024-11-07 14:17:56,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 14:17:56,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 14:17:56,339 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 14:17:56,341 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 14:17:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure BB_GET_BIT2 [2024-11-07 14:17:56,356 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_GET_BIT2 [2024-11-07 14:17:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2024-11-07 14:17:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2024-11-07 14:17:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2024-11-07 14:17:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2024-11-07 14:17:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-07 14:17:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-07 14:17:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_open [2024-11-07 14:17:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_open [2024-11-07 14:17:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_poll_stop [2024-11-07 14:17:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_poll_stop [2024-11-07 14:17:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure is_quattro_p [2024-11-07 14:17:56,357 INFO L138 BoogieDeclarations]: Found implementation of procedure is_quattro_p [2024-11-07 14:17:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-07 14:17:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-07 14:17:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_close [2024-11-07 14:17:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_close [2024-11-07 14:17:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 14:17:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 14:17:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2024-11-07 14:17:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2024-11-07 14:17:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-07 14:17:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lock [2024-11-07 14:17:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_set_multicast [2024-11-07 14:17:56,358 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_set_multicast [2024-11-07 14:17:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2024-11-07 14:17:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2024-11-07 14:17:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure BB_PUT_BIT [2024-11-07 14:17:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure BB_PUT_BIT [2024-11-07 14:17:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2024-11-07 14:17:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2024-11-07 14:17:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_begin_auto_negotiation [2024-11-07 14:17:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_begin_auto_negotiation [2024-11-07 14:17:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_get_counters [2024-11-07 14:17:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_get_counters [2024-11-07 14:17:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_happy_lock_of_happy_meal [2024-11-07 14:17:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_happy_lock_of_happy_meal [2024-11-07 14:17:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2024-11-07 14:17:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2024-11-07 14:17:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2024-11-07 14:17:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2024-11-07 14:17:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2024-11-07 14:17:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer [2024-11-07 14:17:56,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2024-11-07 14:17:56,360 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-07 14:17:56,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2024-11-07 14:17:56,360 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_happy_lock_of_happy_meal [2024-11-07 14:17:56,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_happy_lock_of_happy_meal [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-07 14:17:56,360 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#16 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#17 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#18 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#19 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2024-11-07 14:17:56,360 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 14:17:56,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#16 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#17 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#18 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#19 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2024-11-07 14:17:56,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 14:17:56,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 14:17:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 14:17:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 14:17:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 14:17:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 14:17:56,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2024-11-07 14:17:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2024-11-07 14:17:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2024-11-07 14:17:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2024-11-07 14:17:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure set_happy_link_modes [2024-11-07 14:17:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure set_happy_link_modes [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_reset [2024-11-07 14:17:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_reset [2024-11-07 14:17:56,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-07 14:17:56,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exit [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tx_timeout [2024-11-07 14:17:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tx_timeout [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2024-11-07 14:17:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_read [2024-11-07 14:17:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_read [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-07 14:17:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-07 14:17:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-07 14:17:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-07 14:17:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-07 14:17:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2024-11-07 14:17:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-07 14:17:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2024-11-07 14:17:56,365 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2024-11-07 14:17:56,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2024-11-07 14:17:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2024-11-07 14:17:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-07 14:17:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-07 14:17:56,366 INFO L130 BoogieDeclarations]: Found specification of procedure is_lucent_phy [2024-11-07 14:17:56,366 INFO L138 BoogieDeclarations]: Found implementation of procedure is_lucent_phy [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 14:17:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure hme_read_desc32 [2024-11-07 14:17:56,368 INFO L138 BoogieDeclarations]: Found implementation of procedure hme_read_desc32 [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#0 [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#1 [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#2 [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#3 [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#4 [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#5 [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#6 [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#7 [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#8 [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#9 [2024-11-07 14:17:56,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#10 [2024-11-07 14:17:56,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#11 [2024-11-07 14:17:56,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#12 [2024-11-07 14:17:56,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#13 [2024-11-07 14:17:56,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#14 [2024-11-07 14:17:56,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#15 [2024-11-07 14:17:56,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#16 [2024-11-07 14:17:56,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#17 [2024-11-07 14:17:56,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#18 [2024-11-07 14:17:56,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy#19 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#0 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#1 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#2 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#3 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#4 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#5 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#6 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#7 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#8 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#9 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#10 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#11 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#12 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#13 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#14 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#15 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#16 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#17 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#18 [2024-11-07 14:17:56,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy#19 [2024-11-07 14:17:56,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#16 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#17 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#18 [2024-11-07 14:17:56,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#19 [2024-11-07 14:17:56,371 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_clean_rings [2024-11-07 14:17:56,371 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_clean_rings [2024-11-07 14:17:56,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 14:17:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 14:17:56,372 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 14:17:56,372 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 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-07 14:17:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlock [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2024-11-07 14:17:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2024-11-07 14:17:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2024-11-07 14:17:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2024-11-07 14:17:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-07 14:17:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-07 14:17:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-07 14:17:56,372 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-07 14:17:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-07 14:17:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-07 14:17:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-07 14:17:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-07 14:17:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-07 14:17:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-07 14:17:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-07 14:17:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-07 14:17:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-07 14:17:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-07 14:17:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-07 14:17:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-07 14:17:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2024-11-07 14:17:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2024-11-07 14:17:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2024-11-07 14:17:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-07 14:17:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-07 14:17:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2024-11-07 14:17:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2024-11-07 14:17:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-07 14:17:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-07 14:17:56,376 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-07 14:17:56,376 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-07 14:17:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_stop [2024-11-07 14:17:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_stop [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-07 14:17:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2024-11-07 14:17:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2024-11-07 14:17:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_pci_remove [2024-11-07 14:17:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_pci_remove [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_63 [2024-11-07 14:17:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_63 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_init [2024-11-07 14:17:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_init [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2024-11-07 14:17:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2024-11-07 14:17:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_tcvr_write [2024-11-07 14:17:56,377 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_tcvr_write [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-07 14:17:56,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-07 14:17:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-07 14:17:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-07 14:17:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2024-11-07 14:17:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-07 14:17:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-07 14:17:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2024-11-07 14:17:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2024-11-07 14:17:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_64 [2024-11-07 14:17:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_64 [2024-11-07 14:17:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2024-11-07 14:17:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2024-11-07 14:17:56,381 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 14:17:56,381 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 14:17:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed [2024-11-07 14:17:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed [2024-11-07 14:17:56,381 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-07 14:17:56,381 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2024-11-07 14:17:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2024-11-07 14:17:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2024-11-07 14:17:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2024-11-07 14:17:56,382 INFO L130 BoogieDeclarations]: Found specification of procedure happy_meal_transceiver_check [2024-11-07 14:17:56,382 INFO L138 BoogieDeclarations]: Found implementation of procedure happy_meal_transceiver_check [2024-11-07 14:17:57,150 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 14:17:57,152 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 14:17:57,361 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 14:18:07,208 INFO L? ?]: Removed 2908 outVars from TransFormulas that were not future-live. [2024-11-07 14:18:07,208 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 14:18:07,253 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 14:18:07,254 INFO L316 CfgBuilder]: Removed 21 assume(true) statements. [2024-11-07 14:18:07,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:18:07 