/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy WOLF -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 02:35:13,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 02:35:13,136 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 02:35:13,143 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 02:35:13,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 02:35:13,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 02:35:13,169 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 02:35:13,169 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 02:35:13,170 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 02:35:13,173 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 02:35:13,174 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 02:35:13,174 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 02:35:13,175 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 02:35:13,175 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 02:35:13,176 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 02:35:13,176 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 02:35:13,176 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 02:35:13,176 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 02:35:13,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 02:35:13,179 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 02:35:13,180 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 02:35:13,181 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 02:35:13,181 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 02:35:13,181 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 02:35:13,182 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 02:35:13,182 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 02:35:13,182 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 02:35:13,182 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 02:35:13,183 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 02:35:13,183 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 02:35:13,183 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 02:35:13,183 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 02:35:13,184 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 02:35:13,184 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 02:35:13,186 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 02:35:13,186 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 02:35:13,186 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 02:35:13,186 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 02:35:13,187 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 02:35:13,187 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 02:35:13,187 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 02:35:13,187 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> WOLF [2024-11-06 02:35:13,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 02:35:13,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 02:35:13,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 02:35:13,467 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 02:35:13,467 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 02:35:13,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i [2024-11-06 02:35:14,881 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 02:35:15,442 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 02:35:15,443 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i [2024-11-06 02:35:15,484 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5650e15f3/dcb9079c1a644485bc094d895e26e78c/FLAG4be5e82e8 [2024-11-06 02:35:15,499 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5650e15f3/dcb9079c1a644485bc094d895e26e78c [2024-11-06 02:35:15,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 02:35:15,503 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 02:35:15,505 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 02:35:15,505 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 02:35:15,510 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 02:35:15,510 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:35:15" (1/1) ... [2024-11-06 02:35:15,511 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c1140cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:15, skipping insertion in model container [2024-11-06 02:35:15,511 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 02:35:15" (1/1) ... [2024-11-06 02:35:15,629 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 02:35:16,709 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,712 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,713 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,714 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,718 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,719 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,720 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,721 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,721 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,722 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,727 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,728 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,728 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,729 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,732 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,736 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,737 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,737 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,738 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,738 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,739 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,741 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,742 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,742 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,743 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,743 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,744 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,744 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,745 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,752 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,753 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,754 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,754 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,755 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,757 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,827 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,828 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,829 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,830 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,831 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,832 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,839 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,840 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,841 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,844 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,856 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,857 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,858 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,862 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,871 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,878 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,888 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,905 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,913 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,925 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,928 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,929 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,930 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,931 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,941 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,956 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,959 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,964 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,968 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:16,970 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:17,020 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i[185143,185156] [2024-11-06 02:35:17,112 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 02:35:17,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 02:35:17,141 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 02:35:17,265 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [4935] [2024-11-06 02:35:17,268 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [4942] [2024-11-06 02:35:17,322 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)buf->vb.queue.next) [5294] [2024-11-06 02:35:17,374 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)d->drvlist.next) [5768] [2024-11-06 02:35:17,436 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)dev->devlist.next) [5925] [2024-11-06 02:35:17,449 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)dev->devlist.next) [5987] [2024-11-06 02:35:17,479 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i[185143,185156] [2024-11-06 02:35:17,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 02:35:17,575 INFO L204 MainTranslator]: Completed translation [2024-11-06 02:35:17,577 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17 WrapperNode [2024-11-06 02:35:17,578 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 02:35:17,579 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 02:35:17,579 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 02:35:17,579 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 02:35:17,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:17,662 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:17,761 INFO L138 Inliner]: procedures = 197, calls = 969, calls flagged for inlining = 82, calls inlined = 60, statements flattened = 1571 [2024-11-06 02:35:17,762 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 02:35:17,763 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 02:35:17,763 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 02:35:17,763 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 02:35:17,775 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:17,776 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:17,799 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:18,045 INFO L175 MemorySlicer]: Split 388 memory accesses to 13 slices as follows [2, 40, 2, 4, 7, 239, 4, 7, 8, 7, 22, 7, 39]. 