/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--esd_usb2.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-356b6ba-m [2024-11-01 19:16:13,534 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 19:16:13,645 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 19:16:13,651 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 19:16:13,653 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 19:16:13,690 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 19:16:13,691 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 19:16:13,691 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 19:16:13,692 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 19:16:13,693 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 19:16:13,693 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 19:16:13,694 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 19:16:13,694 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 19:16:13,695 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 19:16:13,697 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 19:16:13,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 19:16:13,698 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 19:16:13,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 19:16:13,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 19:16:13,702 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 19:16:13,702 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 19:16:13,702 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 19:16:13,703 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 19:16:13,703 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 19:16:13,703 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 19:16:13,703 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 19:16:13,704 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 19:16:13,704 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 19:16:13,704 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 19:16:13,705 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 19:16:13,705 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 19:16:13,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 19:16:13,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 19:16:13,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 19:16:13,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 19:16:13,710 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 19:16:13,711 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 19:16:13,711 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 19:16:13,711 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 19:16:13,711 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 19:16:13,712 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 19:16:13,713 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 19:16:13,714 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-01 19:16:14,096 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 19:16:14,118 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 19:16:14,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 19:16:14,123 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 19:16:14,123 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 19:16:14,125 INFO L431 ainManager$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--esd_usb2.ko-entry_point.cil.out.i [2024-11-01 19:16:15,785 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 19:16:16,333 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 19:16:16,333 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--esd_usb2.ko-entry_point.cil.out.i [2024-11-01 19:16:16,370 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbe95415d/0c3739d82316458cb6941578b50a5ed9/FLAGe8fe56fdb [2024-11-01 19:16:16,387 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbe95415d/0c3739d82316458cb6941578b50a5ed9 [2024-11-01 19:16:16,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 19:16:16,390 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 19:16:16,392 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 19:16:16,392 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 19:16:16,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 19:16:16,398 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 07:16:16" (1/1) ... [2024-11-01 19:16:16,399 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a47ae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:16, skipping insertion in model container [2024-11-01 19:16:16,399 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 07:16:16" (1/1) ... [2024-11-01 19:16:16,517 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 19:16:17,706 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--esd_usb2.ko-entry_point.cil.out.i[163937,163950] [2024-11-01 19:16:17,771 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 19:16:18,082 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 19:16:18,083 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 19:16:18,090 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 19:16:18,106 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 19:16:18,126 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 19:16:18,141 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 19:16:18,157 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 19:16:18,171 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 19:16:18,181 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 19:16:18,192 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 19:16:18,194 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 19:16:18,194 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 19:16:18,195 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 19:16:18,207 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 19:16:18,213 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 19:16:18,231 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 19:16:18,241 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 19:16:18,244 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 19:16:18,251 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 19:16:18,251 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 19:16:18,253 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 19:16:18,263 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 19:16:18,264 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 19:16:18,267 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 19:16:18,281 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 19:16:18,285 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 19:16:18,286 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 19:16:18,294 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 19:16:18,309 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 19:16:18,310 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 19:16:18,321 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 19:16:18,322 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 19:16:18,322 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 19:16:18,326 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 19:16:18,327 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 19:16:18,335 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 19:16:18,384 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 19:16:18,385 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 19:16:18,394 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 19:16:18,395 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 19:16:18,395 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 19:16:18,396 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 19:16:18,396 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 19:16:18,396 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 19:16:18,397 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 19:16:18,397 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 19:16:18,397 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 19:16:18,397 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 19:16:18,398 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 19:16:18,546 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 19:16:18,547 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 19:16:18,657 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-01 19:16:18,694 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 19:16:18,856 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--esd_usb2.ko-entry_point.cil.out.i[163937,163950] [2024-11-01 19:16:18,858 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 19:16:18,896 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 19:16:18,897 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 19:16:18,903 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 19:16:18,906 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 19:16:18,910 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 19:16:18,912 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 19:16:18,916 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 19:16:18,920 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 19:16:18,921 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 19:16:18,923 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 19:16:18,924 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 19:16:18,924 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 19:16:18,925 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 19:16:18,928 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 