/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 bitwuzla -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 19:16:12,620 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 19:16:12,733 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 19:16:12,742 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 19:16:12,743 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 19:16:12,784 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 19:16:12,789 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 19:16:12,789 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 19:16:12,790 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 19:16:12,791 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 19:16:12,792 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 19:16:12,792 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 19:16:12,793 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 19:16:12,793 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 19:16:12,794 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 19:16:12,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 19:16:12,797 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 19:16:12,797 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 19:16:12,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 19:16:12,798 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 19:16:12,798 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 19:16:12,802 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 19:16:12,802 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 19:16:12,803 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 19:16:12,803 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 19:16:12,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 19:16:12,803 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 19:16:12,804 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 19:16:12,804 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 19:16:12,804 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 19:16:12,804 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 19:16:12,805 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 19:16:12,805 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 19:16:12,805 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 19:16:12,806 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 19:16:12,806 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 19:16:12,806 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 19:16:12,807 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 19:16:12,807 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 19:16:12,807 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 19:16:12,807 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 19:16:12,808 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 19:16:12,808 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-01 19:16:13,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 19:16:13,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 19:16:13,271 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 19:16:13,272 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 19:16:13,272 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 19:16:13,274 INFO L431 ainManager$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 19:16:15,005 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 19:16:15,595 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 19:16:15,595 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 19:16:15,644 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76ea07aa9/ff525a81262c45518727f7d95f54b1c3/FLAG1790ee789 [2024-11-01 19:16:15,659 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76ea07aa9/ff525a81262c45518727f7d95f54b1c3 [2024-11-01 19:16:15,661 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 19:16:15,662 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 19:16:15,663 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 19:16:15,664 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 19:16:15,669 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 19:16:15,670 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 07:16:15" (1/1) ... [2024-11-01 19:16:15,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24c2a3ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:15, skipping insertion in model container [2024-11-01 19:16:15,671 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 07:16:15" (1/1) ... [2024-11-01 19:16:15,773 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 19:16:16,885 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 19:16:16,953 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 19:16:17,176 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 19:16:17,232 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 19:16:17,234 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 19:16:17,245 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 19:16:17,256 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 19:16:17,280 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 19:16:17,281 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 19:16:17,284 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 19:16:17,285 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 19:16:17,315 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 19:16:17,316 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 19:16:17,317 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 19:16:17,320 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 19:16:17,322 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 19:16:17,323 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 19:16:17,349 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 19:16:17,360 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 19:16:17,362 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 19:16:17,373 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 19:16:17,376 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 19:16:17,376 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 19:16:17,378 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 19:16:17,390 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 19:16:17,403 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 19:16:17,412 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 19:16:17,438 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 19:16:17,442 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 19:16:17,446 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 19:16:17,447 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 19:16:17,449 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 19:16:17,450 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 19:16:17,459 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 19:16:17,460 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 19:16:17,506 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 19:16:17,508 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 19:16:17,515 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 19:16:17,516 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 19:16:17,622 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 19:16:17,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 19:16:17,664 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-01 19:16:17,705 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 19:16:17,861 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 19:16:17,867 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 19:16:17,884 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 19:16:17,907 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 19:16:17,912 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 19:16:17,919 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 19:16:17,920 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 19:16:17,926 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 19:16:17,927 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 19:16:17,927 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 19:16:17,928 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 19:16:17,931 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 19:16:17,936 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 19:16:17,936 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 19:16:17,937 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 19:16:17,939 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 19:16:17,940 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 19:16:17,945 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 19:16:17,947 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 19:16:17,948 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 19:16:17,951 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 19:16:17,952 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 19:16:17,953 