/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-356b6ba-m [2024-11-01 19:25:12,821 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-01 19:25:12,903 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 19:25:12,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-01 19:25:12,913 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-01 19:25:12,945 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-01 19:25:12,946 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-01 19:25:12,947 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-01 19:25:12,947 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-01 19:25:12,948 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-01 19:25:12,949 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-01 19:25:12,950 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-01 19:25:12,950 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-01 19:25:12,951 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-01 19:25:12,951 INFO L153 SettingsManager]: * Use SBE=true [2024-11-01 19:25:12,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-01 19:25:12,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-01 19:25:12,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-01 19:25:12,954 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-01 19:25:12,954 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-01 19:25:12,955 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-01 19:25:12,955 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-01 19:25:12,955 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-01 19:25:12,956 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-01 19:25:12,956 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-01 19:25:12,956 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-01 19:25:12,956 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-01 19:25:12,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-01 19:25:12,957 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-01 19:25:12,957 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-01 19:25:12,957 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-01 19:25:12,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 19:25:12,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-01 19:25:12,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-01 19:25:12,959 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-01 19:25:12,959 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-01 19:25:12,963 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-01 19:25:12,963 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-01 19:25:12,964 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-01 19:25:12,964 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-01 19:25:12,964 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-01 19:25:12,965 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-11-01 19:25:12,965 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Command for external solver -> bitwuzla [2024-11-01 19:25:13,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-01 19:25:13,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-01 19:25:13,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-01 19:25:13,358 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-01 19:25:13,358 INFO L274 PluginConnector]: CDTParser initialized [2024-11-01 19:25:13,359 INFO L431 ainManager$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 [2024-11-01 19:25:14,993 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-01 19:25:15,365 INFO L384 CDTParser]: Found 1 translation units. [2024-11-01 19:25:15,366 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 [2024-11-01 19:25:15,390 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68d4f891/b7ffcd22f75c45aa88afa0a909999bab/FLAG04400674b [2024-11-01 19:25:15,597 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d68d4f891/b7ffcd22f75c45aa88afa0a909999bab [2024-11-01 19:25:15,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-01 19:25:15,601 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-01 19:25:15,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-01 19:25:15,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-01 19:25:15,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-01 19:25:15,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 07:25:15" (1/1) ... [2024-11-01 19:25:15,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f2822 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:15, skipping insertion in model container [2024-11-01 19:25:15,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.11 07:25:15" (1/1) ... [2024-11-01 19:25:15,673 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-01 19:25:16,066 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,067 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,082 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 19:25:16,106 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 19:25:16,110 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,111 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,116 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,119 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,122 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,123 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,131 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,137 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,159 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,179 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-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] [2024-11-01 19:25:16,211 WARN L1053 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-01 19:25:16,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 19:25:16,237 INFO L200 MainTranslator]: Completed pre-run [2024-11-01 19:25:16,360 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-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] [2024-11-01 19:25:16,368 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-01 19:25:16,410 INFO L204 MainTranslator]: Completed translation [2024-11-01 19:25:16,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16 WrapperNode [2024-11-01 19:25:16,413 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-01 19:25:16,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-01 19:25:16,414 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-01 19:25:16,414 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-01 19:25:16,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,489 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,564 INFO L138 Inliner]: procedures = 86, calls = 178, calls flagged for inlining = 33, calls inlined = 26, statements flattened = 534 [2024-11-01 19:25:16,565 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-01 19:25:16,577 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-01 19:25:16,578 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-01 19:25:16,578 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-01 19:25:16,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,605 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,677 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]. [2024-11-01 19:25:16,677 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,677 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,707 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,714 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,729 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,743 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-01 19:25:16,746 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-01 19:25:16,747 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-01 19:25:16,747 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-01 19:25:16,748 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (1/1) ... [2024-11-01 19:25:16,754 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-01 19:25:16,764 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-01 19:25:16,776 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 