BoogieIcfgContainer [2024-11-07 14:18:07,254 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 14:18:07,256 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 14:18:07,257 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 14:18:07,261 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 14:18:07,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:17:52" (1/3) ... [2024-11-07 14:18:07,261 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d7264b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:18:07, skipping insertion in model container [2024-11-07 14:18:07,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:17:54" (2/3) ... [2024-11-07 14:18:07,261 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70d7264b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:18:07, skipping insertion in model container [2024-11-07 14:18:07,262 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:18:07" (3/3) ... [2024-11-07 14:18:07,262 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_linux-kernel-locking-spinlock_drivers-net-ethernet-sun-sunhme.cil.i [2024-11-07 14:18:07,272 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 14:18:07,273 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-11-07 14:18:07,353 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 14:18:07,361 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;@5017208f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 14:18:07,362 INFO L334 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2024-11-07 14:18:07,373 INFO L276 IsEmpty]: Start isEmpty. Operand has 2568 states, 1872 states have (on average 1.3659188034188035) internal successors, (2557), 1915 states have internal predecessors, (2557), 604 states have call successors, (604), 89 states have call predecessors, (604), 88 states have return successors, (600), 589 states have call predecessors, (600), 600 states have call successors, (600) [2024-11-07 14:18:07,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-07 14:18:07,379 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:18:07,379 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 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 14:18:07,380 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:18:07,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:18:07,383 INFO L85 PathProgramCache]: Analyzing trace with hash -531741080, now seen corresponding path program 1 times [2024-11-07 14:18:07,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:18:07,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454434333] [2024-11-07 14:18:07,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:18:07,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:18:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:12,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 14:18:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:12,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:12,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:12,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-07 14:18:12,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:12,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-11-07 14:18:12,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:12,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-07 14:18:12,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:18:12,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454434333] [2024-11-07 14:18:12,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454434333] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:18:12,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:18:12,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 14:18:12,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652332507] [2024-11-07 14:18:12,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:18:12,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 14:18:12,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:18:12,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 14:18:12,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 14:18:12,547 INFO L87 Difference]: Start difference. First operand has 2568 states, 1872 states have (on average 1.3659188034188035) internal successors, (2557), 1915 states have internal predecessors, (2557), 604 states have call successors, (604), 89 states have call predecessors, (604), 88 states have return successors, (600), 589 states have call predecessors, (600), 600 states have call successors, (600) Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-07 14:18:12,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:18:12,837 INFO L93 Difference]: Finished difference Result 5106 states and 7627 transitions. [2024-11-07 14:18:12,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 14:18:12,839 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 35 [2024-11-07 14:18:12,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:18:12,876 INFO L225 Difference]: With dead ends: 5106 [2024-11-07 14:18:12,876 INFO L226 Difference]: Without dead ends: 2555 [2024-11-07 14:18:12,901 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 14:18:12,904 INFO L432 NwaCegarLoop]: 3706 mSDtfsCounter, 0 mSDsluCounter, 3702 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7408 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-07 14:18:12,904 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7408 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-07 14:18:12,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2555 states. [2024-11-07 14:18:13,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2555 to 2555. [2024-11-07 14:18:13,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2555 states, 1865 states have (on average 1.3388739946380697) internal successors, (2497), 1907 states have internal predecessors, (2497), 600 states have call successors, (600), 88 states have call predecessors, (600), 87 states have return successors, (597), 586 states have call predecessors, (597), 597 states have call successors, (597) [2024-11-07 14:18:13,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2555 states to 2555 states and 3694 transitions. [2024-11-07 14:18:13,096 INFO L78 Accepts]: Start accepts. Automaton has 2555 states and 3694 transitions. Word has length 35 [2024-11-07 14:18:13,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:18:13,096 INFO L471 AbstractCegarLoop]: Abstraction has 2555 states and 3694 transitions. [2024-11-07 14:18:13,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 2 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2024-11-07 14:18:13,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2555 states and 3694 transitions. [2024-11-07 14:18:13,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-07 14:18:13,101 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:18:13,101 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 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 14:18:13,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 14:18:13,102 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:18:13,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:18:13,102 INFO L85 PathProgramCache]: Analyzing trace with hash 2079972914, now seen corresponding path program 1 times [2024-11-07 14:18:13,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:18:13,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545537140] [2024-11-07 14:18:13,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:18:13,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:18:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:17,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 14:18:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:17,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 14:18:17,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:17,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 14:18:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:17,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:17,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-07 14:18:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:17,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-07 