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 19:16:17,954 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 19:16:17,959 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 19:16:17,961 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 19:16:17,962 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 19:16:17,977 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 19:16:17,979 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 19:16:17,980 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 19:16:17,980 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 19:16:17,981 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 19:16:17,982 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 19:16:17,984 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 19:16:17,985 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 19:16:17,991 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 19:16:17,992 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 19:16:17,992 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 19:16:17,993 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 19:16:18,015 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 19:16:18,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 19:16:18,044 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 19:16:18,176 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 19:16:18,178 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 19:16:18,178 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 19:16:18,180 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 19:16:18,180 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 19:16:18,189 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 19:16:18,231 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 19:16:18,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 19:16:18,403 INFO L204 MainTranslator]: Completed translation [2024-11-01 19:16:18,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18 WrapperNode [2024-11-01 19:16:18,404 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 19:16:18,407 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 19:16:18,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 19:16:18,407 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 19:16:18,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:18,478 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:18,581 INFO L138 Inliner]: procedures = 182, calls = 765, calls flagged for inlining = 78, calls inlined = 78, statements flattened = 2064 [2024-11-01 19:16:18,582 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 19:16:18,583 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 19:16:18,583 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 19:16:18,583 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 19:16:18,594 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:18,596 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:18,629 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:19,014 INFO L175 MemorySlicer]: Split 454 memory accesses to 8 slices as follows [20, 2, 44, 9, 9, 20, 342, 8]. 75 percent of accesses are in the largest equivalence class. The 44 initializations are split as follows [0, 2, 0, 0, 0, 0, 34, 8]. The 224 writes are split as follows [0, 0, 44, 5, 0, 11, 164, 0]. [2024-11-01 19:16:19,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:19,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:19,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:19,107 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:19,125 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:19,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:19,175 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 19:16:19,176 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 19:16:19,176 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 19:16:19,176 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 19:16:19,177 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (1/1) ... [2024-11-01 19:16:19,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 19:16:19,196 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 19:16:19,217 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 19:16:19,225 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 19:16:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-01 19:16:19,254 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-01 19:16:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-01 19:16:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-01 19:16:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-01 19:16:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-01 19:16:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-01 19:16:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-01 19:16:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-01 19:16:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-01 19:16:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_18 [2024-11-01 19:16:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_18 [2024-11-01 19:16:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_4 [2024-11-01 19:16:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_4 [2024-11-01 19:16:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_3 [2024-11-01 19:16:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_3 [2024-11-01 19:16:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_2 [2024-11-01 19:16:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_2 [2024-11-01 19:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-01 19:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-01 19:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-01 19:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-01 19:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-01 19:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-01 19:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-01 19:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-01 19:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 19:16:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 19:16:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 19:16:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 19:16:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-01 19:16:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-01 19:16:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-01 19:16:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-01 19:16:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-01 19:16:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-01 19:16:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-01 19:16:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-01 19:16:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-01 19:16:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-01 19:16:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-01 19:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-01 19:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-01 19:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-01 19:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-01 19:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-01 19:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-01 19:16:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-01 19:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-01 19:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-01 19:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 19:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 19:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 19:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 19:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-01 19:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-01 19:16:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-01 19:16:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-01 19:16:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-01 19:16:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-01 19:16:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-01 19:16:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-01 19:16:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_read_bulk_callback [2024-11-01 19:16:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_read_bulk_callback [2024-11-01 19:16:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2024-11-01 19:16:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2024-11-01 19:16:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2024-11-01 19:16:19,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2024-11-01 19:16:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_control_cmd [2024-11-01 19:16:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_control_cmd [2024-11-01 19:16:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-01 