19:16:18,930 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 19:16:18,932 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 19:16:18,933 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 19:16:18,938 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 19:16:18,945 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 19:16:18,946 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 19:16:18,947 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 19:16:18,949 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 19:16:18,949 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 19:16:18,954 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 19:16:18,956 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 19:16:18,958 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 19:16:18,959 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 19:16:18,960 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 19:16:18,961 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 19:16:18,962 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 19:16:18,967 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 19:16:18,968 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 19:16:18,970 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 19:16:18,973 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 19:16:18,974 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 19:16:18,976 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 19:16:18,979 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 19:16:18,979 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 19:16:18,980 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 19:16:18,980 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 19:16:18,981 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 19:16:18,981 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 19:16:18,981 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 19:16:18,981 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 19:16:18,982 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 19:16:18,982 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 19:16:18,982 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 19:16:18,982 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 19:16:18,983 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 19:16:19,007 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 19:16:19,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 19:16:19,034 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 19:16:19,175 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"); [5448] [2024-11-01 19:16:19,178 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)); [5455] [2024-11-01 19:16:19,178 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"); [5463-5464] [2024-11-01 19:16:19,180 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)); [5493] [2024-11-01 19:16:19,180 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)); [5500] [2024-11-01 19:16:19,196 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--esd_usb2.ko-entry_point.cil.out.i[163937,163950] [2024-11-01 19:16:19,386 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 19:16:19,542 INFO L204 MainTranslator]: Completed translation [2024-11-01 19:16:19,544 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19 WrapperNode [2024-11-01 19:16:19,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 19:16:19,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 19:16:19,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 19:16:19,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 19:16:19,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:19,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:19,737 INFO L138 Inliner]: procedures = 170, calls = 852, calls flagged for inlining = 73, calls inlined = 73, statements flattened = 2453 [2024-11-01 19:16:19,738 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 19:16:19,738 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 19:16:19,739 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 19:16:19,739 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 19:16:19,751 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:19,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:19,781 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:20,072 INFO L175 MemorySlicer]: Split 518 memory accesses to 8 slices as follows [2, 9, 9, 368, 44, 19, 19, 48]. 71 percent of accesses are in the largest equivalence class. The 7 initializations are split as follows [2, 0, 0, 5, 0, 0, 0, 0]. The 304 writes are split as follows [0, 0, 5, 196, 44, 11, 0, 48]. [2024-11-01 19:16:20,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:20,073 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:20,169 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:20,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:20,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:20,246 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:20,285 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 19:16:20,287 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 19:16:20,287 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 19:16:20,287 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 19:16:20,288 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (1/1) ... [2024-11-01 19:16:20,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 19:16:20,309 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 19:16:20,332 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 19:16:20,345 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 19:16:20,374 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2024-11-01 19:16:20,374 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2024-11-01 19:16:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_2 [2024-11-01 19:16:20,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_2 [2024-11-01 19:16:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-01 19:16:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-01 19:16:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-01 19:16:20,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-01 19:16:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-01 19:16:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-01 19:16:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-01 19:16:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-01 19:16:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_17 [2024-11-01 19:16:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_17 [2024-11-01 19:16:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2024-11-01 19:16:20,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2024-11-01 19:16:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-01 19:16:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-01 19:16:20,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-01 19:16:20,377 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-01 19:16:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-01 19:16:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-01 19:16:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-01 19:16:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-01 19:16:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-01 19:16:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-01 19:16:20,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-01 19:16:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-01 19:16:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-01 19:16:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2024-11-01 19:16:20,379 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2024-11-01 19:16:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 19:16:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 19:16:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 19:16:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 19:16:20,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-01 19:16:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-01 19:16:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-01 19:16:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-01 19:16:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-01 19:16:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-01 19:16:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2024-11-01 19:16:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2024-11-01 19:16:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure can_free_echo_skb [2024-11-01 19:16:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure can_free_echo_skb [2024-11-01 19:16:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_present [2024-11-01 19:16:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_present [2024-11-01 19:16:20,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2024-11-01 19:16:20,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2024-11-01 19:16:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2024-11-01 19:16:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2024-11-01 19:16:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-01 19:16:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-01 19:16:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 19:16:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 19:16:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2024-11-01 19:16:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2024-11-01 19:16:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2024-11-01 