/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-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-b75d321-m [2024-11-05 11:44:28,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-05 11:44:28,866 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-05 11:44:28,871 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-05 11:44:28,871 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-05 11:44:28,898 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-05 11:44:28,898 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-05 11:44:28,898 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-05 11:44:28,899 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-05 11:44:28,900 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-05 11:44:28,901 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-05 11:44:28,901 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-05 11:44:28,902 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-05 11:44:28,902 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-05 11:44:28,903 INFO L153 SettingsManager]: * Use SBE=true [2024-11-05 11:44:28,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-05 11:44:28,903 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-05 11:44:28,903 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-05 11:44:28,904 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-05 11:44:28,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-05 11:44:28,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-05 11:44:28,908 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-05 11:44:28,908 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-05 11:44:28,909 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-05 11:44:28,909 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-05 11:44:28,909 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-05 11:44:28,909 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-05 11:44:28,909 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-05 11:44:28,910 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-05 11:44:28,910 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-05 11:44:28,910 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-05 11:44:28,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 11:44:28,910 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-05 11:44:28,911 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-05 11:44:28,911 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-05 11:44:28,914 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-05 11:44:28,914 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-05 11:44:28,915 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-05 11:44:28,915 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-05 11:44:28,915 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-05 11:44:28,915 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-05 11:44:28,916 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-05 11:44:29,104 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-05 11:44:29,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-05 11:44:29,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-05 11:44:29,123 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-05 11:44:29,123 INFO L274 PluginConnector]: CDTParser initialized [2024-11-05 11:44:29,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-05 11:44:30,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-05 11:44:30,708 INFO L384 CDTParser]: Found 1 translation units. [2024-11-05 11:44:30,709 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-05 11:44:30,725 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f003f5b94/8c0c505d650d4dc78db0632eaac436b5/FLAG4da286432 [2024-11-05 11:44:30,738 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f003f5b94/8c0c505d650d4dc78db0632eaac436b5 [2024-11-05 11:44:30,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-05 11:44:30,741 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-05 11:44:30,743 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-05 11:44:30,743 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-05 11:44:30,747 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-05 11:44:30,747 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 11:44:30" (1/1) ... [2024-11-05 11:44:30,748 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64ff76ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:30, skipping insertion in model container [2024-11-05 11:44:30,748 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.11 11:44:30" (1/1) ... [2024-11-05 11:44:30,796 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-05 11:44:31,081 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,081 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,091 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,115 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,121 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,122 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,125 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,126 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,127 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,131 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,137 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,142 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,162 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,185 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2024-11-05 11:44:31,213 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-05 11:44:31,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 11:44:31,239 INFO L200 MainTranslator]: Completed pre-run [2024-11-05 11:44:31,340 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i[37767,37780] [2024-11-05 11:44:31,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-05 11:44:31,375 INFO L204 MainTranslator]: Completed translation [2024-11-05 11:44:31,377 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31 WrapperNode [2024-11-05 11:44:31,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-05 11:44:31,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-05 11:44:31,378 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-05 11:44:31,378 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-05 11:44:31,384 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,414 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,456 INFO L138 Inliner]: procedures = 86, calls = 178, calls flagged for inlining = 33, calls inlined = 26, statements flattened = 534 [2024-11-05 11:44:31,456 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-05 11:44:31,457 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-05 11:44:31,457 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-05 11:44:31,457 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-05 11:44:31,477 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,478 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,489 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,550 INFO L175 MemorySlicer]: Split 55 memory accesses to 4 slices as follows [2, 4, 27, 22]. 49 percent of accesses are in the largest equivalence class. The 6 initializations are split as follows [2, 4, 0, 0]. The 35 writes are split as follows [0, 0, 13, 22]. [2024-11-05 11:44:31,553 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,553 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,586 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,593 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,601 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,609 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-05 11:44:31,614 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-05 11:44:31,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-05 11:44:31,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-05 11:44:31,615 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (1/1) ... [2024-11-05 11:44:31,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-05 11:44:31,641 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-05 11:44:31,659 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) [2024-11-05 11:44:31,662 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 [2024-11-05 11:44:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2024-11-05 11:44:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2024-11-05 11:44:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2024-11-05 11:44:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2024-11-05 11:44:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-05 11:44:31,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-05 11:44:31,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-05 11:44:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-05 11:44:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-05 11:44:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-05 11:44:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-05 11:44:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-05 11:44:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-05 11:44:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-05 11:44:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-05 11:44:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-05 11:44:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-05 11:44:31,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-05 11:44:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-05 11:44:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-05 11:44:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-05 11:44:31,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-05 11:44:31,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-05 11:44:31,685 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-05 11:44:31,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-05 11:44:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-05 11:44:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-05 11:44:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-05 11:44:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-05 11:44:31,692 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-05 11:44:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-05 11:44:31,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-05 11:44:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-05 11:44:31,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-05 11:44:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-05 11:44:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-05 11:44:31,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-05 11:44:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-05 11:44:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2024-11-05 11:44:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2024-11-05 11:44:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-05 11:44:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-05 11:44:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-05 11:44:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-05 11:44:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-05 11:44:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-05 11:44:31,693 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-05 11:44:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-05 11:44:31,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-05 11:44:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-05 11:44:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-05 11:44:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2024-11-05 11:44:31,694 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2024-11-05 11:44:31,694 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-05 11:44:31,694 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-05 11:44:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2024-11-05 11:44:31,697 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2024-11-05 11:44:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-05 11:44:31,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-05 11:44:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-05 11:44:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-05 11:44:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-05 11:44:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-05 11:44:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2024-11-05 11:44:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2024-11-05 11:44:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-05 11:44:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-05 11:44:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-05 11:44:31,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-05 11:44:31,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-05 11:44:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2024-11-05 11:44:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2024-11-05 11:44:31,699 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-05 11:44:31,699 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-05 11:44:32,000 INFO L238 CfgBuilder]: Building ICFG [2024-11-05 11:44:32,002 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-05 11:44:32,570 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-05 11:44:36,983 INFO L? ?]: Removed 254 outVars from TransFormulas that were not future-live. [2024-11-05 11:44:36,983 INFO L287 CfgBuilder]: Performing block encoding [2024-11-05 11:44:37,008 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-05 11:44:37,009 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-05 11:44:37,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 11:44:37 BoogieIcfgContainer [2024-11-05 11:44:37,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-05 11:44:37,013 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-05 11:44:37,013 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-05 11:44:37,016 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-05 11:44:37,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.11 11:44:30" (1/3) ... [2024-11-05 11:44:37,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b02251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 11:44:37, skipping insertion in model container [2024-11-05 11:44:37,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.11 11:44:31" (2/3) ... [2024-11-05 11:44:37,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74b02251 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.11 11:44:37, skipping insertion in model container [2024-11-05 11:44:37,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.11 11:44:37" (3/3) ... [2024-11-05 11:44:37,019 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-05 11:44:37,035 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-05 11:44:37,035 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-05 11:44:37,110 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-05 11:44:37,118 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;@61bc8ccf, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-05 11:44:37,118 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-05 11:44:37,123 INFO L276 IsEmpty]: Start isEmpty. Operand has 224 states, 157 states have (on average 1.286624203821656) internal successors, (202), 165 states have internal predecessors, (202), 48 states have call successors, (48), 18 states have call predecessors, (48), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-05 11:44:37,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-05 11:44:37,137 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:44:37,138 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:44:37,138 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:44:37,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:44:37,143 INFO L85 PathProgramCache]: Analyzing trace with hash -1138481429, now seen corresponding path program 1 times [2024-11-05 11:44:37,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:44:37,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [420753931] [2024-11-05 11:44:37,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:44:37,155 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:44:37,155 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:44:37,159 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:44:37,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-05 11:44:37,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:44:37,508 INFO L255 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-05 11:44:37,514 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:44:37,563 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-05 11:44:37,563 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:44:37,676 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-05 11:44:37,677 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:44:37,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [420753931] [2024-11-05 11:44:37,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [420753931] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 11:44:37,678 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 11:44:37,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-05 11:44:37,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000922141] [2024-11-05 11:44:37,681 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 