14:18:17,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:17,941 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-07 14:18:17,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:18:17,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545537140] [2024-11-07 14:18:17,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545537140] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:18:17,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:18:17,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 14:18:17,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205303451] [2024-11-07 14:18:17,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:18:17,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 14:18:17,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:18:17,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 14:18:17,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:18:17,944 INFO L87 Difference]: Start difference. First operand 2555 states and 3694 transitions. Second operand has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 14:18:18,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:18:18,366 INFO L93 Difference]: Finished difference Result 2561 states and 3699 transitions. [2024-11-07 14:18:18,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:18:18,366 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 51 [2024-11-07 14:18:18,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:18:18,383 INFO L225 Difference]: With dead ends: 2561 [2024-11-07 14:18:18,384 INFO L226 Difference]: Without dead ends: 2559 [2024-11-07 14:18:18,387 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 14:18:18,387 INFO L432 NwaCegarLoop]: 3691 mSDtfsCounter, 3675 mSDsluCounter, 7368 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3676 SdHoareTripleChecker+Valid, 11059 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 14:18:18,388 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3676 Valid, 11059 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 14:18:18,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2559 states. [2024-11-07 14:18:18,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2559 to 2559. [2024-11-07 14:18:18,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2559 states, 1868 states have (on average 1.3383297644539613) internal successors, (2500), 1910 states have internal predecessors, (2500), 600 states have call successors, (600), 89 states have call predecessors, (600), 88 states have return successors, (597), 586 states have call predecessors, (597), 597 states have call successors, (597) [2024-11-07 14:18:18,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2559 states and 3697 transitions. [2024-11-07 14:18:18,526 INFO L78 Accepts]: Start accepts. Automaton has 2559 states and 3697 transitions. Word has length 51 [2024-11-07 14:18:18,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:18:18,527 INFO L471 AbstractCegarLoop]: Abstraction has 2559 states and 3697 transitions. [2024-11-07 14:18:18,527 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.8) internal successors, (29), 4 states have internal predecessors, (29), 2 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-07 14:18:18,527 INFO L276 IsEmpty]: Start isEmpty. Operand 2559 states and 3697 transitions. [2024-11-07 14:18:18,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-07 14:18:18,528 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:18:18,528 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 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 14:18:18,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 14:18:18,529 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:18:18,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:18:18,529 INFO L85 PathProgramCache]: Analyzing trace with hash -1386380806, now seen corresponding path program 1 times [2024-11-07 14:18:18,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:18:18,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1601422513] [2024-11-07 14:18:18,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:18:18,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:18:22,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:22,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 14:18:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:22,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 14:18:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:22,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 14:18:22,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:22,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:22,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-07 14:18:22,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:22,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-07 14:18:22,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:22,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 14:18:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:22,941 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-07 14:18:22,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:18:22,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1601422513] [2024-11-07 14:18:22,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1601422513] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:18:22,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:18:22,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 14:18:22,942 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194429084] [2024-11-07 14:18:22,942 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:18:22,942 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 14:18:22,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:18:22,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 14:18:22,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:18:22,943 INFO L87 Difference]: Start difference. First operand 2559 states and 3697 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-07 14:18:23,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:18:23,373 INFO L93 Difference]: Finished difference Result 2565 states and 3702 transitions. [2024-11-07 14:18:23,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:18:23,373 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 56 [2024-11-07 14:18:23,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:18:23,385 INFO L225 Difference]: With dead ends: 2565 [2024-11-07 14:18:23,385 INFO L226 Difference]: Without dead ends: 2563 [2024-11-07 14:18:23,386 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 14:18:23,387 INFO L432 NwaCegarLoop]: 3694 mSDtfsCounter, 3671 mSDsluCounter, 7369 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3672 SdHoareTripleChecker+Valid, 11063 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 14:18:23,387 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3672 Valid, 11063 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 14:18:23,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2563 states. [2024-11-07 14:18:23,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2563 to 2563. [2024-11-07 14:18:23,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 1871 states have (on average 1.3377872795296633) internal successors, (2503), 1913 states have internal predecessors, (2503), 600 states have call successors, (600), 90 states have call predecessors, (600), 89 states have return successors, (597), 586 states have call predecessors, (597), 597 states have call successors, (597) [2024-11-07 14:18:23,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 3700 transitions. [2024-11-07 14:18:23,464 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 3700 transitions. Word has length 56 [2024-11-07 14:18:23,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:18:23,465 INFO L471 AbstractCegarLoop]: Abstraction has 2563 states and 3700 transitions. [2024-11-07 14:18:23,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-07 14:18:23,465 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 3700 transitions. [2024-11-07 14:18:23,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-07 14:18:23,467 