19:16:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2024-11-01 19:16:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-01 19:16:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-01 19:16:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2024-11-01 19:16:20,381 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2024-11-01 19:16:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2024-11-01 19:16:20,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2024-11-01 19:16:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-01 19:16:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-01 19:16:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-01 19:16:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-01 19:16:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-01 19:16:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-01 19:16:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-01 19:16:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-01 19:16:20,384 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2024-11-01 19:16:20,384 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2024-11-01 19:16:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-01 19:16:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-01 19:16:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-01 19:16:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-01 19:16:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-01 19:16:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-01 19:16:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-01 19:16:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-01 19:16:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 19:16:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 19:16:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 19:16:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 19:16:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-01 19:16:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-01 19:16:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-01 19:16:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-01 19:16:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-01 19:16:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-01 19:16:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-01 19:16:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-01 19:16:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-01 19:16:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-01 19:16:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-01 19:16:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-01 19:16:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-01 19:16:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-01 19:16:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-01 19:16:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-01 19:16:20,388 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2024-11-01 19:16:20,388 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2024-11-01 19:16:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 19:16:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2024-11-01 19:16:20,389 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2024-11-01 19:16:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2024-11-01 19:16:20,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2024-11-01 19:16:20,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_4 [2024-11-01 19:16:20,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_4 [2024-11-01 19:16:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 19:16:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2024-11-01 19:16:20,391 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2024-11-01 19:16:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-01 19:16:20,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-01 19:16:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 19:16:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 19:16:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 19:16:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 19:16:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 19:16:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-01 19:16:20,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-01 19:16:20,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2024-11-01 19:16:20,392 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_coherent [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2024-11-01 19:16:20,392 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_coherent [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-01 19:16:20,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2024-11-01 19:16:20,393 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2024-11-01 19:16:20,393 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2024-11-01 19:16:20,393 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-01 19:16:20,393 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 19:16:20,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 19:16:20,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 19:16:20,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 19:16:20,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-01 19:16:20,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-01 19:16:20,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-01 19:16:20,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-01 19:16:20,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-01 19:16:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-01 19:16:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-01 19:16:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-01 19:16:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-01 19:16:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-01 19:16:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-01 19:16:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-01 19:16:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 19:16:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 19:16:20,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 19:16:20,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 19:16:20,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 19:16:20,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-01 19:16:20,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-01 19:16:20,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-01 19:16:20,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-01 19:16:20,400 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2024-11-01 19:16:20,400 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2024-11-01 19:16:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 19:16:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 19:16:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 19:16:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 19:16:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-01 19:16:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-01 19:16:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-01 19:16:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-01 19:16:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure esd_usb2_read_bulk_callback [2024-11-01 19:16:20,401 INFO L138 BoogieDeclarations]: Found implementation of procedure esd_usb2_read_bulk_callback [2024-11-01 19:16:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-01 19:16:20,401 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-01 19:16:20,401 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2024-11-01 19:16:20,401 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2024-11-01 19:16:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure esd_usb2_send_msg [2024-11-01 19:16:20,402 INFO L138 BoogieDeclarations]: Found implementation of procedure esd_usb2_send_msg [2024-11-01 19:16:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2024-11-01 19:16:20,402 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2024-11-01 19:16:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-01 19:16:20,402 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-01 19:16:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2024-11-01 19:16:20,402 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2024-11-01 19:16:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2024-11-01 19:16:20,402 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2024-11-01 19:16:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2024-11-01 19:16:20,402 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2024-11-01 19:16:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2024-11-01 19:16:20,402 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2024-11-01 19:16:20,402 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2024-11-01 19:16:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2024-11-01 19:16:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure close_candev [2024-11-01 19:16:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure close_candev [2024-11-01 19:16:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-01 19:16:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-01 19:16:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure free_candev [2024-11-01 19:16:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure free_candev [2024-11-01 19:16:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2024-11-01 19:16:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2024-11-01 