11:44:37,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-05 11:44:37,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:44:37,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-05 11:44:37,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 11:44:37,707 INFO L87 Difference]: Start difference. First operand has 224 states, 157 states have (on average 1.286624203821656) internal successors, (202), 165 states have internal predecessors, (202), 48 states have call successors, (48), 18 states have call predecessors, (48), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-05 11:44:37,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:44:37,819 INFO L93 Difference]: Finished difference Result 471 states and 637 transitions. [2024-11-05 11:44:37,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-05 11:44:37,822 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 73 [2024-11-05 11:44:37,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:44:37,830 INFO L225 Difference]: With dead ends: 471 [2024-11-05 11:44:37,830 INFO L226 Difference]: Without dead ends: 228 [2024-11-05 11:44:37,835 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-05 11:44:37,837 INFO L432 NwaCegarLoop]: 290 mSDtfsCounter, 35 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-05 11:44:37,838 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 566 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-05 11:44:37,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-05 11:44:37,890 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2024-11-05 11:44:37,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 166 states have (on average 1.2650602409638554) internal successors, (210), 169 states have internal predecessors, (210), 44 states have call successors, (44), 17 states have call predecessors, (44), 17 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2024-11-05 11:44:37,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 298 transitions. [2024-11-05 11:44:37,901 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 298 transitions. Word has length 73 [2024-11-05 11:44:37,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:44:37,901 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 298 transitions. [2024-11-05 11:44:37,901 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-05 11:44:37,901 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 298 transitions. [2024-11-05 11:44:37,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-05 11:44:37,913 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:44:37,913 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:44:37,920 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-05 11:44:38,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:44:38,117 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:44:38,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:44:38,118 INFO L85 PathProgramCache]: Analyzing trace with hash -215265634, now seen corresponding path program 1 times [2024-11-05 11:44:38,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:44:38,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1600644626] [2024-11-05 11:44:38,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:44:38,119 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:44:38,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:44:38,123 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:44:38,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-05 11:44:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:44:38,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-05 11:44:38,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:44:38,512 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-05 11:44:38,512 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:44:38,776 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-05 11:44:38,776 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:44:38,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1600644626] [2024-11-05 11:44:38,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1600644626] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-05 11:44:38,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-05 11:44:38,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2024-11-05 11:44:38,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244598706] [2024-11-05 11:44:38,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-05 11:44:38,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-05 11:44:38,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:44:38,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-05 11:44:38,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-05 11:44:38,779 INFO L87 Difference]: Start difference. First operand 228 states and 298 transitions. Second operand has 7 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-05 11:44:38,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:44:38,985 INFO L93 Difference]: Finished difference Result 457 states and 601 transitions. [2024-11-05 11:44:38,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-05 11:44:38,986 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 97 [2024-11-05 11:44:38,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:44:38,989 INFO L225 Difference]: With dead ends: 457 [2024-11-05 11:44:38,990 INFO L226 Difference]: Without dead ends: 230 [2024-11-05 11:44:38,991 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-05 11:44:38,992 INFO L432 NwaCegarLoop]: 267 mSDtfsCounter, 0 mSDsluCounter, 1315 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1582 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-05 11:44:38,992 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1582 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-05 11:44:38,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-05 11:44:39,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2024-11-05 11:44:39,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 167 states have (on average 1.2634730538922156) internal successors, (211), 171 states have internal predecessors, (211), 44 states have call successors, (44), 17 states have call predecessors, (44), 18 states have return successors, (47), 44 states have call predecessors, (47), 44 states have call successors, (47) [2024-11-05 11:44:39,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 302 transitions. [2024-11-05 11:44:39,010 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 302 transitions. Word has length 97 [2024-11-05 11:44:39,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:44:39,011 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 302 transitions. [2024-11-05 11:44:39,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (10), 2 states have call predecessors, (10), 3 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2024-11-05 11:44:39,011 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 302 transitions. [2024-11-05 11:44:39,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-05 11:44:39,015 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:44:39,015 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:44:39,022 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Ended with exit code 0 [2024-11-05 11:44:39,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:44:39,220 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:44:39,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:44:39,220 INFO L85 PathProgramCache]: Analyzing trace with hash -1735581115, now seen corresponding path program 1 times [2024-11-05 11:44:39,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:44:39,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1471548197] [2024-11-05 11:44:39,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:44:39,221 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:44:39,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:44:39,222 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:44:39,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-05 11:44:39,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-05 11:44:39,480 INFO L255 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-05 11:44:39,485 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-05 11:44:39,580 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-05 11:44:39,581 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-05 11:44:39,844 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-05 11:44:39,844 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-05 11:44:39,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1471548197] [2024-11-05 11:44:39,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1471548197] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-05 