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:18:23,468 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 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 14:18:23,468 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 14:18:23,468 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:18:23,468 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:18:23,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1563300594, now seen corresponding path program 1 times [2024-11-07 14:18:23,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:18:23,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99995378] [2024-11-07 14:18:23,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:18:23,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:18:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:27,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 14:18:27,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:27,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 14:18:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:27,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 14:18:27,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:27,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:27,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:27,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-07 14:18:27,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:27,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-07 14:18:27,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:27,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 14:18:27,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:27,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 14:18:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:27,665 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-07 14:18:27,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:18:27,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99995378] [2024-11-07 14:18:27,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99995378] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:18:27,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:18:27,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 14:18:27,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349759048] [2024-11-07 14:18:27,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:18:27,669 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 14:18:27,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:18:27,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 14:18:27,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:18:27,670 INFO L87 Difference]: Start difference. First operand 2563 states and 3700 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-07 14:18:28,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:18:28,078 INFO L93 Difference]: Finished difference Result 2569 states and 3705 transitions. [2024-11-07 14:18:28,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:18:28,078 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 61 [2024-11-07 14:18:28,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:18:28,093 INFO L225 Difference]: With dead ends: 2569 [2024-11-07 14:18:28,093 INFO L226 Difference]: Without dead ends: 2567 [2024-11-07 14:18:28,094 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 14:18:28,095 INFO L432 NwaCegarLoop]: 3694 mSDtfsCounter, 3670 mSDsluCounter, 7369 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3671 SdHoareTripleChecker+Valid, 11063 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 14:18:28,096 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3671 Valid, 11063 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 14:18:28,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2567 states. [2024-11-07 14:18:28,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2567 to 2567. [2024-11-07 14:18:28,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 1874 states have (on average 1.3372465314834578) internal successors, (2506), 1916 states have internal predecessors, (2506), 600 states have call successors, (600), 91 states have call predecessors, (600), 90 states have return successors, (597), 586 states have call predecessors, (597), 597 states have call successors, (597) [2024-11-07 14:18:28,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 3703 transitions. [2024-11-07 14:18:28,190 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 3703 transitions. Word has length 61 [2024-11-07 14:18:28,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:18:28,190 INFO L471 AbstractCegarLoop]: Abstraction has 2567 states and 3703 transitions. [2024-11-07 14:18:28,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-07 14:18:28,190 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 3703 transitions. [2024-11-07 14:18:28,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-11-07 14:18:28,194 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:18:28,194 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 3, 2, 2, 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 14:18:28,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 14:18:28,194 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:18:28,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:18:28,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1887859898, now seen corresponding path program 1 times [2024-11-07 14:18:28,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:18:28,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584722008] [2024-11-07 14:18:28,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:18:28,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:18:32,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:32,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 14:18:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:32,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 14:18:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:32,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 14:18:32,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:32,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:32,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:32,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-07 14:18:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:33,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-07 14:18:33,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:33,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 14:18:33,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:33,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 14:18:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:33,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 14:18:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:33,019 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-07 14:18:33,019 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:18:33,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584722008] [2024-11-07 14:18:33,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584722008] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:18:33,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:18:33,019 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 14:18:33,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397689048] [2024-11-07 14:18:33,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:18:33,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 14:18:33,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:18:33,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 14:18:33,021 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:18:33,021 INFO L87 Difference]: Start difference. First operand 2567 states and 3703 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-07 14:18:33,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:18:33,503 INFO L93 Difference]: Finished difference Result 2573 states and 3708 transitions. [2024-11-07 14:18:33,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:18:33,504 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 66 [2024-11-07 14:18:33,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:18:33,522 