62 percent of accesses are in the largest equivalence class. The 102 initializations are split as follows [2, 40, 0, 4, 7, 16, 4, 7, 8, 7, 0, 7, 0]. The 93 writes are split as follows [0, 0, 1, 0, 0, 31, 0, 0, 0, 0, 22, 0, 39]. [2024-11-06 02:35:18,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:18,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:18,141 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:18,152 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:18,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:18,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:18,245 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 02:35:18,246 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 02:35:18,247 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 02:35:18,247 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 02:35:18,248 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (1/1) ... [2024-11-06 02:35:18,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 02:35:18,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 02:35:18,283 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-06 02:35:18,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-06 02:35:18,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 02:35:18,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 02:35:18,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#11 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#12 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 02:35:18,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 02:35:18,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 02:35:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 02:35:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 02:35:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 02:35:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-06 02:35:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-06 02:35:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-06 02:35:18,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-06 02:35:18,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-06 02:35:18,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-11-06 02:35:18,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-11-06 02:35:18,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 02:35:18,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 02:35:18,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 02:35:18,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 02:35:18,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 02:35:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 02:35:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 02:35:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 02:35:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-06 02:35:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-06 02:35:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-06 02:35:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-06 02:35:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-06 02:35:18,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-06 02:35:18,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-06 02:35:18,326 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2024-11-06 02:35:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2024-11-06 02:35:18,326 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2024-11-06 02:35:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2024-11-06 02:35:18,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-06 02:35:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-06 02:35:18,326 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2024-11-06 02:35:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2024-11-06 02:35:18,326 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2024-11-06 02:35:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2024-11-06 02:35:18,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 02:35:18,326 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2024-11-06 02:35:18,326 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2024-11-06 02:35:18,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 02:35:18,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 02:35:18,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 02:35:18,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 02:35:18,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 02:35:18,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 02:35:18,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 02:35:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 02:35:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-06 02:35:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-06 02:35:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-06 02:35:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-06 02:35:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-06 02:35:18,328 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2024-11-06 02:35:18,329 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2024-11-06 02:35:18,329 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_core_put [2024-11-06 02:35:18,329 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_core_put [2024-11-06 02:35:18,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 02:35:18,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 02:35:18,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 02:35:18,329 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 02:35:18,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 02:35:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 02:35:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 02:35:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 02:35:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 02:35:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 02:35:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-06 02:35:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-06 02:35:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-06 02:35:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-11-06 02:35:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-11-06 02:35:18,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 02:35:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 02:35:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 02:35:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 02:35:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 02:35:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 02:35:18,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-06 02:35:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-06 02:35:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-06 02:35:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-06 02:35:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-06 02:35:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-11-06 02:35:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-11-06 02:35:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 02:35:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_request_acquire [2024-11-06 02:35:18,333 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_request_acquire [2024-11-06 02:35:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 02:35:18,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-06 02:35:18,334 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-06 02:35:18,334 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-06 02:35:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_request_release [2024-11-06 02:35:18,335 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_request_release [2024-11-06 02:35:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 02:35:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 02:35:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 02:35:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 02:35:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 02:35:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 02:35:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 02:35:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 02:35:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-06 02:35:18,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-06 02:35:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-06 02:35:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-11-06 02:35:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-11-06 02:35:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 02:35:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 02:35:18,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 02:35:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 02:35:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 02:35:18,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 02:35:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 