/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.smt.solver External_ModelsAndUnsatCoreMode --traceabstraction.command.for.external.solver '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' -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 15:07:21,385 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 15:07:21,455 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-01 15:07:21,458 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 15:07:21,459 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 15:07:21,483 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 15:07:21,486 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 15:07:21,487 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 15:07:21,487 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 15:07:21,488 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 15:07:21,488 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 15:07:21,489 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 15:07:21,489 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 15:07:21,489 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 15:07:21,490 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 15:07:21,490 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 15:07:21,490 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 15:07:21,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 15:07:21,493 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 15:07:21,493 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 15:07:21,493 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 15:07:21,493 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 15:07:21,494 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 15:07:21,494 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 15:07:21,494 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 15:07:21,494 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 15:07:21,494 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 15:07:21,494 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 15:07:21,495 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 15:07:21,495 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 15:07:21,495 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 15:07:21,495 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 15:07:21,495 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 15:07:21,495 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 15:07:21,496 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 15:07:21,496 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 15:07:21,496 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 15:07:21,496 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 15:07:21,496 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 15:07:21,497 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 15:07:21,497 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 15:07:21,498 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 15:07:21,498 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-01 15:07:21,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 15:07:21,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 15:07:21,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 15:07:21,770 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 15:07:21,771 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 15:07:21,775 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i [2024-11-01 15:07:23,055 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 15:07:23,472 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 15:07:23,473 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i [2024-11-01 15:07:23,509 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/555ad5b84/a57eee3db97b4300acf29d2befb5bf46/FLAG5903e33d1 [2024-11-01 15:07:23,524 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/555ad5b84/a57eee3db97b4300acf29d2befb5bf46 [2024-11-01 15:07:23,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 15:07:23,527 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 15:07:23,529 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 15:07:23,529 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 15:07:23,532 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 15:07:23,533 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 03:07:23" (1/1) ... [2024-11-01 15:07:23,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c81e310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:23, skipping insertion in model container [2024-11-01 15:07:23,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 03:07:23" (1/1) ... [2024-11-01 15:07:23,604 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 15:07:24,222 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i[164250,164263] [2024-11-01 15:07:24,263 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,359 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,402 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,404 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,407 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,413 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,425 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,425 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,426 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,426 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,448 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,449 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,450 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,450 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,452 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,452 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,471 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,479 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,480 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,485 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,486 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,487 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,488 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,503 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,514 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,520 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,534 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,536 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,537 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,537 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,538 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,538 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,544 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,545 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,586 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,586 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,592 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,592 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,666 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,667 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 15:07:24,698 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-01 15:07:24,739 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 15:07:24,830 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i[164250,164263] [2024-11-01 15:07:24,836 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,845 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,863 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,864 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,867 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,868 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,870 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,870 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,871 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,871 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,874 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,875 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,875 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,876 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,876 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,877 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,880 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,881 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,882 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,886 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,887 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,887 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,890 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,892 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,893 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,894 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,953 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,955 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,955 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,956 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,957 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,957 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,959 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,959 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,962 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,962 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,963 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,963 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,977 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 15:07:24,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 