./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! call(reach_error())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '0992725f389f0adb842356ba35094ebe66d38080cd0511ed76d42d3b12708c0b'] 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-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0992725f389f0adb842356ba35094ebe66d38080cd0511ed76d42d3b12708c0b --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 13:08:30,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 13:08:30,826 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 13:08:30,833 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 13:08:30,833 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 13:08:30,845 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 13:08:30,846 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 13:08:30,846 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 13:08:30,846 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 13:08:30,846 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 13:08:30,846 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 13:08:30,846 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 13:08:30,847 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 13:08:30,847 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 13:08:30,847 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 13:08:30,847 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 13:08:30,847 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 13:08:30,847 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 13:08:30,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 13:08:30,847 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 13:08:30,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 13:08:30,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 13:08:30,847 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 13:08:30,847 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 13:08:30,848 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 13:08:30,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 13:08:30,848 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 13:08:30,848 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 13:08:30,848 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 13:08:30,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:08:30,848 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 13:08:30,848 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 13:08:30,848 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 13:08:30,848 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 13:08:30,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 13:08:30,849 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 13:08:30,849 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 13:08:30,849 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 13:08:30,849 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 13:08:30,849 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 -> 0992725f389f0adb842356ba35094ebe66d38080cd0511ed76d42d3b12708c0b [2024-11-07 13:08:31,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 13:08:31,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 13:08:31,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 13:08:31,034 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 13:08:31,035 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 13:08:31,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2024-11-07 13:08:32,249 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 13:08:32,761 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 13:08:32,762 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2024-11-07 13:08:32,798 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/173d6b6f0/4ecbce3940f644b7818cd910ef879d1d/FLAGd185e2d47 [2024-11-07 13:08:32,834 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/173d6b6f0/4ecbce3940f644b7818cd910ef879d1d [2024-11-07 13:08:32,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 13:08:32,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 13:08:32,839 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 13:08:32,839 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 13:08:32,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 13:08:32,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:08:32" (1/1) ... [2024-11-07 13:08:32,844 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a03558 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:32, skipping insertion in model container [2024-11-07 13:08:32,844 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:08:32" (1/1) ... [2024-11-07 13:08:32,913 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 13:08:33,286 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-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i[139152,139165] [2024-11-07 13:08:33,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:08:33,769 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 13:08:33,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4690] [2024-11-07 13:08:33,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [4697] [2024-11-07 13:08:33,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; bts %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4705-4706] [2024-11-07 13:08:33,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [4714-4715] [2024-11-07 13:08:33,868 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-validator-v0.6/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i[139152,139165] [2024-11-07 13:08:33,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [4838] [2024-11-07 13:08:33,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4841] [2024-11-07 13:08:33,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4844] [2024-11-07 13:08:33,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [4847] [2024-11-07 13:08:33,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5229] [2024-11-07 13:08:33,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5233] [2024-11-07 13:08:33,890 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5237] [2024-11-07 13:08:33,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5241] [2024-11-07 13:08:33,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5252] [2024-11-07 13:08:33,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5256] [2024-11-07 13:08:33,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5260] [2024-11-07 13:08:33,891 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5264] [2024-11-07 13:08:33,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5275] [2024-11-07 13:08:33,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5279] [2024-11-07 13:08:33,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5283] [2024-11-07 13:08:33,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5287] [2024-11-07 13:08:33,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___2), "+m" (*__ptr___11): "0" (__x___2): "memory"); [5298] [2024-11-07 13:08:33,892 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___2), "+m" (*__ptr___12): "0" (__x___2): "memory"); [5302] [2024-11-07 13:08:33,893 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___2), "+m" (*__ptr___13): "0" (__x___2): "memory"); [5306] [2024-11-07 13:08:33,893 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___2), "+m" (*__ptr___14): "0" (__x___2): "memory"); [5310] [2024-11-07 13:08:33,894 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5360] [2024-11-07 13:08:33,894 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5364] [2024-11-07 13:08:33,900 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5368] [2024-11-07 