02:35:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 02:35:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-06 02:35:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-06 02:35:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-06 02:35:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-11-06 02:35:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-11-06 02:35:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-06 02:35:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-06 02:35:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-06 02:35:18,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-06 02:35:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-06 02:35:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-06 02:35:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-06 02:35:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-06 02:35:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-06 02:35:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-06 02:35:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-06 02:35:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#11 [2024-11-06 02:35:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#12 [2024-11-06 02:35:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2024-11-06 02:35:18,339 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2024-11-06 02:35:18,339 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-06 02:35:18,340 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-06 02:35:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-06 02:35:18,340 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-06 02:35:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-11-06 02:35:18,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-11-06 02:35:18,340 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2024-11-06 02:35:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2024-11-06 02:35:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_restart_queue [2024-11-06 02:35:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_restart_queue [2024-11-06 02:35:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_cx88_core [2024-11-06 02:35:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_cx88_core [2024-11-06 02:35:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_cx88_core [2024-11-06 02:35:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_cx88_core [2024-11-06 02:35:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2024-11-06 02:35:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2024-11-06 02:35:18,341 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-06 02:35:18,341 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-06 02:35:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-06 02:35:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-06 02:35:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2024-11-06 02:35:18,342 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2024-11-06 02:35:18,342 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2024-11-06 02:35:18,343 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2024-11-06 02:35:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 02:35:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 02:35:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 02:35:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 02:35:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 02:35:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 02:35:18,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 02:35:18,344 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 02:35:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-06 02:35:18,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-06 02:35:18,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#11 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#12 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-06 02:35:18,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-06 02:35:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-06 02:35:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#11 [2024-11-06 02:35:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#12 [2024-11-06 02:35:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 02:35:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 02:35:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2024-11-06 02:35:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2024-11-06 02:35:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2024-11-06 02:35:18,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2024-11-06 02:35:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 02:35:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 02:35:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 02:35:18,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure do_cancel_buffers [2024-11-06 02:35:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cancel_buffers [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_start_dma [2024-11-06 02:35:18,350 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_start_dma [2024-11-06 02:35:18,350 INFO L130 BoogieDeclarations]: Found specification of procedure cx8802_stop_dma [2024-11-06 02:35:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure cx8802_stop_dma [2024-11-06 02:35:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2024-11-06 02:35:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2024-11-06 02:35:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2024-11-06 02:35:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2024-11-06 02:35:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure cx88_sram_channel_dump [2024-11-06 02:35:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure cx88_sram_channel_dump [2024-11-06 02:35:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2024-11-06 02:35:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2024-11-06 02:35:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-06 02:35:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-06 02:35:18,351 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2024-11-06 02:35:18,351 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2024-11-06 02:35:18,352 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2024-11-06 02:35:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2024-11-06 02:35:18,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 02:35:18,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 02:35:18,999 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 02:35:19,002 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 02:35:30,372 INFO L? ?]: Removed 831 outVars from TransFormulas that were not future-live. [2024-11-06 02:35:30,373 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 02:35:30,410 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 02:35:30,410 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-06 02:35:30,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:35:30 BoogieIcfgContainer [2024-11-06 02:35:30,411 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 02:35:30,413 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 02:35:30,413 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 02:35:30,417 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 02:35:30,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 02:35:15" (1/3) ... [2024-11-06 02:35:30,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65498e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:35:30, skipping insertion in model container [2024-11-06 02:35:30,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 02:35:17" (2/3) ... [2024-11-06 02:35:30,419 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65498e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 02:35:30, skipping insertion in model container [2024-11-06 02:35:30,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 02:35:30" (3/3) ... [2024-11-06 02:35:30,420 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-media-video-cx88-cx8802-ko--32_7a--d47b389.i [2024-11-06 02:35:30,436 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 02:35:30,436 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 02:35:30,522 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 02:35:30,527 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;@1fd1f319, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 02:35:30,527 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 02:35:30,532 INFO L276 IsEmpty]: Start isEmpty. Operand has 629 states, 414 states have (on average 1.2463768115942029) internal successors, (516), 433 states have internal predecessors, (516), 176 states have call successors, (176), 37 states have call predecessors, (176), 37 states have return successors, (176), 170 states have call predecessors, (176), 176 states have call successors, (176) [2024-11-06 02:35:30,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-06 02:35:30,539 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:30,540 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:35:30,540 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:30,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:30,549 INFO L85 PathProgramCache]: Analyzing trace with hash -234004226, now seen corresponding path program 1 times [2024-11-06 02:35:30,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:30,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1716240641] [2024-11-06 02:35:30,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:30,572 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:35:30,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:30,576 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:35:30,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-06 