19:16:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-01 19:16:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-01 19:16:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure esd_usb2_disconnect [2024-11-01 19:16:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure esd_usb2_disconnect [2024-11-01 19:16:20,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 19:16:20,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 19:16:21,061 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 19:16:21,066 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 19:16:21,223 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-01 19:16:21,578 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2024-11-01 19:16:57,965 INFO L? ?]: Removed 1023 outVars from TransFormulas that were not future-live. [2024-11-01 19:16:57,965 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 19:16:58,007 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 19:16:58,007 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-01 19:16:58,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 07:16:58 BoogieIcfgContainer [2024-11-01 19:16:58,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 19:16:58,014 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 19:16:58,014 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 19:16:58,019 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 19:16:58,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 07:16:16" (1/3) ... [2024-11-01 19:16:58,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c57ba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 07:16:58, skipping insertion in model container [2024-11-01 19:16:58,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:16:19" (2/3) ... [2024-11-01 19:16:58,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c57ba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 07:16:58, skipping insertion in model container [2024-11-01 19:16:58,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 07:16:58" (3/3) ... [2024-11-01 19:16:58,023 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--can--usb--esd_usb2.ko-entry_point.cil.out.i [2024-11-01 19:16:58,041 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 19:16:58,042 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 19:16:58,146 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 19:16:58,157 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;@48267d7f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 19:16:58,157 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 19:16:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand has 756 states, 538 states have (on average 1.325278810408922) internal successors, (713), 564 states have internal predecessors, (713), 167 states have call successors, (167), 51 states have call predecessors, (167), 49 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) [2024-11-01 19:16:58,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-01 19:16:58,181 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 19:16:58,182 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:16:58,183 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 19:16:58,188 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 19:16:58,189 INFO L85 PathProgramCache]: Analyzing trace with hash -624735149, now seen corresponding path program 1 times [2024-11-01 19:16:58,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 19:16:58,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1851696855] [2024-11-01 19:16:58,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 19:16:58,198 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-01 19:16:58,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:16:58,200 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 19:16:58,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-01 19:17:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 19:17:03,833 INFO L255 TraceCheckSpWp]: Trace formula consists of 1712 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 19:17:03,841 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 19:17:04,353 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-01 19:17:04,354 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 19:17:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-11-01 19:17:05,962 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 19:17:05,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1851696855] [2024-11-01 19:17:05,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1851696855] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 19:17:05,963 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 19:17:05,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2024-11-01 19:17:05,964 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124086554] [2024-11-01 19:17:05,965 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 19:17:05,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-01 19:17:05,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 19:17:05,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-01 19:17:05,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 19:17:05,987 INFO L87 Difference]: Start difference. First operand has 756 states, 538 states have (on average 1.325278810408922) internal successors, (713), 564 states have internal predecessors, (713), 167 states have call successors, (167), 51 states have call predecessors, (167), 49 states have return successors, (158), 156 states have call predecessors, (158), 158 states have call successors, (158) Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-01 19:17:10,119 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 19:17:26,557 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 19:17:26,558 INFO L93 Difference]: Finished difference Result 2904 states and 4072 transitions. [2024-11-01 19:17:26,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-01 19:17:26,561 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 83 [2024-11-01 19:17:26,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 19:17:26,590 INFO L225 Difference]: With dead ends: 2904 [2024-11-01 19:17:26,591 INFO L226 Difference]: Without dead ends: 2114 [2024-11-01 19:17:26,600 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-01 19:17:26,602 INFO L432 NwaCegarLoop]: 1038 mSDtfsCounter, 2613 mSDsluCounter, 1645 mSDsCounter, 0 mSdLazyCounter, 333 mSolverCounterSat, 298 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2613 SdHoareTripleChecker+Valid, 2683 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 333 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.3s IncrementalHoareTripleChecker+Time [2024-11-01 19:17:26,603 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2613 Valid, 2683 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 333 Invalid, 1 Unknown, 0 Unchecked, 20.3s Time] [2024-11-01 19:17:26,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2114 states. [2024-11-01 19:17:26,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2114 to 2114. [2024-11-01 19:17:26,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2114 states, 1531 states have (on average 1.3096015676028738) internal successors, (2005), 1568 states have internal predecessors, (2005), 438 states have call successors, (438), 145 states have call predecessors, (438), 144 states have return successors, (433), 427 states have call predecessors, (433), 433 states have call successors, (433) [2024-11-01 19:17:26,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2114 states to 2114 states and 2876 transitions. [2024-11-01 19:17:26,852 INFO L78 Accepts]: Start accepts. Automaton has 2114 states and 2876 transitions. Word has length 83 [2024-11-01 19:17:26,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 19:17:26,853 INFO L471 AbstractCegarLoop]: Abstraction has 2114 states and 2876 transitions. [2024-11-01 19:17:26,854 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2024-11-01 19:17:26,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2114 states and 2876 transitions. [2024-11-01 19:17:26,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-01 19:17:26,864 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 19:17:26,865 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 19:17:26,885 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-01 19:17:27,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:17:27,066 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 19:17:27,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 19:17:27,067 INFO L85 PathProgramCache]: Analyzing trace with hash 1733647139, now seen corresponding path program 1 times [2024-11-01 19:17:27,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 19:17:27,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [207916362] [2024-11-01 19:17:27,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 19:17:27,068 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-01 19:17:27,068 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:17:27,072 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 19:17:27,073 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-01 19:17:31,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 19:17:32,008 INFO L255 TraceCheckSpWp]: Trace formula consists of 1757 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-01 19:17:32,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 19:17:49,715 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2024-11-01 19:17:49,716 INFO L311 TraceCheckSpWp]: Computing backward predicates...