15:07:24,993 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 15:07:25,067 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5441] [2024-11-01 15:07:25,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5448] [2024-11-01 15:07:25,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %2,%1\n\tsbb %0,%0": "=r" (oldbit), "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5456-5457] [2024-11-01 15:07:25,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [5485] [2024-11-01 15:07:25,070 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; decl %0": "+m" (v->counter)); [5492] [2024-11-01 15:07:25,076 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i[164250,164263] [2024-11-01 15:07:25,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers--X--defaultlinux-3.12-rc1.tar.xz--X--144_2a--X--cpachecker/linux-3.12-rc1.tar.xz/csd_deg_dscv/6225/dscv_tempdir/dscv/ri/144_2a/drivers/net/can/usb/ems_usb.o.c.prepared"), "i" (546), "i" (12UL)); [6159-6160] [2024-11-01 15:07:25,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 15:07:25,209 INFO L204 MainTranslator]: Completed translation [2024-11-01 15:07:25,211 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25 WrapperNode [2024-11-01 15:07:25,211 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 15:07:25,212 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 15:07:25,212 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 15:07:25,212 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 15:07:25,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,265 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,385 INFO L138 Inliner]: procedures = 182, calls = 765, calls flagged for inlining = 78, calls inlined = 78, statements flattened = 2064 [2024-11-01 15:07:25,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 15:07:25,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 15:07:25,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 15:07:25,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 15:07:25,399 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,413 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,554 INFO L175 MemorySlicer]: Split 454 memory accesses to 8 slices as follows [2, 20, 9, 44, 20, 342, 9, 8]. 75 percent of accesses are in the largest equivalence class. The 44 initializations are split as follows [2, 0, 0, 0, 0, 34, 0, 8]. The 224 writes are split as follows [0, 0, 5, 44, 11, 164, 0, 0]. [2024-11-01 15:07:25,555 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,555 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,595 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,632 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,648 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,673 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 15:07:25,674 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 15:07:25,674 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 15:07:25,675 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 15:07:25,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (1/1) ... [2024-11-01 15:07:25,679 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 15:07:25,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 15:07:25,699 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) [2024-11-01 15:07:25,701 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 [2024-11-01 15:07:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-01 15:07:25,720 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-01 15:07:25,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-01 15:07:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-01 15:07:25,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-01 15:07:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-01 15:07:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-01 15:07:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-01 15:07:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-01 15:07:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-01 15:07:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_18 [2024-11-01 15:07:25,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_18 [2024-11-01 15:07:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2024-11-01 15:07:25,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2024-11-01 15:07:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_3 [2024-11-01 15:07:25,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_3 [2024-11-01 15:07:25,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2024-11-01 15:07:25,722 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2024-11-01 15:07:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-01 15:07:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-01 15:07:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-01 15:07:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-01 15:07:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-01 15:07:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-01 15:07:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-01 15:07:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-01 15:07:25,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 15:07:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 15:07:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 15:07:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 15:07:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-01 15:07:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-01 15:07:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-01 15:07:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-01 15:07:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-01 15:07:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-01 15:07:25,724 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-01 15:07:25,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-01 15:07:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 15:07:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 15:07:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 15:07:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 15:07:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-01 15:07:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-01 15:07:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-01 15:07:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-01 15:07:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-01 15:07:25,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-01 15:07:25,726 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-01 15:07:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-01 15:07:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_read_bulk_callback [2024-11-01 15:07:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_read_bulk_callback [2024-11-01 15:07:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2024-11-01 15:07:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2024-11-01 15:07:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2024-11-01 15:07:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2024-11-01 15:07:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_control_cmd [2024-11-01 15:07:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_control_cmd [2024-11-01 15:07:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-01 15:07:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-01 15:07:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-01 15:07:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-01 15:07:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 15:07:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 15:07:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2024-11-01 15:07:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2024-11-01 15:07:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-01 15:07:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-01 15:07:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2024-11-01 15:07:25,728 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2024-11-01 15:07:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-01 15:07:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-01 15:07:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2024-11-01 15:07:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2024-11-01 15:07:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-01 15:07:25,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-01 15:07:25,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-01 15:07:25,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-01 15:07:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-01 15:07:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-01 15:07:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-01 15:07:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-01 15:07:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-01 15:07:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-01 15:07:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-01 15:07:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-01 15:07:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-01 15:07:25,766 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-01 15:07:25,766 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_command_msg [2024-11-01 15:07:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_command_msg [2024-11-01 15:07:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 15:07:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-01 15:07:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-01 15:07:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2024-11-01 15:07:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2024-11-01 