INFO L225 Difference]: With dead ends: 2573 [2024-11-07 14:18:33,522 INFO L226 Difference]: Without dead ends: 2571 [2024-11-07 14:18:33,526 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 14:18:33,527 INFO L432 NwaCegarLoop]: 3694 mSDtfsCounter, 3669 mSDsluCounter, 7369 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3670 SdHoareTripleChecker+Valid, 11063 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 14:18:33,527 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3670 Valid, 11063 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 14:18:33,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2571 states. [2024-11-07 14:18:33,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2571 to 2571. [2024-11-07 14:18:33,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 1877 states have (on average 1.3367075119872136) internal successors, (2509), 1919 states have internal predecessors, (2509), 600 states have call successors, (600), 92 states have call predecessors, (600), 91 states have return successors, (597), 586 states have call predecessors, (597), 597 states have call successors, (597) [2024-11-07 14:18:33,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 3706 transitions. [2024-11-07 14:18:33,638 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 3706 transitions. Word has length 66 [2024-11-07 14:18:33,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:18:33,639 INFO L471 AbstractCegarLoop]: Abstraction has 2571 states and 3706 transitions. [2024-11-07 14:18:33,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-07 14:18:33,639 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 3706 transitions. [2024-11-07 14:18:33,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-07 14:18:33,641 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:18:33,641 INFO L215 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 2, 2, 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 14:18:33,641 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 14:18:33,641 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:18:33,642 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:18:33,642 INFO L85 PathProgramCache]: Analyzing trace with hash -1884747854, now seen corresponding path program 1 times [2024-11-07 14:18:33,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:18:33,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695729743] [2024-11-07 14:18:33,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:18:33,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:18:37,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:38,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 14:18:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:38,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 14:18:38,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:38,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 14:18:38,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:38,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:38,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:38,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-07 14:18:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:38,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-07 14:18:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:38,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 14:18:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:38,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 14:18:38,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:38,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 14:18:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:38,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 14:18:38,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:38,327 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-07 14:18:38,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:18:38,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695729743] [2024-11-07 14:18:38,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [695729743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:18:38,327 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:18:38,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 14:18:38,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1575619312] [2024-11-07 14:18:38,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:18:38,328 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 14:18:38,328 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:18:38,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 14:18:38,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:18:38,329 INFO L87 Difference]: Start difference. First operand 2571 states and 3706 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-07 14:18:38,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:18:38,844 INFO L93 Difference]: Finished difference Result 2640 states and 3775 transitions. [2024-11-07 14:18:38,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:18:38,845 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 71 [2024-11-07 14:18:38,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:18:38,856 INFO L225 Difference]: With dead ends: 2640 [2024-11-07 14:18:38,856 INFO L226 Difference]: Without dead ends: 2638 [2024-11-07 14:18:38,857 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 14:18:38,858 INFO L432 NwaCegarLoop]: 3711 mSDtfsCounter, 1134 mSDsluCounter, 9993 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1135 SdHoareTripleChecker+Valid, 13704 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-07 14:18:38,859 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1135 Valid, 13704 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-07 14:18:38,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2638 states. [2024-11-07 14:18:38,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2638 to 2638. [2024-11-07 14:18:38,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2638 states, 1925 states have (on average 1.331948051948052) internal successors, (2564), 1967 states have internal predecessors, (2564), 606 states have call successors, (606), 105 states have call predecessors, (606), 104 states have return successors, (603), 592 states have call predecessors, (603), 603 states have call successors, (603) [2024-11-07 14:18:38,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2638 states and 3773 transitions. [2024-11-07 14:18:38,980 INFO L78 Accepts]: Start accepts. Automaton has 2638 states and 3773 transitions. Word has length 71 [2024-11-07 14:18:38,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:18:38,980 INFO L471 AbstractCegarLoop]: Abstraction has 2638 states and 3773 transitions. [2024-11-07 14:18:38,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-11-07 14:18:38,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2638 states and 3773 transitions. [2024-11-07 14:18:38,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-07 14:18:38,982 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:18:38,982 INFO L215 NwaCegarLoop]: trace histogram [6, 5, 5, 3, 3, 3, 2, 2, 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 14:18:38,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-07 14:18:38,982 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:18:38,982 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:18:38,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1621141370, now seen corresponding path program 1 times [2024-11-07 14:18:38,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:18:38,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298783869] [2024-11-07 14:18:38,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:18:38,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:18:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 14:18:43,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 14:18:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 14:18:43,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-07 14:18:43,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-07 14:18:43,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 14:18:43,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 14:18:43,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 14:18:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 14:18:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 14:18:43,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:43,313 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-07 14:18:43,313 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:18:43,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298783869] [2024-11-07 14:18:43,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298783869] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:18:43,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:18:43,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 14:18:43,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491537646] [2024-11-07 14:18:43,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:18:43,314 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 14:18:43,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:18:43,314 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 14:18:43,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:18:43,314 INFO L87 Difference]: Start difference. First operand 2638 states and 3773 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-07 14:18:43,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:18:43,743 INFO L93 Difference]: Finished difference Result 2644 states and 3778 transitions. [2024-11-07 14:18:43,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:18:43,744 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 76 [2024-11-07 14:18:43,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:18:43,755 INFO L225 Difference]: With dead ends: 2644 [2024-11-07 14:18:43,755 INFO L226 Difference]: Without dead ends: 2642 [2024-11-07 14:18:43,756 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 14:18:43,757 INFO L432 NwaCegarLoop]: 3694 mSDtfsCounter, 3667 mSDsluCounter, 7369 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3668 SdHoareTripleChecker+Valid, 11063 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 14:18:43,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3668 Valid, 11063 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 14:18:43,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2024-11-07 14:18:43,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 2642. [2024-11-07 14:18:43,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2642 states, 1928 states have (on average 1.3314315352697095) internal successors, (2567), 1970 states have internal predecessors, (2567), 606 states have call successors, (606), 106 states have call predecessors, (606), 105 states have return successors, (603), 592 states have call predecessors, (603), 603 states have call successors, (603) [2024-11-07 14:18:43,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2642 states to 2642 states and 3776 transitions. [2024-11-07 14:18:43,847 INFO L78 Accepts]: Start accepts. Automaton has 2642 states and 3776 transitions. Word has length 76 [2024-11-07 14:18:43,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:18:43,847 INFO L471 AbstractCegarLoop]: Abstraction has 2642 states and 3776 transitions. [2024-11-07 14:18:43,847 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (13), 3 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-07 14:18:43,847 INFO L276 IsEmpty]: Start isEmpty. Operand 2642 states and 3776 transitions. [2024-11-07 14:18:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-07 14:18:43,848 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:18:43,848 INFO L215 NwaCegarLoop]: trace histogram [7, 6, 6, 3, 3, 3, 2, 2, 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 14:18:43,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 14:18:43,849 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:18:43,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:18:43,849 INFO L85 PathProgramCache]: Analyzing trace with hash 972733554, now seen corresponding path program 1 times [2024-11-07 14:18:43,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:18:43,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438415966] [2024-11-07 14:18:43,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:18:43,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:18:47,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 14:18:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 14:18:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 14:18:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:48,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-07 14:18:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-07 14:18:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 14:18:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 14:18:48,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 14:18:48,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 14:18:48,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 14:18:48,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 14:18:48,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:48,287 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-11-07 14:18:48,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:18:48,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438415966] [2024-11-07 14:18:48,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438415966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:18:48,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:18:48,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 14:18:48,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148032435] [2024-11-07 14:18:48,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:18:48,289 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 14:18:48,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:18:48,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 14:18:48,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:18:48,290 INFO L87 Difference]: Start difference. First operand 2642 states and 3776 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-07 14:18:48,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:18:48,740 INFO L93 Difference]: Finished difference Result 2648 states and 3781 transitions. [2024-11-07 14:18:48,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:18:48,741 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 81 [2024-11-07 14:18:48,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:18:48,757 INFO L225 Difference]: With dead ends: 2648 [2024-11-07 14:18:48,757 INFO L226 Difference]: Without dead ends: 2646 [2024-11-07 14:18:48,761 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 14:18:48,761 INFO L432 NwaCegarLoop]: 3694 mSDtfsCounter, 3666 mSDsluCounter, 7369 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3667 SdHoareTripleChecker+Valid, 11063 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 14:18:48,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3667 Valid, 11063 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 14:18:48,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2646 states. [2024-11-07 14:18:48,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2646 to 2646. [2024-11-07 14:18:48,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2646 states, 1931 states have (on average 1.330916623511134) internal successors, (2570), 1973 states have internal predecessors, (2570), 606 states have call successors, (606), 107 states have call predecessors, (606), 106 states have return successors, (603), 592 states have call predecessors, (603), 603 states have call successors, (603) [2024-11-07 14:18:48,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2646 states to 2646 states and 3779 transitions. [2024-11-07 14:18:48,876 INFO L78 Accepts]: Start accepts. Automaton has 2646 states and 3779 transitions. Word has length 81 [2024-11-07 14:18:48,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:18:48,876 INFO L471 AbstractCegarLoop]: Abstraction has 2646 states and 3779 transitions. [2024-11-07 14:18:48,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-07 14:18:48,877 INFO L276 IsEmpty]: Start isEmpty. Operand 2646 