13:08:33,900 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5372] [2024-11-07 13:08:33,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5383] [2024-11-07 13:08:33,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5387] [2024-11-07 13:08:33,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5391] [2024-11-07 13:08:33,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5395] [2024-11-07 13:08:33,901 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5406] [2024-11-07 13:08:33,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5410] [2024-11-07 13:08:33,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5414] [2024-11-07 13:08:33,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5418] [2024-11-07 13:08:33,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___2), "+m" (*__ptr___11): "0" (__x___2): "memory"); [5429] [2024-11-07 13:08:33,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___2), "+m" (*__ptr___12): "0" (__x___2): "memory"); [5433] [2024-11-07 13:08:33,902 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___2), "+m" (*__ptr___13): "0" (__x___2): "memory"); [5437] [2024-11-07 13:08:33,903 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___2), "+m" (*__ptr___14): "0" (__x___2): "memory"); [5441] [2024-11-07 13:08:33,905 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x), "+m" (*__ptr): "0" (__x): "memory"); [5515] [2024-11-07 13:08:33,905 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x), "+m" (*__ptr___0): "0" (__x): "memory"); [5519] [2024-11-07 13:08:33,905 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x), "+m" (*__ptr___1): "0" (__x): "memory"); [5523] [2024-11-07 13:08:33,905 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x), "+m" (*__ptr___2): "0" (__x): "memory"); [5527] [2024-11-07 13:08:33,905 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___0), "+m" (*__ptr___3): "0" (__x___0): "memory"); [5538] [2024-11-07 13:08:33,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___0), "+m" (*__ptr___4): "0" (__x___0): "memory"); [5542] [2024-11-07 13:08:33,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___0), "+m" (*__ptr___5): "0" (__x___0): "memory"); [5546] [2024-11-07 13:08:33,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___0), "+m" (*__ptr___6): "0" (__x___0): "memory"); [5550] [2024-11-07 13:08:33,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgb %0,%1": "=q" (__x___1), "+m" (*__ptr___7): "0" (__x___1): "memory"); [5561] [2024-11-07 13:08:33,906 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgw %0,%1": "=r" (__x___1), "+m" (*__ptr___8): "0" (__x___1): "memory"); [5565] [2024-11-07 13:08:33,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgl %0,%1": "=r" (__x___1), "+m" (*__ptr___9): "0" (__x___1): "memory"); [5569] [2024-11-07 13:08:33,907 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("xchgq %0,%1": "=r" (__x___1), "+m" (*__ptr___10): "0" (__x___1): "memory"); [5573] [2024-11-07 13:08:33,963 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6512] [2024-11-07 13:08:33,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6515] [2024-11-07 13:08:33,964 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6518] [2024-11-07 13:08:33,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6521] [2024-11-07 13:08:33,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" (p): "ebx"); [6524] [2024-11-07 13:08:33,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6537] [2024-11-07 13:08:33,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6540] [2024-11-07 13:08:33,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6543] [2024-11-07 13:08:33,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6546] [2024-11-07 13:08:33,966 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu), "=d" (__val_gu): "0" (p)); [6549] [2024-11-07 13:08:33,967 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6571] [2024-11-07 13:08:33,967 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6574] [2024-11-07 13:08:33,967 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6577] [2024-11-07 13:08:33,969 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6580] [2024-11-07 13:08:33,969 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___0), "=d" (__val_gu___0): "0" (p)); [6583] [2024-11-07 13:08:33,970 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6616-6617] [2024-11-07 13:08:33,970 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6620-6621] [2024-11-07 13:08:33,970 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6624-6625] [2024-11-07 13:08:33,970 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6628-6629] [2024-11-07 13:08:33,971 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___0): "0" (__pu_val___0), "c" (p): "ebx"); [6632-6633] [2024-11-07 13:08:33,971 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_1": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6646] [2024-11-07 13:08:33,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_2": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6649] [2024-11-07 13:08:33,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_4": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6652] [2024-11-07 13:08:33,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_8": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6655] [2024-11-07 13:08:33,973 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __get_user_X": "=a" (__ret_gu___1), "=d" (__val_gu___1): "0" (p)); [6658] [2024-11-07 13:08:33,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6691-6692] [2024-11-07 13:08:33,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6695-6696] [2024-11-07 13:08:33,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6699-6700] [2024-11-07 13:08:33,974 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6703-6704] [2024-11-07 13:08:33,975 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu___1): "0" (__pu_val___1), "c" (p): "ebx"); [6707-6708] [2024-11-07 13:08:34,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 13:08:34,114 INFO L204 MainTranslator]: Completed translation [2024-11-07 13:08:34,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34 WrapperNode [2024-11-07 13:08:34,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 13:08:34,119 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 13:08:34,122 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 13:08:34,122 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 13:08:34,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,331 INFO L138 Inliner]: procedures = 183, calls = 839, calls flagged for inlining = 93, calls inlined = 91, statements flattened = 3460 [2024-11-07 13:08:34,332 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 13:08:34,333 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 13:08:34,333 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 13:08:34,333 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 13:08:34,347 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,365 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,617 INFO L175 MemorySlicer]: Split 418 memory accesses to 9 slices as follows [2, 1, 1, 4, 3, 36, 2, 22, 347]. 