02:35:31,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:31,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:35:31,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:35:32,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:35:32,541 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:35:32,542 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:35:32,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1716240641] [2024-11-06 02:35:32,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1716240641] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:35:32,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:35:32,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:35:32,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303278631] [2024-11-06 02:35:32,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:35:32,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:35:32,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:35:32,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:35:32,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:32,574 INFO L87 Difference]: Start difference. First operand has 629 states, 414 states have (on average 1.2463768115942029) internal successors, (516), 433 states have internal predecessors, (516), 176 states have call successors, (176), 37 states have call predecessors, (176), 37 states have return successors, (176), 170 states have call predecessors, (176), 176 states have call successors, (176) Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:35:36,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:35:36,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:35:36,959 INFO L93 Difference]: Finished difference Result 1461 states and 2024 transitions. [2024-11-06 02:35:36,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:35:36,965 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 19 [2024-11-06 02:35:36,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:35:36,990 INFO L225 Difference]: With dead ends: 1461 [2024-11-06 02:35:36,991 INFO L226 Difference]: Without dead ends: 838 [2024-11-06 02:35:36,998 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:37,001 INFO L432 NwaCegarLoop]: 869 mSDtfsCounter, 696 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 696 SdHoareTripleChecker+Valid, 1298 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-06 02:35:37,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [696 Valid, 1298 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-06 02:35:37,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2024-11-06 02:35:37,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 836. [2024-11-06 02:35:37,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 836 states, 547 states have (on average 1.2358318098720293) internal successors, (676), 569 states have internal predecessors, (676), 234 states have call successors, (234), 55 states have call predecessors, (234), 54 states have return successors, (230), 218 states have call predecessors, (230), 230 states have call successors, (230) [2024-11-06 02:35:37,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 836 states and 1140 transitions. [2024-11-06 02:35:37,185 INFO L78 Accepts]: Start accepts. Automaton has 836 states and 1140 transitions. Word has length 19 [2024-11-06 02:35:37,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:35:37,185 INFO L471 AbstractCegarLoop]: Abstraction has 836 states and 1140 transitions. [2024-11-06 02:35:37,186 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:35:37,186 INFO L276 IsEmpty]: Start isEmpty. Operand 836 states and 1140 transitions. [2024-11-06 02:35:37,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-06 02:35:37,187 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:37,187 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:35:37,202 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-06 02:35:37,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:35:37,389 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:37,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:37,389 INFO L85 PathProgramCache]: Analyzing trace with hash 1335437404, now seen corresponding path program 1 times [2024-11-06 02:35:37,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:37,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [358980053] [2024-11-06 02:35:37,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:37,391 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:35:37,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:37,392 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:35:37,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-06 02:35:38,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:38,375 INFO L255 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:35:38,377 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:35:39,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:35:39,190 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:35:39,190 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:35:39,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [358980053] [2024-11-06 02:35:39,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [358980053] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:35:39,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:35:39,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:35:39,191 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858178750] [2024-11-06 02:35:39,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:35:39,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:35:39,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:35:39,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:35:39,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:39,193 INFO L87 Difference]: Start difference. First operand 836 states and 1140 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:35:43,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:35:43,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:35:43,379 INFO L93 Difference]: Finished difference Result 838 states and 1141 transitions. [2024-11-06 02:35:43,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:35:43,380 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 20 [2024-11-06 02:35:43,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:35:43,387 INFO L225 Difference]: With dead ends: 838 [2024-11-06 02:35:43,387 INFO L226 Difference]: Without dead ends: 835 [2024-11-06 02:35:43,388 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:43,389 INFO L432 NwaCegarLoop]: 848 mSDtfsCounter, 832 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 832 SdHoareTripleChecker+Valid, 848 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-06 02:35:43,390 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [832 Valid, 848 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-06 02:35:43,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 835 states. [2024-11-06 02:35:43,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 835 to 835. [2024-11-06 02:35:43,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 835 states, 547 states have (on average 1.2340036563071297) internal successors, (675), 568 states have internal predecessors, (675), 233 states have call successors, (233), 55 states have call predecessors, (233), 54 states have return successors, (230), 218 states have call predecessors, (230), 230 states have call successors, (230) [2024-11-06 02:35:43,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 835 states and 1138 transitions. [2024-11-06 02:35:43,461 INFO L78 Accepts]: Start accepts. Automaton has 835 states and 1138 transitions. Word has length 20 [2024-11-06 02:35:43,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:35:43,461 INFO L471 AbstractCegarLoop]: Abstraction has 835 states and 1138 transitions. [2024-11-06 02:35:43,462 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:35:43,462 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1138 transitions. [2024-11-06 02:35:43,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-06 02:35:43,463 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:43,463 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:35:43,484 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-06 02:35:43,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:35:43,664 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:43,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:43,664 INFO L85 PathProgramCache]: Analyzing trace with hash -1551474751, now seen corresponding path program 1 times [2024-11-06 02:35:43,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:43,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [254901962] [2024-11-06 02:35:43,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:43,666 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:35:43,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:43,667 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:35:43,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-06 02:35:44,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:44,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:35:44,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:35:45,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:35:45,510 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:35:45,510 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:35:45,511 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [254901962] [2024-11-06 02:35:45,511 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [254901962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:35:45,511 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:35:45,511 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:35:45,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1438082227] [2024-11-06 