19:25:16,778 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 19:25:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2024-11-01 19:25:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2024-11-01 19:25:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2024-11-01 19:25:16,798 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2024-11-01 19:25:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-01 19:25:16,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-01 19:25:16,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-01 19:25:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-01 19:25:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-01 19:25:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-01 19:25:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-01 19:25:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-01 19:25:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-01 19:25:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-01 19:25:16,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-01 19:25:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-01 19:25:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-01 19:25:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-01 19:25:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-01 19:25:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-01 19:25:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-01 19:25:16,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-01 19:25:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-01 19:25:16,800 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-01 19:25:16,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-01 19:25:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-01 19:25:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-01 19:25:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-01 19:25:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-11-01 19:25:16,801 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-11-01 19:25:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-01 19:25:16,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-01 19:25:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-01 19:25:16,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-01 19:25:16,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-01 19:25:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-01 19:25:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-01 19:25:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-01 19:25:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2024-11-01 19:25:16,802 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2024-11-01 19:25:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-01 19:25:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-01 19:25:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-01 19:25:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-01 19:25:16,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-01 19:25:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-01 19:25:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-01 19:25:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-01 19:25:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-01 19:25:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-01 19:25:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-01 19:25:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2024-11-01 19:25:16,803 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2024-11-01 19:25:16,803 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-01 19:25:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-01 19:25:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2024-11-01 19:25:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2024-11-01 19:25:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-01 19:25:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-01 19:25:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-01 19:25:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-01 19:25:16,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-01 19:25:16,804 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-01 19:25:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2024-11-01 19:25:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2024-11-01 19:25:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-01 19:25:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-01 19:25:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-01 19:25:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-01 19:25:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-01 19:25:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2024-11-01 19:25:16,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2024-11-01 19:25:16,805 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-01 19:25:16,806 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-01 19:25:17,093 INFO L238 CfgBuilder]: Building ICFG [2024-11-01 19:25:17,097 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-01 19:25:17,707 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-01 19:25:22,187 INFO L? ?]: Removed 254 outVars from TransFormulas that were not future-live. [2024-11-01 19:25:22,187 INFO L287 CfgBuilder]: Performing block encoding [2024-11-01 19:25:22,207 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-01 19:25:22,207 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-01 19:25:22,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 07:25:22 BoogieIcfgContainer [2024-11-01 19:25:22,208 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-01 19:25:22,210 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-01 19:25:22,210 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-01 19:25:22,215 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-01 19:25:22,215 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.11 07:25:15" (1/3) ... [2024-11-01 19:25:22,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fe5e30a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 07:25:22, skipping insertion in model container [2024-11-01 19:25:22,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.11 07:25:16" (2/3) ... [2024-11-01 19:25:22,216 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fe5e30a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.11 07:25:22, skipping insertion in model container [2024-11-01 19:25:22,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.11 07:25:22" (3/3) ... [2024-11-01 19:25:22,217 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 [2024-11-01 19:25:22,236 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-01 19:25:22,237 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-01 19:25:22,321 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-01 19:25:22,328 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;@477be52b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-01 19:25:22,328 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-01 19:25:22,334 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) [2024-11-01 19:25:22,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-01 19:25:22,347 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 19:25:22,348 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] [2024-11-01 19:25:22,348 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 19:25:22,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 19:25:22,354 INFO L85 PathProgramCache]: Analyzing trace with hash -1138481429, now seen corresponding path program 1 times [2024-11-01 19:25:22,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 19:25:22,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1223928251] [2024-11-01 19:25:22,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 19:25:22,363 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-01 19:25:22,363 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:25:22,366 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 19:25:22,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Waiting until timeout for monitored process [2024-11-01 19:25:22,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 19:25:22,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-01 19:25:22,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 19:25:22,861 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-01 19:25:22,862 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 19:25:23,059 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-01 19:25:23,060 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 19:25:23,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1223928251] [2024-11-01 19:25:23,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1223928251] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 19:25:23,062 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 19:25:23,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2024-11-01 19:25:23,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1299174473] [2024-11-01 19:25:23,064 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 19:25:23,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-01 19:25:23,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 19:25:23,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-01 19:25:23,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-01 19:25:23,106 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) [2024-11-01 19:25:23,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 19:25:23,255 INFO L93 Difference]: Finished difference Result 471 states and 637 transitions. [2024-11-01 19:25:23,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-01 19:25:23,258 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 [2024-11-01 19:25:23,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 19:25:23,268 INFO L225 Difference]: With dead ends: 471 [2024-11-01 19:25:23,269 INFO L226 Difference]: Without dead ends: 228 [2024-11-01 19:25:23,274 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 [2024-11-01 19:25:23,278 INFO L432 NwaCegarLoop]: 290 mSDtfsCounter, 35 mSDsluCounter, 276 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2024-11-01 19:25:23,280 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] [2024-11-01 19:25:23,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-01 19:25:23,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2024-11-01 19:25:23,328 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) [2024-11-01 19:25:23,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 298 transitions. [2024-11-01 19:25:23,336 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 298 transitions. Word has length 73 [2024-11-01 19:25:23,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 19:25:23,337 INFO L471 AbstractCegarLoop]: Abstraction has 228 states and 298 transitions. [2024-11-01 19:25:23,337 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) [2024-11-01 19:25:23,338 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 298 transitions. [2024-11-01 19:25:23,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-01 19:25:23,349 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 19:25:23,349 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] [2024-11-01 19:25:23,357 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (2)] Ended with exit code 0 [2024-11-01 19:25:23,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:25:23,550 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 19:25:23,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 19:25:23,551 INFO L85 PathProgramCache]: Analyzing trace with hash -215265634, now seen corresponding path program 1 times [2024-11-01 19:25:23,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 19:25:23,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1734789307] [2024-11-01 19:25:23,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 19:25:23,552 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-01 19:25:23,552 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:25:23,553 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 19:25:23,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Waiting until timeout for monitored process [2024-11-01 19:25:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 19:25:23,874 INFO L255 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-01 19:25:23,879 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 19:25:24,140 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-01 19:25:24,140 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 19:25:24,666 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-01 19:25:24,667 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 19:25:24,667 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1734789307] [2024-11-01 19:25:24,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [1734789307] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-01 19:25:24,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-01 19:25:24,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [7] total 11 [2024-11-01 19:25:24,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975181723] [2024-11-01 19:25:24,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-01 19:25:24,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-01 19:25:24,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 19:25:24,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-01 19:25:24,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-01 19:25:24,672 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) [2024-11-01 19:25:24,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 19:25:24,924 INFO L93 Difference]: Finished difference Result 457 states and 601 transitions. [2024-11-01 19:25:24,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-01 19:25:24,925 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 [2024-11-01 19:25:24,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 19:25:24,930 INFO L225 Difference]: With dead ends: 457 [2024-11-01 19:25:24,931 INFO L226 Difference]: Without dead ends: 230 [2024-11-01 19:25:24,932 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 192 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-01 19:25:24,934 INFO L432 NwaCegarLoop]: 267 mSDtfsCounter, 0 mSDsluCounter, 1315 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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 [2024-11-01 19:25:24,934 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] [2024-11-01 19:25:24,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-11-01 19:25:24,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2024-11-01 19:25:24,961 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) [2024-11-01 19:25:24,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 302 transitions. [2024-11-01 19:25:24,964 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 302 transitions. Word has length 97 [2024-11-01 19:25:24,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 19:25:24,967 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 302 transitions. [2024-11-01 19:25:24,967 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) [2024-11-01 19:25:24,967 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 302 transitions. [2024-11-01 19:25:24,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-01 19:25:24,971 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 19:25:24,973 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] [2024-11-01 19:25:24,977 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (3)] Forceful destruction successful, exit code 0 [2024-11-01 19:25:25,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:25:25,174 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 19:25:25,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 19:25:25,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1735581115, now seen corresponding path program 1 times [2024-11-01 19:25:25,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 19:25:25,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [958384246] [2024-11-01 19:25:25,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 19:25:25,175 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-01 19:25:25,176 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:25:25,177 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-01 19:25:25,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Waiting until timeout for monitored process [2024-11-01 19:25:25,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-01 19:25:25,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 537 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-01 19:25:25,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-01 19:25:25,639 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-01 19:25:25,639 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-01 19:25:25,869 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-01 19:25:25,870 INFO L136 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found an infeasible trace [2024-11-01 19:25:25,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [958384246] [2024-11-01 19:25:25,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModulePreferences [958384246] provided 2 perfect and 0 imperfect interpolant sequences [2024-11-01 19:25:25,870 INFO L185 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2024-11-01 19:25:25,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2024-11-01 19:25:25,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [167675085] [2024-11-01 19:25:25,871 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2024-11-01 19:25:25,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-01 19:25:25,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2024-11-01 19:25:25,872 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-01 19:25:25,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-01 19:25:25,874 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) [2024-11-01 19:25:26,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-01 19:25:26,016 INFO L93 Difference]: Finished difference Result 460 states and 606 transitions. [2024-11-01 19:25:26,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-01 19:25:26,017 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 [2024-11-01 19:25:26,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-01 19:25:26,019 INFO L225 Difference]: With dead ends: 460 [2024-11-01 19:25:26,019 INFO L226 Difference]: Without dead ends: 233 [2024-11-01 19:25:26,020 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 [2024-11-01 19:25:26,022 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 [2024-11-01 19:25:26,022 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] [2024-11-01 19:25:26,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-01 19:25:26,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2024-11-01 19:25:26,036 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) [2024-11-01 19:25:26,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 305 transitions. [2024-11-01 19:25:26,038 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 305 transitions. Word has length 117 [2024-11-01 19:25:26,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-01 19:25:26,038 INFO L471 AbstractCegarLoop]: Abstraction has 233 states and 305 transitions. [2024-11-01 19:25:26,039 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) [2024-11-01 19:25:26,039 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 305 transitions. [2024-11-01 19:25:26,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-01 19:25:26,041 INFO L207 NwaCegarLoop]: Found error trace [2024-11-01 19:25:26,041 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] [2024-11-01 19:25:26,045 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (4)] Ended with exit code 0 [2024-11-01 19:25:26,245 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:25:26,245 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-01 19:25:26,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-01 19:25:26,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1373940528, now seen corresponding path program 1 times [2024-11-01 19:25:26,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2024-11-01 19:25:26,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1531174860] [2024-11-01 19:25:26,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-01 19:25:26,247 INFO L173 SolverBuilder]: Constructing external solver with command: bitwuzla [2024-11-01 19:25:26,247 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:25:26,248 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (exit command is (exit), workingDir is null) [2024-11-01 19:25:26,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Waiting until timeout for monitored process [2024-11-01 19:25:26,587 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla (5)] Forceful destruction successful, exit code 0 [2024-11-01 19:25:26,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/bitwuzla [2024-11-01 19:25:26,775 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 [2024-11-01 19:25:26,780 INFO L158 Benchmark]: Toolchain (without parser) took 11178.78ms. Allocated memory was 194.0MB in the beginning and 247.5MB in the end (delta: 53.5MB). Free memory was 167.8MB in the beginning and 96.6MB in the end (delta: 71.2MB). Peak memory consumption was 126.2MB. Max. memory is 8.0GB. [2024-11-01 19:25:26,780 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 194.0MB. Free memory was 170.1MB in the beginning and 169.9MB in the end (delta: 155.3kB). There was no memory consumed. Max. memory is 8.0GB. [2024-11-01 19:25:26,781 INFO L158 Benchmark]: CACSL2BoogieTranslator took 809.14ms. Allocated memory is still 194.0MB. Free memory was 167.8MB in the beginning and 131.7MB in the end (delta: 36.1MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. [2024-11-01 19:25:26,781 INFO L158 Benchmark]: Boogie Procedure Inliner took 150.74ms. Allocated memory is still 194.0MB. Free memory was 131.7MB in the beginning and 166.6MB in the end (delta: -34.9MB). Peak memory consumption was 5.4MB. Max. memory is 8.0GB. [2024-11-01 19:25:26,782 INFO L158 Benchmark]: Boogie Preprocessor took 166.50ms. Allocated memory is still 194.0MB. Free memory was 166.6MB in the beginning and 157.2MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2024-11-01 19:25:26,782 INFO L158 Benchmark]: RCFGBuilder took 5461.19ms. Allocated memory was 194.0MB in the beginning and 247.5MB in the end (delta: 53.5MB). Free memory was 157.2MB in the beginning and 193.1MB in the end (delta: -35.9MB). Peak memory consumption was 48.0MB. Max. memory is 8.0GB. [2024-11-01 19:25:26,782 INFO L158 Benchmark]: TraceAbstraction took 4569.43ms. Allocated memory is still 247.5MB. Free memory was 192.6MB in the beginning and 96.6MB in the end (delta: 95.9MB). Peak memory consumption was 95.9MB. Max. memory is 8.0GB. [2024-11-01 19:25:26,785 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 194.0MB. Free memory was 170.1MB in the beginning and 169.9MB in the end (delta: 155.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 809.14ms. Allocated memory is still 194.0MB. Free memory was 167.8MB in the beginning and 131.7MB in the end (delta: 36.1MB). Peak memory consumption was 36.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 150.74ms. Allocated memory is still 194.0MB. Free memory was 131.7MB in the beginning and 166.6MB in the end (delta: -34.9MB). Peak memory consumption was 5.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 166.50ms. Allocated memory is still 194.0MB. Free memory was 166.6MB in the beginning and 157.2MB in the end (delta: 9.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * RCFGBuilder took 5461.19ms. Allocated memory was 194.0MB in the beginning and 247.5MB in the end (delta: 53.5MB). Free memory was 157.2MB in the beginning and 193.1MB in the end (delta: -35.9MB). Peak memory consumption was 48.0MB. Max. memory is 8.0GB. * TraceAbstraction took 4569.43ms. Allocated memory is still 247.5MB. Free memory was 192.6MB in the beginning and 96.6MB in the end (delta: 95.9MB). Peak memory consumption was 95.9MB. 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. [2024-11-01 19:25:26,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...