83 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 5]. The 180 writes are split as follows [0, 1, 0, 1, 0, 36, 0, 22, 120]. [2024-11-07 13:08:34,618 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,618 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,693 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,712 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,740 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,757 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,783 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 13:08:34,785 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 13:08:34,786 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 13:08:34,786 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 13:08:34,787 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (1/1) ... [2024-11-07 13:08:34,794 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 13:08:34,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 13:08:34,820 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 13:08:34,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 13:08:34,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2024-11-07 13:08:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2024-11-07 13:08:34,851 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2024-11-07 13:08:34,851 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2024-11-07 13:08:34,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 13:08:34,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 13:08:34,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 13:08:34,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 13:08:34,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 13:08:34,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 13:08:34,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 13:08:34,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-07 13:08:34,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-07 13:08:34,852 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2024-11-07 13:08:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __xchg_wrong_size [2024-11-07 13:08:34,852 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2024-11-07 13:08:34,852 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2024-11-07 13:08:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-07 13:08:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-07 13:08:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-07 13:08:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-07 13:08:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-07 13:08:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-07 13:08:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-07 13:08:34,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-07 13:08:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-07 13:08:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 13:08:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 13:08:34,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 13:08:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 13:08:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 13:08:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 13:08:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 13:08:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-07 13:08:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-07 13:08:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-07 13:08:34,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-07 13:08:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 13:08:34,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-07 13:08:34,856 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2024-11-07 13:08:34,856 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2024-11-07 13:08:34,856 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-07 13:08:34,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-07 13:08:34,857 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-07 13:08:34,857 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2024-11-07 13:08:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2024-11-07 13:08:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2024-11-07 13:08:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-07 13:08:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2024-11-07 13:08:34,858 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-07 13:08:34,858 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2024-11-07 13:08:34,861 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2024-11-07 13:08:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2024-11-07 13:08:34,861 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2024-11-07 13:08:34,861 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2024-11-07 13:08:34,861 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2024-11-07 13:08:34,862 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-07 13:08:34,862 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2024-11-07 13:08:34,863 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2024-11-07 13:08:34,863 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2024-11-07 13:08:35,365 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 13:08:35,369 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 13:08:35,507 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-07 13:08:43,921 INFO L? ?]: Removed 1529 outVars from TransFormulas that were not future-live. [2024-11-07 13:08:43,922 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 13:08:43,944 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 13:08:43,945 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 13:08:43,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:08:43 BoogieIcfgContainer [2024-11-07 13:08:43,945 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 13:08:43,947 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 13:08:43,947 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 13:08:43,951 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 13:08:43,951 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:08:32" (1/3) ... [2024-11-07 13:08:43,952 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0174c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:08:43, skipping insertion in model container [2024-11-07 13:08:43,952 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:08:34" (2/3) ... [2024-11-07 13:08:43,952 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f0174c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:08:43, skipping insertion in model container [2024-11-07 13:08:43,952 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:08:43" (3/3) ... [2024-11-07 13:08:43,953 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point.cil.out.i [2024-11-07 13:08:43,963 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 13:08:43,963 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 13:08:44,015 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 13:08:44,023 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;@768a03fb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 13:08:44,024 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 13:08:44,031 INFO L276 IsEmpty]: Start isEmpty. Operand has 1183 states, 872 states have (on average 1.4243119266055047) internal successors, (1242), 916 states have internal predecessors, (1242), 256 states have call successors, (256), 54 states have call predecessors, (256), 53 states have return successors, (251), 249 states have call predecessors, (251), 251 states have call successors, (251) [2024-11-07 13:08:44,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-07 13:08:44,042 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:08:44,043 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:08:44,043 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:08:44,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:08:44,047 INFO L85 PathProgramCache]: Analyzing trace with hash 67491905, now seen corresponding path program 1 times [2024-11-07 