02:35:45,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:35:45,512 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:35:45,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:35:45,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:35:45,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:45,513 INFO L87 Difference]: Start difference. First operand 835 states and 1138 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:35:49,549 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:35:49,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:35:49,677 INFO L93 Difference]: Finished difference Result 837 states and 1139 transitions. [2024-11-06 02:35:49,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:35:49,678 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2024-11-06 02:35:49,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:35:49,687 INFO L225 Difference]: With dead ends: 837 [2024-11-06 02:35:49,687 INFO L226 Difference]: Without dead ends: 834 [2024-11-06 02:35:49,688 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:49,694 INFO L432 NwaCegarLoop]: 846 mSDtfsCounter, 829 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 829 SdHoareTripleChecker+Valid, 846 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2024-11-06 02:35:49,695 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [829 Valid, 846 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 4.1s Time] [2024-11-06 02:35:49,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 834 states. [2024-11-06 02:35:49,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 834 to 834. [2024-11-06 02:35:49,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 834 states, 547 states have (on average 1.2321755027422303) internal successors, (674), 567 states have internal predecessors, (674), 232 states have call successors, (232), 55 states have call predecessors, (232), 54 states have return successors, (230), 218 states have call predecessors, (230), 230 states have call successors, (230) [2024-11-06 02:35:49,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 834 states and 1136 transitions. [2024-11-06 02:35:49,779 INFO L78 Accepts]: Start accepts. Automaton has 834 states and 1136 transitions. Word has length 21 [2024-11-06 02:35:49,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:35:49,780 INFO L471 AbstractCegarLoop]: Abstraction has 834 states and 1136 transitions. [2024-11-06 02:35:49,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:35:49,780 INFO L276 IsEmpty]: Start isEmpty. Operand 834 states and 1136 transitions. [2024-11-06 02:35:49,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-06 02:35:49,782 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:49,782 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:35:49,805 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-06 02:35:49,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:35:49,983 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:49,984 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:49,984 INFO L85 PathProgramCache]: Analyzing trace with hash -851433473, now seen corresponding path program 1 times [2024-11-06 02:35:49,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:49,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1488938855] [2024-11-06 02:35:49,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:49,985 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:35:49,985 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:49,987 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:35:49,988 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-06 02:35:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:50,958 INFO L255 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:35:50,959 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:35:51,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:35:51,932 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:35:51,932 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:35:51,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1488938855] [2024-11-06 02:35:51,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1488938855] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:35:51,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:35:51,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:35:51,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622054842] [2024-11-06 02:35:51,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:35:51,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:35:51,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:35:51,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:35:51,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:51,934 INFO L87 Difference]: Start difference. First operand 834 states and 1136 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:35:55,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:35:56,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:35:56,040 INFO L93 Difference]: Finished difference Result 836 states and 1137 transitions. [2024-11-06 02:35:56,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:35:56,067 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2024-11-06 02:35:56,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:35:56,074 INFO L225 Difference]: With dead ends: 836 [2024-11-06 02:35:56,074 INFO L226 Difference]: Without dead ends: 824 [2024-11-06 02:35:56,075 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:56,077 INFO L432 NwaCegarLoop]: 845 mSDtfsCounter, 826 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 826 SdHoareTripleChecker+Valid, 845 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.0s IncrementalHoareTripleChecker+Time [2024-11-06 02:35:56,078 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [826 Valid, 845 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 1 Unknown, 0 Unchecked, 4.0s Time] [2024-11-06 02:35:56,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 824 states. [2024-11-06 02:35:56,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 824 to 824. [2024-11-06 02:35:56,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 824 states, 539 states have (on average 1.2300556586270872) internal successors, (663), 558 states have internal predecessors, (663), 230 states have call successors, (230), 55 states have call predecessors, (230), 54 states have return successors, (229), 217 states have call predecessors, (229), 229 states have call successors, (229) [2024-11-06 02:35:56,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 824 states and 1122 transitions. [2024-11-06 02:35:56,152 INFO L78 Accepts]: Start accepts. Automaton has 824 states and 1122 transitions. Word has length 22 [2024-11-06 02:35:56,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:35:56,152 INFO L471 AbstractCegarLoop]: Abstraction has 824 states and 1122 transitions. [2024-11-06 02:35:56,153 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-06 02:35:56,153 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1122 transitions. [2024-11-06 02:35:56,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-06 02:35:56,155 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:56,156 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-11-06 02:35:56,178 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-11-06 02:35:56,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:35:56,358 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:56,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:56,359 INFO L85 PathProgramCache]: Analyzing trace with hash -739704343, now seen corresponding path program 1 times [2024-11-06 02:35:56,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:56,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2092559555] [2024-11-06 02:35:56,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:56,360 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:35:56,360 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:56,364 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:35:56,365 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-06 02:35:57,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:57,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 02:35:57,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:35:58,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:35:58,093 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:35:58,093 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:35:58,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2092559555] [2024-11-06 02:35:58,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2092559555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:35:58,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:35:58,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:35:58,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664846397] [2024-11-06 02:35:58,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:35:58,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:35:58,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:35:58,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:35:58,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:58,095 INFO L87 Difference]: Start difference. First operand 824 states and 1122 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-06 02:35:58,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:35:58,395 INFO L93 Difference]: Finished difference Result 1740 states and 2393 transitions. [2024-11-06 02:35:58,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:35:58,396 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 64 [2024-11-06 02:35:58,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:35:58,402 INFO L225 Difference]: With dead ends: 1740 [2024-11-06 02:35:58,402 INFO L226 Difference]: Without dead ends: 926 [2024-11-06 02:35:58,405 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:35:58,406 INFO L432 NwaCegarLoop]: 917 mSDtfsCounter, 140 mSDsluCounter, 761 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 1678 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-06 02:35:58,406 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 1678 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-06 02:35:58,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 926 states. [2024-11-06 02:35:58,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 926 to 926. [2024-11-06 02:35:58,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 926 states, 607 states have (on average 1.242174629324547) internal successors, (754), 629 states have internal predecessors, (754), 264 states have call successors, (264), 55 states have call predecessors, (264), 54 states have return successors, (263), 251 states have call predecessors, (263), 263 states have call successors, (263) [2024-11-06 02:35:58,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 926 states and 1281 transitions. [2024-11-06 02:35:58,499 INFO L78 Accepts]: Start accepts. Automaton has 926 states and 1281 transitions. Word has length 64 [2024-11-06 02:35:58,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:35:58,500 INFO L471 AbstractCegarLoop]: Abstraction has 926 states and 1281 transitions. [2024-11-06 02:35:58,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2024-11-06 02:35:58,500 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1281 transitions. [2024-11-06 02:35:58,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-06 02:35:58,506 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:35:58,507 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:35:58,529 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-11-06 02:35:58,708 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:35:58,711 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:35:58,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:35:58,712 INFO L85 PathProgramCache]: Analyzing trace with hash 1438626995, now seen corresponding path program 1 times [2024-11-06 02:35:58,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:35:58,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [454165444] [2024-11-06 02:35:58,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:35:58,713 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:35:58,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:35:58,717 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:35:58,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-11-06 02:35:59,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:35:59,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-06 02:35:59,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:36:00,256 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:36:00,256 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:36:00,256 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:36:00,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [454165444] [2024-11-06 02:36:00,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [454165444] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:36:00,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:36:00,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 02:36:00,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454585566] [2024-11-06 02:36:00,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:36:00,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 02:36:00,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:36:00,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 02:36:00,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:36:00,259 INFO L87 Difference]: Start difference. First operand 926 states and 1281 transitions. Second operand has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-06 02:36:00,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:36:00,674 INFO L93 Difference]: Finished difference Result 1846 states and 2554 transitions. [2024-11-06 02:36:00,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 02:36:00,674 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 81 [2024-11-06 02:36:00,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:36:00,683 INFO L225 Difference]: With dead ends: 1846 [2024-11-06 02:36:00,684 INFO L226 Difference]: Without dead ends: 926 [2024-11-06 02:36:00,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 02:36:00,691 INFO L432 NwaCegarLoop]: 831 mSDtfsCounter, 0 mSDsluCounter, 1656 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2487 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-06 02:36:00,692 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2487 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-06 02:36:00,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 926 states. [2024-11-06 02:36:00,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 926 to 926. [2024-11-06 02:36:00,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 926 states, 607 states have (on average 1.240527182866557) internal successors, (753), 629 states have internal predecessors, (753), 264 states have call successors, (264), 55 states have call predecessors, (264), 54 states have return successors, (263), 251 states have call predecessors, (263), 263 states have call successors, (263) [2024-11-06 02:36:00,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 926 states to 926 states and 1280 transitions. [2024-11-06 02:36:00,771 INFO L78 Accepts]: Start accepts. Automaton has 926 states and 1280 transitions. Word has length 81 [2024-11-06 02:36:00,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:36:00,772 INFO L471 AbstractCegarLoop]: Abstraction has 926 states and 1280 transitions. [2024-11-06 02:36:00,772 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 15.25) internal successors, (61), 4 states have internal predecessors, (61), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2024-11-06 02:36:00,773 INFO L276 IsEmpty]: Start isEmpty. Operand 926 states and 1280 transitions. [2024-11-06 02:36:00,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-06 02:36:00,777 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:36:00,778 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:36:00,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-11-06 02:36:00,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:36:00,979 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:36:00,980 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:36:00,980 INFO L85 PathProgramCache]: Analyzing trace with hash -72883924, now seen corresponding path program 1 times [2024-11-06 02:36:00,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:36:00,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [941781755] [2024-11-06 02:36:00,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:36:00,981 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:36:00,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:36:00,983 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:36:00,984 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-11-06 02:36:02,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:36:02,037 INFO L255 TraceCheckSpWp]: Trace formula consists of 867 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-06 02:36:02,041 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:36:03,511 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-06 02:36:03,512 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:36:03,512 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:36:03,512 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [941781755] [2024-11-06 02:36:03,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [941781755] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:36:03,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:36:03,512 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-06 02:36:03,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911957174] [2024-11-06 02:36:03,513 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:36:03,513 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-06 02:36:03,513 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:36:03,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-06 02:36:03,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 02:36:03,514 INFO L87 Difference]: Start difference. First operand 926 states and 1280 transitions. Second operand has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-06 02:36:04,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:36:04,245 INFO L93 Difference]: Finished difference Result 1849 states and 2557 transitions. [2024-11-06 02:36:04,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-06 02:36:04,253 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) Word has length 93 [2024-11-06 02:36:04,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:36:04,263 INFO L225 Difference]: With dead ends: 1849 [2024-11-06 02:36:04,263 INFO L226 Difference]: Without dead ends: 930 [2024-11-06 02:36:04,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-06 02:36:04,270 INFO L432 NwaCegarLoop]: 830 mSDtfsCounter, 0 mSDsluCounter, 3310 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4140 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-06 02:36:04,270 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4140 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-06 02:36:04,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2024-11-06 02:36:04,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 928. [2024-11-06 02:36:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 608 states have (on average 1.2401315789473684) internal successors, (754), 631 states have internal predecessors, (754), 264 