15:07:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2024-11-01 15:07:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2024-11-01 15:07:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 15:07:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-01 15:07:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-01 15:07:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-01 15:07:25,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-01 15:07:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 15:07:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 15:07:25,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_write_mode [2024-11-01 15:07:25,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_write_mode [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-01 15:07:25,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-01 15:07:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-01 15:07:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-01 15:07:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-01 15:07:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-01 15:07:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-01 15:07:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-01 15:07:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-01 15:07:25,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-01 15:07:25,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-01 15:07:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-01 15:07:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-01 15:07:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-01 15:07:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-01 15:07:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-01 15:07:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-01 15:07:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-01 15:07:25,770 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2024-11-01 15:07:25,771 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2024-11-01 15:07:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2024-11-01 15:07:25,771 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2024-11-01 15:07:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 15:07:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 15:07:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 15:07:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 15:07:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-01 15:07:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-01 15:07:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-01 15:07:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-01 15:07:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_disconnect [2024-11-01 15:07:25,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_disconnect [2024-11-01 15:07:25,771 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-01 15:07:25,771 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-01 15:07:25,772 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_read_interrupt_callback [2024-11-01 15:07:25,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_read_interrupt_callback [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2024-11-01 15:07:25,772 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 15:07:25,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-11-01 15:07:25,773 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-01 15:07:25,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_rx_err [2024-11-01 15:07:25,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_rx_err [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-01 15:07:25,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-01 15:07:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-01 15:07:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-01 15:07:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-01 15:07:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-01 15:07:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-01 15:07:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-01 15:07:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-01 15:07:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-01 15:07:25,775 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-01 15:07:25,775 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-01 15:07:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2024-11-01 15:07:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2024-11-01 15:07:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-01 15:07:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-01 15:07:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2024-11-01 15:07:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2024-11-01 15:07:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-01 15:07:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-01 15:07:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-01 15:07:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-01 15:07:25,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2024-11-01 15:07:25,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2024-11-01 15:07:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2024-11-01 15:07:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-01 15:07:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-01 15:07:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 15:07:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 15:07:26,158 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 15:07:26,161 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 15:07:26,211 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-01 15:07:26,880 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2024-11-01 15:08:04,596 INFO L? ?]: Removed 951 outVars from TransFormulas that were not future-live. [2024-11-01 15:08:04,596 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 15:08:04,625 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 15:08:04,625 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-01 15:08:04,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 03:08:04 BoogieIcfgContainer [2024-11-01 15:08:04,629 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 15:08:04,631 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 15:08:04,631 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 15:08:04,633 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 15:08:04,633 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 03:07:23" (1/3) ... [2024-11-01 15:08:04,634 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ff293a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 03:08:04, skipping insertion in model container [2024-11-01 15:08:04,634 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 03:07:25" (2/3) ... [2024-11-01 15:08:04,634 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ff293a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 03:08:04, skipping insertion in model container [2024-11-01 15:08:04,634 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 03:08:04" (3/3) ... [2024-11-01 15:08:04,635 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--ems_usb.ko-entry_point.cil.out.i [2024-11-01 15:08:04,647 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 15:08:04,647 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 15:08:04,714 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 15:08:04,718 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;@7c0cf215, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 15:08:04,719 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 15:08:04,725 INFO L276 IsEmpty]: Start isEmpty. Operand has 703 states, 494 states have (on average 1.3157894736842106) internal successors, (650), 522 states have internal predecessors, (650), 157 states have call successors, (157), 52 states have call predecessors, (157), 50 states have return successors, (151), 146 states have call predecessors, (151), 151 states have call successors, (151) [2024-11-01 15:08:04,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-01 15:08:04,734 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 15:08:04,735 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 15:08:04,735 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 15:08:04,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 15:08:04,739 INFO L85 PathProgramCache]: Analyzing trace with hash 157810778, now seen corresponding path program 1 times [2024-11-01 15:08:04,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 15:08:04,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [589809061] [2024-11-01 15:08:04,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 15:08:04,749 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 [2024-11-01 15:08:04,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-01 15:08:04,768 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) [2024-11-01 15:08:04,769 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 [2024-11-01 15:08:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 15:08:07,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 1028 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 15:08:07,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 15:08:08,053 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-01 15:08:08,053 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 15:08:08,876 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-01 15:08:08,876 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 15:08:08,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [589809061] [2024-11-01 15:08:08,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [589809061] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 