13:08:44,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:08:44,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340918325] [2024-11-07 13:08:44,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:08:44,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:08:44,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:44,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:08:44,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:44,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:08:44,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:44,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:08:44,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:44,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:08:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:44,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:08:44,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:44,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 13:08:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:44,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 13:08:44,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:44,941 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-07 13:08:44,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:08:44,941 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340918325] [2024-11-07 13:08:44,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [340918325] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:08:44,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:08:44,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-07 13:08:44,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314165406] [2024-11-07 13:08:44,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:08:44,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-07 13:08:44,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:08:44,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-07 13:08:44,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-07 13:08:44,961 INFO L87 Difference]: Start difference. First operand has 1183 states, 872 states have (on average 1.4243119266055047) internal successors, (1242), 916 states have internal predecessors, (1242), 256 states have call successors, (256), 54 states have call predecessors, (256), 53 states have return successors, (251), 249 states have call predecessors, (251), 251 states have call successors, (251) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-07 13:08:48,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:08:50,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:08:53,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:08:54,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:08:54,488 INFO L93 Difference]: Finished difference Result 3188 states and 4766 transitions. [2024-11-07 13:08:54,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 13:08:54,490 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 63 [2024-11-07 13:08:54,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:08:54,524 INFO L225 Difference]: With dead ends: 3188 [2024-11-07 13:08:54,525 INFO L226 Difference]: Without dead ends: 1917 [2024-11-07 13:08:54,540 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 13:08:54,543 INFO L432 NwaCegarLoop]: 1293 mSDtfsCounter, 1578 mSDsluCounter, 1701 mSDsCounter, 0 mSdLazyCounter, 1720 mSolverCounterSat, 532 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1728 SdHoareTripleChecker+Valid, 2994 SdHoareTripleChecker+Invalid, 2253 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 532 IncrementalHoareTripleChecker+Valid, 1720 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2024-11-07 13:08:54,544 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1728 Valid, 2994 Invalid, 2253 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [532 Valid, 1720 Invalid, 1 Unknown, 0 Unchecked, 9.3s Time] [2024-11-07 13:08:54,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1917 states. [2024-11-07 13:08:54,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1917 to 1747. [2024-11-07 13:08:54,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1747 states, 1278 states have (on average 1.3967136150234742) internal successors, (1785), 1329 states have internal predecessors, (1785), 376 states have call successors, (376), 93 states have call predecessors, (376), 92 states have return successors, (375), 372 states have call predecessors, (375), 375 states have call successors, (375) [2024-11-07 13:08:54,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1747 states and 2536 transitions. [2024-11-07 13:08:54,802 INFO L78 Accepts]: Start accepts. Automaton has 1747 states and 2536 transitions. Word has length 63 [2024-11-07 13:08:54,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:08:54,803 INFO L471 AbstractCegarLoop]: Abstraction has 1747 states and 2536 transitions. [2024-11-07 13:08:54,803 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 3 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-07 13:08:54,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2536 transitions. [2024-11-07 13:08:54,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-07 13:08:54,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:08:54,821 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:08:54,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 13:08:54,822 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:08:54,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:08:54,826 INFO L85 PathProgramCache]: Analyzing trace with hash 1056911957, now seen corresponding path program 1 times [2024-11-07 13:08:54,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:08:54,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540028758] [2024-11-07 13:08:54,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:08:54,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:08:55,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:08:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:08:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:08:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:08:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:08:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 13:08:55,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 13:08:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 13:08:55,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 13:08:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 13:08:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 13:08:55,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:08:55,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-07 13:08:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 13:08:55,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:08:55,518 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-11-07 13:08:55,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:08:55,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540028758] [2024-11-07 13:08:55,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540028758] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:08:55,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:08:55,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 13:08:55,520 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9215861] [2024-11-07 13:08:55,520 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:08:55,521 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 13:08:55,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:08:55,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 13:08:55,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 