19:16:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-01 19:16:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-01 19:16:19,264 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-01 19:16:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 19:16:19,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 19:16:19,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2024-11-01 19:16:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2024-11-01 19:16:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2024-11-01 19:16:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2024-11-01 19:16:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2024-11-01 19:16:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2024-11-01 19:16:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-01 19:16:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-01 19:16:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2024-11-01 19:16:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2024-11-01 19:16:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-01 19:16:19,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-01 19:16:19,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-01 19:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-01 19:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-01 19:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-01 19:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-01 19:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-01 19:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-01 19:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-01 19:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-01 19:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-01 19:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-01 19:16:19,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-01 19:16:19,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-01 19:16:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-01 19:16:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-01 19:16:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-01 19:16:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-01 19:16:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-01 19:16:19,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-01 19:16:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-01 19:16:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-01 19:16:19,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-01 19:16:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-01 19:16:19,271 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-01 19:16:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-01 19:16:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-01 19:16:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_command_msg [2024-11-01 19:16:19,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_command_msg [2024-11-01 19:16:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 19:16:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-01 19:16:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-01 19:16:19,273 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2024-11-01 19:16:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2024-11-01 19:16:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure unlink_all_urbs [2024-11-01 19:16:19,274 INFO L138 BoogieDeclarations]: Found implementation of procedure unlink_all_urbs [2024-11-01 19:16:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 19:16:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-01 19:16:19,274 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-01 19:16:19,274 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-01 19:16:19,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-01 19:16:19,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_write_mode [2024-11-01 19:16:19,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_write_mode [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-01 19:16:19,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-01 19:16:19,277 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-01 19:16:19,277 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2024-11-01 19:16:19,278 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2024-11-01 19:16:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2024-11-01 19:16:19,278 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2024-11-01 19:16:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 19:16:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 19:16:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 19:16:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 19:16:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-01 19:16:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-01 19:16:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-01 19:16:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-01 19:16:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_disconnect [2024-11-01 19:16:19,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_disconnect [2024-11-01 19:16:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-01 19:16:19,279 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-01 19:16:19,279 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-01 19:16:19,279 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-01 19:16:19,279 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_read_interrupt_callback [2024-11-01 19:16:19,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_read_interrupt_callback [2024-11-01 19:16:19,279 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2024-11-01 19:16:19,281 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2024-11-01 19:16:19,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-01 19:16:19,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-01 19:16:19,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-01 19:16:19,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 19:16:19,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 19:16:19,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 19:16:19,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 19:16:19,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 19:16:19,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2024-11-01 19:16:19,284 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-11-01 19:16:19,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-11-01 19:16:19,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 19:16:19,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 19:16:19,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 19:16:19,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 19:16:19,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-01 19:16:19,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-01 19:16:19,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-01 19:16:19,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-01 19:16:19,286 INFO L130 BoogieDeclarations]: Found specification of procedure ems_usb_rx_err [2024-11-01 19:16:19,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ems_usb_rx_err [2024-11-01 19:16:19,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-01 19:16:19,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-01 19:16:19,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-01 19:16:19,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-01 19:16:19,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-01 19:16:19,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-01 19:16:19,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-01 19:16:19,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-01 19:16:19,287 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-01 19:16:19,287 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-01 19:16:19,287 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-01 19:16:19,287 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-01 19:16:19,288 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2024-11-01 19:16:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2024-11-01 19:16:19,288 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2024-11-01 19:16:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2024-11-01 19:16:19,288 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-01 19:16:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-01 19:16:19,288 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2024-11-01 19:16:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2024-11-01 19:16:19,288 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-01 19:16:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-01 19:16:19,288 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-01 19:16:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-01 19:16:19,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2024-11-01 19:16:19,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2024-11-01 