15:08:08,877 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 15:08:08,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-01 15:08:08,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783345751] [2024-11-01 15:08:08,879 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 15:08:08,881 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 15:08:08,881 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 15:08:08,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 15:08:08,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 15:08:08,901 INFO L87 Difference]: Start difference. First operand has 703 states, 494 states have (on average 1.3157894736842106) internal successors, (650), 522 states have internal predecessors, (650), 157 states have call successors, (157), 52 states have call predecessors, (157), 50 states have return successors, (151), 146 states have call predecessors, (151), 151 states have call successors, (151) Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 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) [2024-11-01 15:08:12,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-01 15:08:32,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 15:08:32,478 INFO L93 Difference]: Finished difference Result 2728 states and 3815 transitions. [2024-11-01 15:08:32,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 15:08:32,481 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 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 28 [2024-11-01 15:08:32,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 15:08:32,512 INFO L225 Difference]: With dead ends: 2728 [2024-11-01 15:08:32,512 INFO L226 Difference]: Without dead ends: 1997 [2024-11-01 15:08:32,523 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 15:08:32,526 INFO L432 NwaCegarLoop]: 958 mSDtfsCounter, 2429 mSDsluCounter, 1529 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 299 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2429 SdHoareTripleChecker+Valid, 2487 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.3s IncrementalHoareTripleChecker+Time [2024-11-01 15:08:32,527 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2429 Valid, 2487 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 316 Invalid, 1 Unknown, 0 Unchecked, 23.3s Time] [2024-11-01 15:08:32,606 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1997 states. [2024-11-01 15:08:32,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1997 to 1997. [2024-11-01 15:08:32,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1997 states, 1414 states have (on average 1.299151343705799) internal successors, (1837), 1466 states have internal predecessors, (1837), 435 states have call successors, (435), 148 states have call predecessors, (435), 147 states have return successors, (430), 415 states have call predecessors, (430), 430 states have call successors, (430) [2024-11-01 15:08:32,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1997 states and 2702 transitions. [2024-11-01 15:08:32,784 INFO L78 Accepts]: Start accepts. Automaton has 1997 states and 2702 transitions. Word has length 28 [2024-11-01 15:08:32,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 15:08:32,785 INFO L471 AbstractCegarLoop]: Abstraction has 1997 states and 2702 transitions. [2024-11-01 15:08:32,785 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 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) [2024-11-01 15:08:32,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2702 transitions. [2024-11-01 15:08:32,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-01 15:08:32,788 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 15:08:32,789 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 15:08:32,822 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 [2024-11-01 15:08:32,990 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 [2024-11-01 15:08:32,990 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 15:08:32,991 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 15:08:32,991 INFO L85 PathProgramCache]: Analyzing trace with hash -2017032682, now seen corresponding path program 1 times [2024-11-01 15:08:32,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 15:08:32,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [526166814] [2024-11-01 15:08:32,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 15:08:32,991 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 [2024-11-01 15:08:32,992 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-01 15:08:32,994 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) [2024-11-01 15:08:32,995 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 [2024-11-01 15:08:35,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 15:08:35,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-01 15:08:35,636 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 15:08:44,585 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-01 15:08:44,585 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 15:08:48,568 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-01 15:08:48,569 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 15:08:48,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [526166814] [2024-11-01 15:08:48,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [526166814] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 15:08:48,569 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 15:08:48,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 3] imperfect sequences [] total 4 [2024-11-01 15:08:48,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006098670] [2024-11-01 15:08:48,569 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 15:08:48,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 15:08:48,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 15:08:48,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 15:08:48,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 15:08:48,572 INFO L87 Difference]: Start difference. First operand 1997 states and 2702 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-01 15:08:51,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 15:08:51,716 INFO L93 Difference]: Finished difference Result 5964 states and 8228 transitions. [2024-11-01 15:08:51,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 15:08:51,718 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 38 [2024-11-01 15:08:51,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 15:08:51,750 INFO L225 Difference]: With dead ends: 5964 [2024-11-01 15:08:51,750 INFO L226 Difference]: Without dead ends: 3981 [2024-11-01 15:08:51,761 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 15:08:51,762 INFO L432 NwaCegarLoop]: 1077 mSDtfsCounter, 924 mSDsluCounter, 1800 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 924 SdHoareTripleChecker+Valid, 2877 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2024-11-01 15:08:51,763 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [924 Valid, 2877 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2024-11-01 15:08:51,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2024-11-01 15:08:51,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3969. [2024-11-01 15:08:51,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3969 states, 2813 states have (on average 1.2979025950942056) internal successors, (3651), 2913 states have internal predecessors, (3651), 862 states have call successors, (862), 294 states have call predecessors, (862), 293 states have return successors, (923), 827 states have call predecessors, (923), 857 states have call successors, (923) [2024-11-01 15:08:51,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3969 states to 3969 states and 5436 transitions. [2024-11-01 15:08:51,979 INFO L78 Accepts]: Start accepts. Automaton has 3969 states and 5436 transitions. Word has length 38 [2024-11-01 15:08:51,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 15:08:51,980 INFO L471 AbstractCegarLoop]: Abstraction has 3969 states and 5436 transitions. [2024-11-01 15:08:51,980 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 3 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-01 15:08:51,980 INFO L276 IsEmpty]: Start isEmpty. Operand 3969 states and 5436 transitions. [2024-11-01 15:08:51,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-01 15:08:51,984 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 15:08:51,984 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-01 15:08:52,022 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 [2024-11-01 15:08:52,187 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 [2024-11-01 15:08:52,187 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 15:08:52,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 15:08:52,188 INFO L85 PathProgramCache]: Analyzing trace with hash 1896163168, now seen corresponding path program 1 times [2024-11-01 15:08:52,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 15:08:52,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [359223440] [2024-11-01 15:08:52,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 15:08:52,188 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 [2024-11-01 15:08:52,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-11-01 15:08:52,194 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) [2024-11-01 15:08:52,195 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 [2024-11-01 15:08:55,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 15:08:55,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 1072 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-01 15:08:55,109 INFO L278 TraceCheckSpWp]: Computing forward predicates...