states have call successors, (264), 55 states have call predecessors, (264), 55 states have return successors, (265), 251 states have call predecessors, (265), 263 states have call successors, (265) [2024-11-06 02:36:04,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1283 transitions. [2024-11-06 02:36:04,353 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1283 transitions. Word has length 93 [2024-11-06 02:36:04,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:36:04,355 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1283 transitions. [2024-11-06 02:36:04,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.5) internal successors, (69), 5 states have internal predecessors, (69), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (11), 3 states have call predecessors, (11), 2 states have call successors, (11) [2024-11-06 02:36:04,355 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1283 transitions. [2024-11-06 02:36:04,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-06 02:36:04,359 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:36:04,359 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:36:04,386 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2024-11-06 02:36:04,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:36:04,560 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:36:04,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:36:04,561 INFO L85 PathProgramCache]: Analyzing trace with hash -648865241, now seen corresponding path program 1 times [2024-11-06 02:36:04,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:36:04,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1911196972] [2024-11-06 02:36:04,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:36:04,562 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:36:04,563 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:36:04,567 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:36:04,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-11-06 02:36:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:36:05,711 INFO L255 TraceCheckSpWp]: Trace formula consists of 884 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 02:36:05,714 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:36:06,570 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-06 02:36:06,570 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:36:06,570 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:36:06,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1911196972] [2024-11-06 02:36:06,570 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1911196972] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:36:06,570 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:36:06,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 02:36:06,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443120254] [2024-11-06 02:36:06,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:36:06,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 02:36:06,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:36:06,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 02:36:06,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 02:36:06,572 INFO L87 Difference]: Start difference. First operand 928 states and 1283 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 3 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-06 02:36:07,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:36:07,208 INFO L93 Difference]: Finished difference Result 1853 states and 2562 transitions. [2024-11-06 02:36:07,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 02:36:07,209 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 3 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 96 [2024-11-06 02:36:07,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:36:07,218 INFO L225 Difference]: With dead ends: 1853 [2024-11-06 02:36:07,218 INFO L226 Difference]: Without dead ends: 928 [2024-11-06 02:36:07,223 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 02:36:07,223 INFO L432 NwaCegarLoop]: 829 mSDtfsCounter, 0 mSDsluCounter, 2476 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3305 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-06 02:36:07,224 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3305 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-06 02:36:07,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 928 states. [2024-11-06 02:36:07,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 928 to 928. [2024-11-06 02:36:07,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 608 states have (on average 1.238486842105263) internal successors, (753), 631 states have internal predecessors, (753), 264 states have call successors, (264), 55 states have call predecessors, (264), 55 states have return successors, (265), 251 states have call predecessors, (265), 263 states have call successors, (265) [2024-11-06 02:36:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1282 transitions. [2024-11-06 02:36:07,333 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1282 transitions. Word has length 96 [2024-11-06 02:36:07,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:36:07,335 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1282 transitions. [2024-11-06 02:36:07,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 3 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2024-11-06 02:36:07,335 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1282 transitions. [2024-11-06 02:36:07,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-06 02:36:07,339 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:36:07,340 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:36:07,362 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-11-06 02:36:07,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:36:07,540 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:36:07,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:36:07,541 INFO L85 PathProgramCache]: Analyzing trace with hash -1540489349, now seen corresponding path program 1 times [2024-11-06 02:36:07,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:36:07,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1079804974] [2024-11-06 02:36:07,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:36:07,543 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:36:07,543 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:36:07,545 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:36:07,546 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-11-06 02:36:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:36:08,607 INFO L255 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 02:36:08,611 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:36:09,503 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-06 02:36:09,504 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:36:09,504 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:36:09,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1079804974] [2024-11-06 02:36:09,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1079804974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:36:09,504 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:36:09,504 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 02:36:09,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784670423] [2024-11-06 02:36:09,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:36:09,505 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 02:36:09,505 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:36:09,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 02:36:09,505 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 02:36:09,506 INFO L87 Difference]: Start difference. First operand 928 states and 1282 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-06 02:36:10,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:36:10,041 INFO L93 Difference]: Finished difference Result 1853 states and 2560 transitions. [2024-11-06 02:36:10,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 02:36:10,041 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 110 [2024-11-06 02:36:10,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:36:10,049 INFO L225 Difference]: With dead ends: 1853 [2024-11-06 02:36:10,049 INFO L226 Difference]: Without dead ends: 928 [2024-11-06 02:36:10,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 02:36:10,054 INFO L432 NwaCegarLoop]: 828 mSDtfsCounter, 31 mSDsluCounter, 2428 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 3256 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-06 02:36:10,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [43 Valid, 3256 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-06 02:36:10,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 928 states. [2024-11-06 02:36:10,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 928 to 928. [2024-11-06 02:36:10,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 608 states have (on average 1.236842105263158) internal successors, (752), 630 states have internal predecessors, (752), 264 states have call successors, (264), 55 states have call predecessors, (264), 55 states have return successors, (265), 251 states have call predecessors, (265), 263 states have call successors, (265) [2024-11-06 02:36:10,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1281 transitions. [2024-11-06 02:36:10,121 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1281 transitions. Word has length 110 [2024-11-06 02:36:10,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:36:10,122 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1281 transitions. [2024-11-06 02:36:10,122 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 3 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2024-11-06 02:36:10,122 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1281 transitions. [2024-11-06 02:36:10,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-06 02:36:10,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:36:10,125 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:36:10,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2024-11-06 02:36:10,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:36:10,327 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:36:10,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:36:10,327 INFO L85 PathProgramCache]: Analyzing trace with hash -808748141, now seen corresponding path program 1 times [2024-11-06 02:36:10,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:36:10,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [324150113] [2024-11-06 02:36:10,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 02:36:10,328 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:36:10,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:36:10,332 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:36:10,333 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2024-11-06 02:36:11,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 02:36:11,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 1000 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-06 02:36:11,356 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:36:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-06 02:36:14,171 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:36:14,172 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:36:14,172 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [324150113] [2024-11-06 02:36:14,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [324150113] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:36:14,172 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:36:14,172 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-06 02:36:14,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404344807] [2024-11-06 02:36:14,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:36:14,173 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-06 02:36:14,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:36:14,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-06 02:36:14,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-06 02:36:14,174 INFO L87 Difference]: Start difference. First operand 928 states and 1281 transitions. Second operand has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 7 states have internal predecessors, (87), 2 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (15), 4 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-06 02:36:15,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:36:15,342 INFO L93 Difference]: Finished difference Result 1855 states and 2559 transitions. [2024-11-06 02:36:15,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-06 02:36:15,343 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 7 states have internal predecessors, (87), 2 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (15), 4 states have call predecessors, (15), 2 states have call successors, (15) Word has length 122 [2024-11-06 02:36:15,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:36:15,351 INFO L225 Difference]: With dead ends: 1855 [2024-11-06 02:36:15,351 INFO L226 Difference]: Without dead ends: 930 [2024-11-06 02:36:15,356 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-06 02:36:15,356 INFO L432 NwaCegarLoop]: 826 mSDtfsCounter, 0 mSDsluCounter, 5771 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6597 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-06 02:36:15,358 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 6597 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-06 02:36:15,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2024-11-06 02:36:15,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 928. [2024-11-06 02:36:15,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 928 states, 608 states have (on average 1.236842105263158) internal successors, (752), 630 states have internal predecessors, (752), 264 states have call successors, (264), 55 states have call predecessors, (264), 55 states have return successors, (264), 251 states have call predecessors, (264), 263 states have call successors, (264) [2024-11-06 02:36:15,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 928 states and 1280 transitions. [2024-11-06 02:36:15,429 INFO L78 Accepts]: Start accepts. Automaton has 928 states and 1280 transitions. Word has length 122 [2024-11-06 02:36:15,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:36:15,429 INFO L471 AbstractCegarLoop]: Abstraction has 928 states and 1280 transitions. [2024-11-06 02:36:15,430 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 7 states have internal predecessors, (87), 2 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (15), 4 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-06 02:36:15,430 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 1280 transitions. [2024-11-06 02:36:15,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-06 02:36:15,435 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 02:36:15,436 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:36:15,466 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Ended with exit code 0 [2024-11-06 02:36:15,636 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:36:15,637 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 02:36:15,637 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 02:36:15,637 INFO L85 PathProgramCache]: Analyzing trace with hash 495721614, now seen corresponding path program 2 times [2024-11-06 02:36:15,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-11-06 02:36:15,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [73242764] [2024-11-06 02:36:15,639 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-06 02:36:15,639 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:36:15,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-06 02:36:15,644 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-06 02:36:15,645 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2024-11-06 02:36:16,629 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-06 02:36:16,630 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-06 02:36:16,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 02:36:16,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 02:36:17,562 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-06 02:36:17,563 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 02:36:17,563 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-11-06 02:36:17,563 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [73242764] [2024-11-06 02:36:17,563 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [73242764] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 02:36:17,563 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 02:36:17,563 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 02:36:17,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138125988] [2024-11-06 02:36:17,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 02:36:17,564 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 02:36:17,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-11-06 02:36:17,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 02:36:17,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:36:17,567 INFO L87 Difference]: Start difference. First operand 928 states and 1280 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-06 02:36:21,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 02:36:21,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 02:36:21,823 INFO L93 Difference]: Finished difference Result 928 states and 1280 transitions. [2024-11-06 02:36:21,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 02:36:21,824 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 125 [2024-11-06 02:36:21,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 02:36:21,829 INFO L225 Difference]: With dead ends: 928 [2024-11-06 02:36:21,829 INFO L226 Difference]: Without dead ends: 0 [2024-11-06 02:36:21,834 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 02:36:21,834 INFO L432 NwaCegarLoop]: 1113 mSDtfsCounter, 412 mSDsluCounter, 683 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 412 SdHoareTripleChecker+Valid, 1796 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-06 02:36:21,835 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [412 Valid, 1796 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-06 02:36:21,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-06 02:36:21,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-06 02:36:21,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-06 02:36:21,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-06 02:36:21,838 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 125 [2024-11-06 02:36:21,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 02:36:21,838 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-06 02:36:21,839 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 3 states have call successors, (17), 3 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2024-11-06 02:36:21,839 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-06 02:36:21,839 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-06 02:36:21,842 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-06 02:36:21,866 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (12)] Ended with exit code 0 [2024-11-06 02:36:22,043 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-06 02:36:22,045 INFO L407 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 02:36:22,047 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.