19:16:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2024-11-01 19:16:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2024-11-01 19:16:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-01 19:16:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-01 19:16:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-01 19:16:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-01 19:16:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-01 19:16:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-01 19:16:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-01 19:16:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-01 19:16:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2024-11-01 19:16:19,289 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2024-11-01 19:16:19,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-01 19:16:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-01 19:16:19,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 19:16:19,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 19:16:19,935 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 19:16:19,939 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 19:16:20,027 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-01 19:16:20,969 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2024-11-01 19:17:00,821 INFO L? ?]: Removed 951 outVars from TransFormulas that were not future-live. [2024-11-01 19:17:00,822 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 19:17:00,863 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 19:17:00,863 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-01 19:17:00,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 07:17:00 BoogieIcfgContainer [2024-11-01 19:17:00,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 19:17:00,869 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 19:17:00,869 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 19:17:00,874 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 19:17:00,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 07:16:15" (1/3) ... [2024-11-01 19:17:00,875 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b9b1728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 07:17:00, skipping insertion in model container [2024-11-01 19:17:00,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:18" (2/3) ... [2024-11-01 19:17:00,876 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b9b1728 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 07:17:00, skipping insertion in model container [2024-11-01 19:17:00,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 07:17:00" (3/3) ... [2024-11-01 19:17:00,877 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 19:17:00,893 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 19:17:00,893 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 19:17:00,986 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 19:17:00,993 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;@265258cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 19:17:00,994 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 19:17:01,002 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 19:17:01,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-01 19:17:01,010 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 19:17:01,010 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 19:17:01,011 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 19:17:01,015 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 19:17:01,016 INFO L85 PathProgramCache]: Analyzing trace with hash 157810778, now seen corresponding path program 1 times [2024-11-01 19:17:01,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 19:17:01,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2054851076] [2024-11-01 19:17:01,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 19:17:01,029 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-01 19:17:01,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:17:01,032 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-01 19:17:01,046 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-01 19:17:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 19:17:04,091 INFO L255 TraceCheckSpWp]: Trace formula consists of 1028 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 19:17:04,099 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 19:17:04,764 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 19:17:04,764 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 19:17:05,724 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 19:17:05,725 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 19:17:05,725 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2054851076] [2024-11-01 19:17:05,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [2054851076] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 19:17:05,726 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 19:17:05,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-01 19:17:05,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1226387093] [2024-11-01 19:17:05,728 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 19:17:05,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 19:17:05,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 19:17:05,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 19:17:05,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 19:17:05,752 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 19:17:09,870 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-01 19:17:30,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 19:17:30,278 INFO L93 Difference]: Finished difference Result 2728 states and 3815 transitions. [2024-11-01 19:17:30,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 19:17:30,281 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 19:17:30,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 19:17:30,313 INFO L225 Difference]: With dead ends: 2728 [2024-11-01 19:17:30,313 INFO L226 Difference]: Without dead ends: 1997 [2024-11-01 19:17:30,323 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 19:17:30,327 INFO L432 NwaCegarLoop]: 958 mSDtfsCounter, 2429 mSDsluCounter, 1529 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 299 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s 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, 24.2s IncrementalHoareTripleChecker+Time [2024-11-01 19:17:30,328 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2429 Valid, 2487 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 316 Invalid, 1 Unknown, 0 Unchecked, 24.2s Time] [2024-11-01 19:17:30,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1997 states. [2024-11-01 19:17:30,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1997 to 1997. [2024-11-01 19:17:30,574 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 19:17:30,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 1997 states and 2702 transitions. [2024-11-01 19:17:30,604 INFO L78 Accepts]: Start accepts. Automaton has 1997 states and 2702 transitions. Word has length 28 [2024-11-01 19:17:30,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 19:17:30,648 INFO L471 AbstractCegarLoop]: Abstraction has 1997 states and 2702 transitions. [2024-11-01 19:17:30,648 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 19:17:30,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1997 states and 2702 transitions. [2024-11-01 19:17:30,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-01 19:17:30,657 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 19:17:30,657 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 19:17:30,681 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-01 19:17:30,863 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:17:30,864 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 19:17:30,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 19:17:30,866 INFO L85 PathProgramCache]: Analyzing trace with hash -2017032682, now seen corresponding path program 1 times [2024-11-01 19:17:30,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 19:17:30,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2066653094] [2024-11-01 19:17:30,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 19:17:30,869 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-01 19:17:30,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:17:30,872 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-01 19:17:30,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-01 19:17:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 19:17:33,650 INFO L255 TraceCheckSpWp]: Trace formula consists of 1071 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-01 19:17:33,653 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 19:17:43,071 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 19:17:43,072 INFO L311 TraceCheckSpWp]: Computing backward predicates...