13:08:55,522 INFO L87 Difference]: Start difference. First operand 1747 states and 2536 transitions. Second operand has 5 states, 5 states have (on average 13.2) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-07 13:08:59,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:03,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:06,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:09,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:11,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:09:11,124 INFO L93 Difference]: Finished difference Result 3676 states and 5398 transitions. [2024-11-07 13:09:11,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 13:09:11,125 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 123 [2024-11-07 13:09:11,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:09:11,135 INFO L225 Difference]: With dead ends: 3676 [2024-11-07 13:09:11,135 INFO L226 Difference]: Without dead ends: 1953 [2024-11-07 13:09:11,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:09:11,139 INFO L432 NwaCegarLoop]: 1109 mSDtfsCounter, 2019 mSDsluCounter, 1197 mSDsCounter, 0 mSdLazyCounter, 1307 mSolverCounterSat, 546 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2168 SdHoareTripleChecker+Valid, 2306 SdHoareTripleChecker+Invalid, 1855 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 546 IncrementalHoareTripleChecker+Valid, 1307 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2024-11-07 13:09:11,139 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2168 Valid, 2306 Invalid, 1855 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [546 Valid, 1307 Invalid, 2 Unknown, 0 Unchecked, 15.4s Time] [2024-11-07 13:09:11,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1953 states. [2024-11-07 13:09:11,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1953 to 1747. [2024-11-07 13:09:11,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1747 states, 1278 states have (on average 1.3951486697965572) internal successors, (1783), 1329 states have internal predecessors, (1783), 376 states have call successors, (376), 93 states have call predecessors, (376), 92 states have return successors, (375), 372 states have call predecessors, (375), 375 states have call successors, (375) [2024-11-07 13:09:11,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1747 states and 2534 transitions. [2024-11-07 13:09:11,208 INFO L78 Accepts]: Start accepts. Automaton has 1747 states and 2534 transitions. Word has length 123 [2024-11-07 13:09:11,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:09:11,210 INFO L471 AbstractCegarLoop]: Abstraction has 1747 states and 2534 transitions. [2024-11-07 13:09:11,210 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.2) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2024-11-07 13:09:11,210 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 2534 transitions. [2024-11-07 13:09:11,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-07 13:09:11,215 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:09:11,215 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:09:11,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 13:09:11,215 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:09:11,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:09:11,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1329597549, now seen corresponding path program 1 times [2024-11-07 13:09:11,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:09:11,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860932299] [2024-11-07 13:09:11,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:09:11,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:09:11,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:09:11,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:09:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:09:11,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:09:11,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:09:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 13:09:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 13:09:11,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 13:09:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 13:09:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 13:09:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 13:09:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:09:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-07 13:09:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 13:09:11,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:11,863 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-07 13:09:11,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:09:11,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860932299] [2024-11-07 13:09:11,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860932299] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:09:11,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:09:11,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:09:11,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080958642] [2024-11-07 13:09:11,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:09:11,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:09:11,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:09:11,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:09:11,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:09:11,866 INFO L87 Difference]: Start difference. First operand 1747 states and 2534 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-07 13:09:15,876 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:19,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:24,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:26,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:09:26,783 INFO L93 Difference]: Finished difference Result 1958 states and 2897 transitions. [2024-11-07 13:09:26,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 13:09:26,784 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 123 [2024-11-07 13:09:26,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:09:26,795 INFO L225 Difference]: With dead ends: 1958 [2024-11-07 13:09:26,795 INFO L226 Difference]: Without dead ends: 1955 [2024-11-07 13:09:26,796 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:09:26,796 INFO L432 NwaCegarLoop]: 1117 mSDtfsCounter, 1149 mSDsluCounter, 2641 mSDsCounter, 0 mSdLazyCounter, 2568 mSolverCounterSat, 512 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 3758 SdHoareTripleChecker+Invalid, 3082 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 512 IncrementalHoareTripleChecker+Valid, 2568 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.8s IncrementalHoareTripleChecker+Time [2024-11-07 13:09:26,796 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1247 Valid, 3758 Invalid, 3082 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [512 Valid, 2568 Invalid, 2 Unknown, 0 Unchecked, 14.8s Time] [2024-11-07 13:09:26,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1955 states. [2024-11-07 13:09:26,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1955 to 1749. [2024-11-07 13:09:26,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1749 states, 1280 states have (on average 1.39453125) internal successors, (1785), 1331 states have internal predecessors, (1785), 376 states have call successors, (376), 93 states have call predecessors, (376), 92 states have return successors, (375), 372 states have call predecessors, (375), 375 states have call successors, (375) [2024-11-07 13:09:26,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1749 