11:44:39,844 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-05 11:44:39,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2024-11-05 11:44:39,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [830216486] [2024-11-05 11:44:39,845 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-05 11:44:39,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-05 11:44:39,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-05 11:44:39,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-05 11:44:39,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-05 11:44:39,846 INFO L87 Difference]: Start difference. First operand 230 states and 302 transitions. Second operand has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-05 11:44:40,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-05 11:44:40,024 INFO L93 Difference]: Finished difference Result 460 states and 606 transitions. [2024-11-05 11:44:40,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-05 11:44:40,025 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 117 [2024-11-05 11:44:40,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-05 11:44:40,028 INFO L225 Difference]: With dead ends: 460 [2024-11-05 11:44:40,028 INFO L226 Difference]: Without dead ends: 233 [2024-11-05 11:44:40,029 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-05 11:44:40,029 INFO L432 NwaCegarLoop]: 271 mSDtfsCounter, 0 mSDsluCounter, 798 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1069 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-05 11:44:40,030 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1069 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-05 11:44:40,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-05 11:44:40,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2024-11-05 11:44:40,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 170 states have (on average 1.2588235294117647) internal successors, (214), 174 states have internal predecessors, (214), 44 states have call successors, (44), 17 states have call predecessors, (44), 18 states have return successors, (47), 44 states have call predecessors, (47), 44 states have call successors, (47) [2024-11-05 11:44:40,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 305 transitions. [2024-11-05 11:44:40,043 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 305 transitions. Word has length 117 [2024-11-05 11:44:40,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-05 11:44:40,044 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 305 transitions. [2024-11-05 11:44:40,044 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.125) internal successors, (81), 8 states have internal predecessors, (81), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2024-11-05 11:44:40,044 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 305 transitions. [2024-11-05 11:44:40,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-05 11:44:40,046 INFO L207 NwaCegarLoop]: Found error trace [2024-11-05 11:44:40,046 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-05 11:44:40,053 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Ended with exit code 0 [2024-11-05 11:44:40,247 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:44:40,247 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-05 11:44:40,248 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-05 11:44:40,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1373940528, now seen corresponding path program 1 times [2024-11-05 11:44:40,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-05 11:44:40,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1896313971] [2024-11-05 11:44:40,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-05 11:44:40,248 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-05 11:44:40,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:44:40,251 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-05 11:44:40,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-05 11:44:40,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Ended with exit code 0 [2024-11-05 11:44:40,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-05 11:44:40,685 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5) with exit command (exit)) Unexpected Exception while parsing No stderr output. at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:88) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:128) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:113) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:210) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:426) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:143) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5) with exit command (exit)) Unexpected Exception while parsing No stderr output. at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:271) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:281) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:130) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 29 more Caused by: java.lang.Exception: Can't recover from previous error(s) at com.github.jhoenicke.javacup.runtime.LRParser.report_fatal_error(LRParser.java:281) at com.github.jhoenicke.javacup.runtime.LRParser.unrecovered_syntax_error(LRParser.java:330) at com.github.jhoenicke.javacup.runtime.LRParser.error_recovery(LRParser.java:624) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:401) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 36 more [2024-11-05 11:44:40,689 INFO L158 Benchmark]: Toolchain (without parser) took 9948.32ms. Allocated memory was 194.0MB in the beginning and 283.1MB in the end (delta: 89.1MB). Free memory was 157.2MB in the beginning and 129.1MB in the end (delta: 28.1MB). Peak memory consumption was 118.2MB. Max. memory is 8.0GB. [2024-11-05 11:44:40,690 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 194.0MB. Free memory is still 148.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-11-05 11:44:40,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 634.74ms. Allocated memory is still 194.0MB. Free memory was 156.8MB in the beginning and 120.5MB in the end (delta: 36.3MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. [2024-11-05 11:44:40,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.14ms. Allocated memory is still 194.0MB. Free memory was 120.5MB in the beginning and 116.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-11-05 11:44:40,690 INFO L158 Benchmark]: Boogie Preprocessor took 152.10ms. Allocated memory is still 194.0MB. Free memory was 116.3MB in the beginning and 106.4MB in the end (delta: 9.8MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2024-11-05 11:44:40,691 INFO L158 Benchmark]: RCFGBuilder took 5395.54ms. Allocated memory was 194.0MB in the beginning and 283.1MB in the end (delta: 89.1MB). Free memory was 106.2MB in the beginning and 193.6MB in the end (delta: -87.4MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2024-11-05 11:44:40,691 INFO L158 Benchmark]: TraceAbstraction took 3675.97ms. Allocated memory is still 283.1MB. Free memory was 193.1MB in the beginning and 129.1MB in the end (delta: 64.0MB). Peak memory consumption was 65.1MB. Max. memory is 8.0GB. [2024-11-05 11:44:40,692 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 194.0MB. Free memory is still 148.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 634.74ms. Allocated memory is still 194.0MB. Free memory was 156.8MB in the beginning and 120.5MB in the end (delta: 36.3MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 78.14ms. Allocated memory is still 194.0MB. Free memory was 120.5MB in the beginning and 116.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 152.10ms. Allocated memory is still 194.0MB. Free memory was 116.3MB in the beginning and 106.4MB in the end (delta: 9.8MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * RCFGBuilder took 5395.54ms. Allocated memory was 194.0MB in the beginning and 283.1MB in the end (delta: 89.1MB). Free memory was 106.2MB in the beginning and 193.6MB in the end (delta: -87.4MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 3675.97ms. Allocated memory is still 283.1MB. Free memory was 193.1MB in the beginning and 129.1MB in the end (delta: 64.0MB). Peak memory consumption was 65.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5) with exit command (exit)) Unexpected Exception while parsing No stderr output. de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5) with exit command (exit)) Unexpected Exception while parsing No stderr output.: de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-05 11:44:40,726 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...