states and 3779 transitions. [2024-11-07 14:18:48,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-07 14:18:48,878 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:18:48,880 INFO L215 NwaCegarLoop]: trace histogram [8, 7, 7, 3, 3, 3, 2, 2, 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 14:18:48,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 14:18:48,881 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_locked_at_exitErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:18:48,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:18:48,881 INFO L85 PathProgramCache]: Analyzing trace with hash -249816518, now seen corresponding path program 1 times [2024-11-07 14:18:48,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:18:48,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126802708] [2024-11-07 14:18:48,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:18:48,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:18:52,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 14:18:53,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 14:18:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 14:18:53,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-07 14:18:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-07 14:18:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 14:18:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 14:18:53,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 14:18:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-07 14:18:53,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 14:18:53,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-07 14:18:53,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-07 14:18:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:53,260 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-07 14:18:53,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:18:53,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126802708] [2024-11-07 14:18:53,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126802708] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:18:53,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:18:53,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 14:18:53,261 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620765029] [2024-11-07 14:18:53,261 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:18:53,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 14:18:53,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:18:53,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 14:18:53,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-07 14:18:53,262 INFO L87 Difference]: Start difference. First operand 2646 states and 3779 transitions. Second operand has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-07 14:18:53,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 14:18:53,713 INFO L93 Difference]: Finished difference Result 2652 states and 3784 transitions. [2024-11-07 14:18:53,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 14:18:53,714 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 86 [2024-11-07 14:18:53,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 14:18:53,728 INFO L225 Difference]: With dead ends: 2652 [2024-11-07 14:18:53,728 INFO L226 Difference]: Without dead ends: 2650 [2024-11-07 14:18:53,729 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-11-07 14:18:53,731 INFO L432 NwaCegarLoop]: 3694 mSDtfsCounter, 3665 mSDsluCounter, 7369 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3666 SdHoareTripleChecker+Valid, 11063 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-07 14:18:53,731 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3666 Valid, 11063 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-07 14:18:53,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2650 states. [2024-11-07 14:18:53,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2650 to 2650. [2024-11-07 14:18:53,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 1934 states have (on average 1.3304033092037229) internal successors, (2573), 1976 states have internal predecessors, (2573), 606 states have call successors, (606), 108 states have call predecessors, (606), 107 states have return successors, (603), 592 states have call predecessors, (603), 603 states have call successors, (603) [2024-11-07 14:18:53,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 3782 transitions. [2024-11-07 14:18:53,822 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 3782 transitions. Word has length 86 [2024-11-07 14:18:53,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 14:18:53,822 INFO L471 AbstractCegarLoop]: Abstraction has 2650 states and 3782 transitions. [2024-11-07 14:18:53,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.4) internal successors, (32), 4 states have internal predecessors, (32), 2 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-07 14:18:53,823 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 3782 transitions. [2024-11-07 14:18:53,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-07 14:18:53,824 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 14:18:53,824 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 14:18:53,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-07 14:18:53,825 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_assert_linux_kernel_locking_spinlock__one_thread_double_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION, ldv_assert_linux_kernel_locking_spinlock__one_thread_double_lockErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2024-11-07 14:18:53,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 14:18:53,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1641765305, now seen corresponding path program 1 times [2024-11-07 14:18:53,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 14:18:53,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208566732] [2024-11-07 14:18:53,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 14:18:53,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 14:18:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-07 14:18:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 14:18:58,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-07 14:18:58,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:58,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-07 14:18:58,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-11-07 14:18:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-07 14:18:58,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 14:18:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 14:18:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 14:18:58,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 14:18:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 14:18:58,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-07 14:18:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-07 14:18:58,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 14:18:58,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 14:18:58,745 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2024-11-07 14:18:58,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 14:18:58,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208566732] [2024-11-07 14:18:58,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208566732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 14:18:58,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 14:18:58,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 14:18:58,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148706236] [2024-11-07 14:18:58,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 14:18:58,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 14:18:58,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 14:18:58,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 14:18:58,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-07 14:18:58,747 INFO L87 Difference]: Start difference. First operand 2650 states and 3782 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-07 14:19:02,787 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 []