states and 2536 transitions. [2024-11-07 13:09:26,867 INFO L78 Accepts]: Start accepts. Automaton has 1749 states and 2536 transitions. Word has length 123 [2024-11-07 13:09:26,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:09:26,867 INFO L471 AbstractCegarLoop]: Abstraction has 1749 states and 2536 transitions. [2024-11-07 13:09:26,867 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 4 states have internal predecessors, (63), 2 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2024-11-07 13:09:26,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2536 transitions. [2024-11-07 13:09:26,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-07 13:09:26,872 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:09:26,872 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:09:26,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-07 13:09:26,872 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:09:26,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:09:26,873 INFO L85 PathProgramCache]: Analyzing trace with hash -672709187, now seen corresponding path program 1 times [2024-11-07 13:09:26,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:09:26,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1702151792] [2024-11-07 13:09:26,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:09:26,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:09:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:09:27,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:09:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:09:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:09:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:09:27,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 13:09:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 13:09:27,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 13:09:27,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 13:09:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 13:09:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 13:09:27,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:09:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-07 13:09:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 13:09:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-07 13:09:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:27,370 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-07 13:09:27,370 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:09:27,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1702151792] [2024-11-07 13:09:27,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1702151792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:09:27,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:09:27,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-07 13:09:27,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1332208108] [2024-11-07 13:09:27,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:09:27,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 13:09:27,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:09:27,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 13:09:27,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-07 13:09:27,372 INFO L87 Difference]: Start difference. First operand 1749 states and 2536 transitions. Second operand has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-07 13:09:31,381 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:35,393 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:39,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:43,669 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:46,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:48,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:09:48,438 INFO L93 Difference]: Finished difference Result 3691 states and 5415 transitions. [2024-11-07 13:09:48,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 13:09:48,439 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 133 [2024-11-07 13:09:48,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:09:48,449 INFO L225 Difference]: With dead ends: 3691 [2024-11-07 13:09:48,449 INFO L226 Difference]: Without dead ends: 1966 [2024-11-07 13:09:48,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-11-07 13:09:48,455 INFO L432 NwaCegarLoop]: 1105 mSDtfsCounter, 2010 mSDsluCounter, 1963 mSDsCounter, 0 mSdLazyCounter, 2312 mSolverCounterSat, 547 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2155 SdHoareTripleChecker+Valid, 3068 SdHoareTripleChecker+Invalid, 2862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 547 IncrementalHoareTripleChecker+Valid, 2312 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2024-11-07 13:09:48,455 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2155 Valid, 3068 Invalid, 2862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [547 Valid, 2312 Invalid, 3 Unknown, 0 Unchecked, 20.9s Time] [2024-11-07 13:09:48,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1966 states. [2024-11-07 13:09:48,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1966 to 1750. [2024-11-07 13:09:48,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1750 states, 1281 states have (on average 1.394223263075722) internal successors, (1786), 1332 states have internal predecessors, (1786), 376 states have call successors, (376), 93 states have call predecessors, (376), 92 states have return successors, (375), 372 states have call predecessors, (375), 375 states have call successors, (375) [2024-11-07 13:09:48,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 1750 states and 2537 transitions. [2024-11-07 13:09:48,517 INFO L78 Accepts]: Start accepts. Automaton has 1750 states and 2537 transitions. Word has length 133 [2024-11-07 13:09:48,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:09:48,517 INFO L471 AbstractCegarLoop]: Abstraction has 1750 states and 2537 transitions. [2024-11-07 13:09:48,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.833333333333334) internal successors, (71), 4 states have internal predecessors, (71), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2024-11-07 13:09:48,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 2537 transitions. [2024-11-07 13:09:48,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-07 13:09:48,524 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:09:48,524 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:09:48,524 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-07 13:09:48,524 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:09:48,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:09:48,526 INFO L85 PathProgramCache]: Analyzing trace with hash -201123012, now seen corresponding path program 1 times [2024-11-07 13:09:48,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:09:48,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085976227] [2024-11-07 13:09:48,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:09:48,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:09:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:09:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:09:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:09:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:09:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:09:49,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 13:09:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 13:09:49,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 13:09:49,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 13:09:49,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 13:09:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 13:09:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:09:49,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-07 13:09:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 13:09:49,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 13:09:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:09:49,174 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-07 13:09:49,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:09:49,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085976227] [2024-11-07 13:09:49,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085976227] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:09:49,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:09:49,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-07 13:09:49,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346080965] [2024-11-07 13:09:49,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:09:49,176 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-07 13:09:49,176 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:09:49,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-07 13:09:49,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:09:49,177 INFO L87 Difference]: Start difference. First operand 1750 states and 2537 transitions. Second operand has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 5 states have internal predecessors, (73), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-07 13:09:53,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:57,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:09:59,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 13:10:03,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 13:10:03,115 INFO L93 Difference]: Finished difference Result 1974 states and 2919 transitions. [2024-11-07 13:10:03,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 13:10:03,119 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 5 states have internal predecessors, (73), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 135 [2024-11-07 13:10:03,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 13:10:03,131 INFO L225 Difference]: With dead ends: 1974 [2024-11-07 13:10:03,131 INFO L226 Difference]: Without dead ends: 1971 [2024-11-07 13:10:03,133 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-07 13:10:03,134 INFO L432 NwaCegarLoop]: 1121 mSDtfsCounter, 1269 mSDsluCounter, 3515 mSDsCounter, 0 mSdLazyCounter, 3342 mSolverCounterSat, 521 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1400 SdHoareTripleChecker+Valid, 4636 SdHoareTripleChecker+Invalid, 3865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 521 IncrementalHoareTripleChecker+Valid, 3342 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2024-11-07 13:10:03,134 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1400 Valid, 4636 Invalid, 3865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [521 Valid, 3342 Invalid, 2 Unknown, 0 Unchecked, 13.8s Time] [2024-11-07 13:10:03,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1971 states. [2024-11-07 13:10:03,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1971 to 1752. [2024-11-07 13:10:03,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1752 states, 1282 states have (on average 1.3939157566302651) internal successors, (1787), 1332 states have internal predecessors, (1787), 377 states have call successors, (377), 93 states have call predecessors, (377), 92 states have return successors, (376), 373 states have call predecessors, (376), 376 states have call successors, (376) [2024-11-07 13:10:03,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1752 states to 1752 states and 2540 transitions. [2024-11-07 13:10:03,243 INFO L78 Accepts]: Start accepts. Automaton has 1752 states and 2540 transitions. Word has length 135 [2024-11-07 13:10:03,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 13:10:03,243 INFO L471 AbstractCegarLoop]: Abstraction has 1752 states and 2540 transitions. [2024-11-07 13:10:03,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.428571428571429) internal successors, (73), 5 states have internal predecessors, (73), 3 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-07 13:10:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 2540 transitions. [2024-11-07 13:10:03,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-07 13:10:03,250 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 13:10:03,251 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 13:10:03,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-07 13:10:03,251 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 13:10:03,251 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 13:10:03,252 INFO L85 PathProgramCache]: Analyzing trace with hash 1024663880, now seen corresponding path program 1 times [2024-11-07 13:10:03,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 13:10:03,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701999814] [2024-11-07 13:10:03,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 13:10:03,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 13:10:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 13:10:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-07 13:10:03,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-11-07 13:10:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-07 13:10:03,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-07 13:10:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 13:10:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-07 13:10:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-07 13:10:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-07 13:10:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-07 13:10:03,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-07 13:10:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 13:10:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-07 13:10:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-07 13:10:03,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-07 13:10:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-07 13:10:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 13:10:03,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-07 13:10:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-11-07 13:10:03,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 13:10:03,726 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-07 13:10:03,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 13:10:03,727 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701999814] [2024-11-07 13:10:03,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701999814] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 13:10:03,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 13:10:03,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 13:10:03,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551523639] [2024-11-07 13:10:03,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 13:10:03,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 13:10:03,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 13:10:03,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 13:10:03,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-07 13:10:03,729 INFO L87 Difference]: Start difference. First operand 1752 states and 2540 transitions. Second operand has 5 states, 5 states have (on average 19.6) internal successors, (98), 3 states have internal predecessors, (98), 3 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) [2024-11-07 13:10:07,741 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []