/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 --cacsl2boogietranslator.allow.undefined.functions true --traceabstraction.trace.refinement.strategy FOX -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.5-dev-17387ad-m [2024-11-06 12:06:11,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-06 12:06:11,385 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-06 12:06:11,391 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-06 12:06:11,391 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-06 12:06:11,418 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-06 12:06:11,419 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-06 12:06:11,419 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-06 12:06:11,420 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-06 12:06:11,421 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-06 12:06:11,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-06 12:06:11,422 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-06 12:06:11,422 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-06 12:06:11,422 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-06 12:06:11,423 INFO L153 SettingsManager]: * Use SBE=true [2024-11-06 12:06:11,423 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-06 12:06:11,423 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-06 12:06:11,423 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-06 12:06:11,424 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-06 12:06:11,426 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-06 12:06:11,428 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-06 12:06:11,429 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-06 12:06:11,429 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-06 12:06:11,429 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-06 12:06:11,429 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-06 12:06:11,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-06 12:06:11,430 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-06 12:06:11,430 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-06 12:06:11,430 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-06 12:06:11,430 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-06 12:06:11,430 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-06 12:06:11,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 12:06:11,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-06 12:06:11,432 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-06 12:06:11,433 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-06 12:06:11,433 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-06 12:06:11,433 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-06 12:06:11,433 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-06 12:06:11,433 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-06 12:06:11,433 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-06 12:06:11,434 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-06 12:06:11,434 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Allow undefined functions -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FOX [2024-11-06 12:06:11,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-06 12:06:11,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-06 12:06:11,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-06 12:06:11,683 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-06 12:06:11,683 INFO L274 PluginConnector]: CDTParser initialized [2024-11-06 12:06:11,684 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-06 12:06:13,127 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-06 12:06:13,489 INFO L384 CDTParser]: Found 1 translation units. [2024-11-06 12:06:13,489 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-06 12:06:13,519 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d748ebe2d/f2eea368902242a6a21f2a72c08095d3/FLAG50d23d792 [2024-11-06 12:06:13,533 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d748ebe2d/f2eea368902242a6a21f2a72c08095d3 [2024-11-06 12:06:13,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-06 12:06:13,538 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-11-06 12:06:13,539 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-06 12:06:13,540 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-06 12:06:13,545 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-06 12:06:13,545 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:06:13" (1/1) ... [2024-11-06 12:06:13,546 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b2b71a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:13, skipping insertion in model container [2024-11-06 12:06:13,546 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 12:06:13" (1/1) ... [2024-11-06 12:06:13,624 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-06 12:06:14,421 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,431 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,439 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,444 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,472 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,474 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,475 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,475 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,476 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,476 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,476 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,477 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,480 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,481 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,490 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,502 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,503 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,504 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,510 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,517 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,518 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,519 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,525 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,530 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,531 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,536 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,546 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,548 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,548 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,561 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,567 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,568 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,575 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,589 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,603 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,613 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,622 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,629 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,640 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,659 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,666 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,695 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,696 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,696 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,697 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,697 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,697 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,697 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,697 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,698 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,698 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,713 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-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i[120657,120670] [2024-11-06 12:06:14,754 WARN L1070 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-06 12:06:14,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 12:06:14,790 INFO L200 MainTranslator]: Completed pre-run [2024-11-06 12:06:14,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [2762] [2024-11-06 12:06:14,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapq %0": "=r" (val): "0" (val)); [2769] [2024-11-06 12:06:14,955 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-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i[120657,120670] [2024-11-06 12:06:14,966 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-06 12:06:15,031 INFO L204 MainTranslator]: Completed translation [2024-11-06 12:06:15,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15 WrapperNode [2024-11-06 12:06:15,031 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-06 12:06:15,032 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-06 12:06:15,032 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-06 12:06:15,032 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-06 12:06:15,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,172 INFO L138 Inliner]: procedures = 164, calls = 795, calls flagged for inlining = 63, calls inlined = 45, statements flattened = 1675 [2024-11-06 12:06:15,172 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-06 12:06:15,173 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-06 12:06:15,173 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-06 12:06:15,173 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-06 12:06:15,183 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,208 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,417 INFO L175 MemorySlicer]: Split 400 memory accesses to 11 slices as follows [267, 2, 54, 14, 4, 8, 10, 27, 9, 1, 4]. 67 percent of accesses are in the largest equivalence class. The 84 initializations are split as follows [26, 2, 9, 14, 4, 8, 10, 8, 3, 0, 0]. The 187 writes are split as follows [130, 0, 41, 0, 0, 0, 0, 14, 0, 0, 2]. [2024-11-06 12:06:15,417 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,420 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,494 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,504 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,551 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-06 12:06:15,552 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-06 12:06:15,552 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-06 12:06:15,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-06 12:06:15,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (1/1) ... [2024-11-06 12:06:15,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-06 12:06:15,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:06:15,582 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) [2024-11-06 12:06:15,585 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 [2024-11-06 12:06:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-06 12:06:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-06 12:06:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-06 12:06:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-06 12:06:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-06 12:06:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-06 12:06:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-06 12:06:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-06 12:06:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-06 12:06:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#7 [2024-11-06 12:06:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#8 [2024-11-06 12:06:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#9 [2024-11-06 12:06:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#10 [2024-11-06 12:06:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-06 12:06:15,610 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-06 12:06:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-06 12:06:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-06 12:06:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-06 12:06:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-06 12:06:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-06 12:06:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-06 12:06:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-06 12:06:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-11-06 12:06:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-11-06 12:06:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-11-06 12:06:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-11-06 12:06:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2024-11-06 12:06:15,611 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2024-11-06 12:06:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-06 12:06:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-06 12:06:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-06 12:06:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-06 12:06:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-06 12:06:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-06 12:06:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-06 12:06:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-11-06 12:06:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-11-06 12:06:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-11-06 12:06:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-11-06 12:06:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-06 12:06:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-06 12:06:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-06 12:06:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-06 12:06:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-06 12:06:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-06 12:06:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-06 12:06:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-06 12:06:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-06 12:06:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-06 12:06:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-06 12:06:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-06 12:06:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-06 12:06:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-06 12:06:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-06 12:06:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-06 12:06:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-06 12:06:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-06 12:06:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-11-06 12:06:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-11-06 12:06:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-11-06 12:06:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-11-06 12:06:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-06 12:06:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-06 12:06:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-06 12:06:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-06 12:06:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-06 12:06:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-06 12:06:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-06 12:06:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-06 12:06:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-06 12:06:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-06 12:06:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-06 12:06:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-11-06 12:06:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-11-06 12:06:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-11-06 12:06:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-11-06 12:06:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_ipmi_data [2024-11-06 12:06:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_ipmi_data [2024-11-06 12:06:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2024-11-06 12:06:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2024-11-06 12:06:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-06 12:06:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-06 12:06:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-06 12:06:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-06 12:06:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-11-06 12:06:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-11-06 12:06:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-06 12:06:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-06 12:06:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-06 12:06:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-06 12:06:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-06 12:06:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-06 12:06:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-06 12:06:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-11-06 12:06:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-11-06 12:06:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-11-06 12:06:15,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#0 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#1 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#2 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#3 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#4 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#5 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#6 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#7 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#8 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#9 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2#10 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#0 [2024-11-06 12:06:15,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#1 [2024-11-06 12:06:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#2 [2024-11-06 12:06:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#3 [2024-11-06 12:06:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#4 [2024-11-06 12:06:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#5 [2024-11-06 12:06:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#6 [2024-11-06 12:06:15,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#7 [2024-11-06 12:06:15,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#8 [2024-11-06 12:06:15,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#9 [2024-11-06 12:06:15,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1#10 [2024-11-06 12:06:15,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#0 [2024-11-06 12:06:15,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#1 [2024-11-06 12:06:15,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#2 [2024-11-06 12:06:15,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#3 [2024-11-06 12:06:15,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#4 [2024-11-06 12:06:15,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#5 [2024-11-06 12:06:15,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#6 [2024-11-06 12:06:15,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#7 [2024-11-06 12:06:15,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#8 [2024-11-06 12:06:15,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#9 [2024-11-06 12:06:15,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8#10 [2024-11-06 12:06:15,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-11-06 12:06:15,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-11-06 12:06:15,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-11-06 12:06:15,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-11-06 12:06:15,624 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-06 12:06:15,625 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-06 12:06:15,625 INFO L130 BoogieDeclarations]: Found specification of procedure aem_delete [2024-11-06 12:06:15,625 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_delete [2024-11-06 12:06:15,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-06 12:06:15,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-11-06 12:06:15,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-11-06 12:06:15,625 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2024-11-06 12:06:15,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2024-11-06 12:06:15,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-06 12:06:15,626 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_get [2024-11-06 12:06:15,626 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_get [2024-11-06 12:06:15,626 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2024-11-06 12:06:15,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2024-11-06 12:06:15,626 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-11-06 12:06:15,627 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-11-06 12:06:15,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-06 12:06:15,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-06 12:06:15,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-06 12:06:15,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-06 12:06:15,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-06 12:06:15,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-06 12:06:15,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-06 12:06:15,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#0 [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#1 [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#2 [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#3 [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#4 [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#5 [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#6 [2024-11-06 12:06:15,628 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#7 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#8 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#9 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8#10 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#0 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#1 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#2 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#3 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#4 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#5 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#6 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#7 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#8 [2024-11-06 12:06:15,629 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#9 [2024-11-06 12:06:15,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2#10 [2024-11-06 12:06:15,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#0 [2024-11-06 12:06:15,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#1 [2024-11-06 12:06:15,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#2 [2024-11-06 12:06:15,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#3 [2024-11-06 12:06:15,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#4 [2024-11-06 12:06:15,630 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#5 [2024-11-06 12:06:15,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#6 [2024-11-06 12:06:15,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#7 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#8 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#9 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4#10 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-06 12:06:15,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-06 12:06:15,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-06 12:06:15,633 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2024-11-06 12:06:15,633 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2024-11-06 12:06:15,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-11-06 12:06:15,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-11-06 12:06:15,633 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-11-06 12:06:15,633 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-11-06 12:06:15,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_6 [2024-11-06 12:06:15,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_6 [2024-11-06 12:06:15,633 INFO L130 BoogieDeclarations]: Found specification of procedure aem_send_message [2024-11-06 12:06:15,633 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_send_message [2024-11-06 12:06:15,633 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2024-11-06 12:06:15,633 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2024-11-06 12:06:15,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-06 12:06:15,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-06 12:06:15,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-06 12:06:15,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-06 12:06:15,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-06 12:06:15,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-06 12:06:15,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-06 12:06:15,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-11-06 12:06:15,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-11-06 12:06:15,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-11-06 12:06:15,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-11-06 12:06:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_sensors [2024-11-06 12:06:15,638 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_sensors [2024-11-06 12:06:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2024-11-06 12:06:15,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2024-11-06 12:06:15,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-06 12:06:15,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-06 12:06:15,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-06 12:06:15,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-06 12:06:15,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-06 12:06:15,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-06 12:06:15,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-06 12:06:15,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-06 12:06:15,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-11-06 12:06:15,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-11-06 12:06:15,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-11-06 12:06:15,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-06 12:06:15,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-06 12:06:15,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_put [2024-11-06 12:06:15,644 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_put [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#5 [2024-11-06 12:06:15,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#6 [2024-11-06 12:06:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#7 [2024-11-06 12:06:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#8 [2024-11-06 12:06:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#9 [2024-11-06 12:06:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#10 [2024-11-06 12:06:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2024-11-06 12:06:15,645 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2024-11-06 12:06:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-06 12:06:15,645 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-06 12:06:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-11-06 12:06:15,645 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-11-06 12:06:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-06 12:06:15,645 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-06 12:06:15,645 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-06 12:06:15,645 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#0 [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#1 [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#2 [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#3 [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#4 [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#5 [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#6 [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#7 [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#8 [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#9 [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1#10 [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2024-11-06 12:06:15,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2024-11-06 12:06:15,646 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-11-06 12:06:15,647 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-11-06 12:06:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-06 12:06:15,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-06 12:06:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure aem_remove_sensors [2024-11-06 12:06:15,647 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_remove_sensors [2024-11-06 12:06:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2024-11-06 12:06:15,647 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2024-11-06 12:06:15,647 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-06 12:06:15,647 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-06 12:06:16,092 INFO L238 CfgBuilder]: Building ICFG [2024-11-06 12:06:16,096 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-06 12:06:16,121 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-11-06 12:06:35,748 INFO L? ?]: Removed 624 outVars from TransFormulas that were not future-live. [2024-11-06 12:06:35,749 INFO L287 CfgBuilder]: Performing block encoding [2024-11-06 12:06:35,776 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-06 12:06:35,777 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-06 12:06:35,778 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 12:06:35 BoogieIcfgContainer [2024-11-06 12:06:35,778 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-06 12:06:35,780 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-06 12:06:35,780 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-06 12:06:35,783 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-06 12:06:35,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 12:06:13" (1/3) ... [2024-11-06 12:06:35,784 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b7e27b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 12:06:35, skipping insertion in model container [2024-11-06 12:06:35,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 12:06:15" (2/3) ... [2024-11-06 12:06:35,787 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34b7e27b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 12:06:35, skipping insertion in model container [2024-11-06 12:06:35,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 12:06:35" (3/3) ... [2024-11-06 12:06:35,788 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-11-06 12:06:35,802 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-06 12:06:35,803 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-06 12:06:35,871 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-06 12:06:35,877 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;@5f172021, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-06 12:06:35,877 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-06 12:06:35,883 INFO L276 IsEmpty]: Start isEmpty. Operand has 495 states, 343 states have (on average 1.2740524781341107) internal successors, (437), 358 states have internal predecessors, (437), 113 states have call successors, (113), 38 states have call predecessors, (113), 37 states have return successors, (107), 107 states have call predecessors, (107), 107 states have call successors, (107) [2024-11-06 12:06:35,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-11-06 12:06:35,916 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:06:35,917 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:06:35,917 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:06:35,927 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:06:35,928 INFO L85 PathProgramCache]: Analyzing trace with hash -1114432122, now seen corresponding path program 1 times [2024-11-06 12:06:35,958 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:06:35,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [902625657] [2024-11-06 12:06:35,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:06:35,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:35,959 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:06:35,964 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:06:35,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-06 12:06:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:06:37,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 2153 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-06 12:06:37,657 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:06:37,706 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2024-11-06 12:06:37,707 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:06:37,711 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:06:37,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [902625657] [2024-11-06 12:06:37,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [902625657] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:06:37,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:06:37,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-06 12:06:37,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896641091] [2024-11-06 12:06:37,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:06:37,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-06 12:06:37,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:06:37,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-06 12:06:37,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 12:06:37,753 INFO L87 Difference]: Start difference. First operand has 495 states, 343 states have (on average 1.2740524781341107) internal successors, (437), 358 states have internal predecessors, (437), 113 states have call successors, (113), 38 states have call predecessors, (113), 37 states have return successors, (107), 107 states have call predecessors, (107), 107 states have call successors, (107) Second operand has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-06 12:06:37,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:06:37,823 INFO L93 Difference]: Finished difference Result 986 states and 1340 transitions. [2024-11-06 12:06:37,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-06 12:06:37,825 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 297 [2024-11-06 12:06:37,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:06:37,838 INFO L225 Difference]: With dead ends: 986 [2024-11-06 12:06:37,838 INFO L226 Difference]: Without dead ends: 475 [2024-11-06 12:06:37,844 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 296 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-06 12:06:37,847 INFO L432 NwaCegarLoop]: 654 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 654 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-06 12:06:37,848 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 654 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-06 12:06:37,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2024-11-06 12:06:37,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 475. [2024-11-06 12:06:37,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 475 states, 332 states have (on average 1.25) internal successors, (415), 340 states have internal predecessors, (415), 105 states have call successors, (105), 37 states have call predecessors, (105), 37 states have return successors, (105), 105 states have call predecessors, (105), 105 states have call successors, (105) [2024-11-06 12:06:37,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 625 transitions. [2024-11-06 12:06:37,916 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 625 transitions. Word has length 297 [2024-11-06 12:06:37,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:06:37,918 INFO L471 AbstractCegarLoop]: Abstraction has 475 states and 625 transitions. [2024-11-06 12:06:37,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 62.0) internal successors, (124), 2 states have internal predecessors, (124), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-06 12:06:37,918 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 625 transitions. [2024-11-06 12:06:37,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-11-06 12:06:37,925 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:06:37,925 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:06:37,961 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-06 12:06:38,126 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:38,127 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:06:38,127 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:06:38,127 INFO L85 PathProgramCache]: Analyzing trace with hash -320590403, now seen corresponding path program 1 times [2024-11-06 12:06:38,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:06:38,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1238195064] [2024-11-06 12:06:38,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:06:38,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:38,130 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:06:38,132 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:06:38,133 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-06 12:06:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:06:39,734 INFO L255 TraceCheckSpWp]: Trace formula consists of 2120 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 12:06:39,745 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:06:40,082 INFO L134 CoverageAnalysis]: Checked inductivity of 520 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2024-11-06 12:06:40,085 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:06:40,085 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:06:40,085 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1238195064] [2024-11-06 12:06:40,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1238195064] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:06:40,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:06:40,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 12:06:40,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098218161] [2024-11-06 12:06:40,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:06:40,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 12:06:40,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:06:40,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 12:06:40,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:06:40,093 INFO L87 Difference]: Start difference. First operand 475 states and 625 transitions. Second operand has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-06 12:06:40,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:06:40,533 INFO L93 Difference]: Finished difference Result 987 states and 1297 transitions. [2024-11-06 12:06:40,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 12:06:40,538 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 296 [2024-11-06 12:06:40,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:06:40,544 INFO L225 Difference]: With dead ends: 987 [2024-11-06 12:06:40,544 INFO L226 Difference]: Without dead ends: 549 [2024-11-06 12:06:40,547 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 295 GetRequests, 294 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:06:40,548 INFO L432 NwaCegarLoop]: 638 mSDtfsCounter, 137 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 1202 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-06 12:06:40,548 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 1202 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-06 12:06:40,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 549 states. [2024-11-06 12:06:40,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 549 to 549. [2024-11-06 12:06:40,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 549 states, 391 states have (on average 1.2634271099744245) internal successors, (494), 399 states have internal predecessors, (494), 113 states have call successors, (113), 44 states have call predecessors, (113), 44 states have return successors, (113), 113 states have call predecessors, (113), 113 states have call successors, (113) [2024-11-06 12:06:40,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 720 transitions. [2024-11-06 12:06:40,601 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 720 transitions. Word has length 296 [2024-11-06 12:06:40,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:06:40,606 INFO L471 AbstractCegarLoop]: Abstraction has 549 states and 720 transitions. [2024-11-06 12:06:40,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.0) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-06 12:06:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 720 transitions. [2024-11-06 12:06:40,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-11-06 12:06:40,615 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:06:40,615 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:06:40,655 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-06 12:06:40,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:40,816 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:06:40,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:06:40,817 INFO L85 PathProgramCache]: Analyzing trace with hash 1127980151, now seen corresponding path program 1 times [2024-11-06 12:06:40,820 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:06:40,820 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [283942527] [2024-11-06 12:06:40,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:06:40,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:40,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:06:40,823 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:06:40,825 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-06 12:06:42,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:06:42,364 INFO L255 TraceCheckSpWp]: Trace formula consists of 2151 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 12:06:42,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:06:42,926 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 520 trivial. 0 not checked. [2024-11-06 12:06:42,927 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:06:42,927 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:06:42,931 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [283942527] [2024-11-06 12:06:42,931 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [283942527] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:06:42,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:06:42,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 12:06:42,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [654801750] [2024-11-06 12:06:42,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:06:42,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 12:06:42,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:06:42,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 12:06:42,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 12:06:42,934 INFO L87 Difference]: Start difference. First operand 549 states and 720 transitions. Second operand has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-06 12:06:47,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 12:06:47,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:06:47,694 INFO L93 Difference]: Finished difference Result 1063 states and 1396 transitions. [2024-11-06 12:06:47,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 12:06:47,698 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 309 [2024-11-06 12:06:47,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:06:47,703 INFO L225 Difference]: With dead ends: 1063 [2024-11-06 12:06:47,703 INFO L226 Difference]: Without dead ends: 536 [2024-11-06 12:06:47,705 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 12:06:47,706 INFO L432 NwaCegarLoop]: 621 mSDtfsCounter, 1 mSDsluCounter, 1850 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 2471 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2024-11-06 12:06:47,709 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 2471 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 4.7s Time] [2024-11-06 12:06:47,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2024-11-06 12:06:47,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 530. [2024-11-06 12:06:47,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 530 states, 376 states have (on average 1.2579787234042554) internal successors, (473), 384 states have internal predecessors, (473), 111 states have call successors, (111), 42 states have call predecessors, (111), 42 states have return successors, (111), 111 states have call predecessors, (111), 111 states have call successors, (111) [2024-11-06 12:06:47,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 530 states and 695 transitions. [2024-11-06 12:06:47,735 INFO L78 Accepts]: Start accepts. Automaton has 530 states and 695 transitions. Word has length 309 [2024-11-06 12:06:47,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:06:47,736 INFO L471 AbstractCegarLoop]: Abstraction has 530 states and 695 transitions. [2024-11-06 12:06:47,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.0) internal successors, (130), 5 states have internal predecessors, (130), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-06 12:06:47,736 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 695 transitions. [2024-11-06 12:06:47,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2024-11-06 12:06:47,741 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:06:47,741 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:06:47,780 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-06 12:06:47,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:47,943 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:06:47,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:06:47,944 INFO L85 PathProgramCache]: Analyzing trace with hash 209906985, now seen corresponding path program 1 times [2024-11-06 12:06:47,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:06:47,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1579977659] [2024-11-06 12:06:47,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:06:47,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:47,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:06:47,950 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:06:47,955 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-06 12:06:49,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:06:49,396 INFO L255 TraceCheckSpWp]: Trace formula consists of 2176 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 12:06:49,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:06:50,067 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2024-11-06 12:06:50,067 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:06:50,067 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:06:50,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1579977659] [2024-11-06 12:06:50,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1579977659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:06:50,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:06:50,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-06 12:06:50,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243330758] [2024-11-06 12:06:50,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:06:50,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-06 12:06:50,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:06:50,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-06 12:06:50,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 12:06:50,069 INFO L87 Difference]: Start difference. First operand 530 states and 695 transitions. Second operand has 5 states, 5 states have (on average 26.8) internal successors, (134), 4 states have internal predecessors, (134), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-06 12:06:50,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:06:50,525 INFO L93 Difference]: Finished difference Result 1024 states and 1345 transitions. [2024-11-06 12:06:50,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-06 12:06:50,526 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.8) internal successors, (134), 4 states have internal predecessors, (134), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) Word has length 309 [2024-11-06 12:06:50,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:06:50,531 INFO L225 Difference]: With dead ends: 1024 [2024-11-06 12:06:50,531 INFO L226 Difference]: Without dead ends: 534 [2024-11-06 12:06:50,533 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 308 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-06 12:06:50,534 INFO L432 NwaCegarLoop]: 614 mSDtfsCounter, 0 mSDsluCounter, 1834 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2448 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-06 12:06:50,534 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2448 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-06 12:06:50,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 534 states. [2024-11-06 12:06:50,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 534 to 534. [2024-11-06 12:06:50,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 534 states, 379 states have (on average 1.2559366754617414) internal successors, (476), 387 states have internal predecessors, (476), 111 states have call successors, (111), 42 states have call predecessors, (111), 43 states have return successors, (113), 112 states have call predecessors, (113), 111 states have call successors, (113) [2024-11-06 12:06:50,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 534 states and 700 transitions. [2024-11-06 12:06:50,559 INFO L78 Accepts]: Start accepts. Automaton has 534 states and 700 transitions. Word has length 309 [2024-11-06 12:06:50,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:06:50,561 INFO L471 AbstractCegarLoop]: Abstraction has 534 states and 700 transitions. [2024-11-06 12:06:50,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.8) internal successors, (134), 4 states have internal predecessors, (134), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (30), 3 states have call predecessors, (30), 2 states have call successors, (30) [2024-11-06 12:06:50,561 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 700 transitions. [2024-11-06 12:06:50,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2024-11-06 12:06:50,567 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:06:50,567 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:06:50,610 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-06 12:06:50,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:50,768 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:06:50,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:06:50,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1489985318, now seen corresponding path program 1 times [2024-11-06 12:06:50,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:06:50,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [371068555] [2024-11-06 12:06:50,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:06:50,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:50,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:06:50,773 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:06:50,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-06 12:06:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:06:52,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 2340 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 12:06:52,263 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:06:52,653 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2024-11-06 12:06:52,653 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:06:52,653 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:06:52,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [371068555] [2024-11-06 12:06:52,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [371068555] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:06:52,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:06:52,654 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 12:06:52,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1814758568] [2024-11-06 12:06:52,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:06:52,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 12:06:52,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:06:52,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 12:06:52,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:06:52,656 INFO L87 Difference]: Start difference. First operand 534 states and 700 transitions. Second operand has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-06 12:06:56,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 12:06:57,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:06:57,059 INFO L93 Difference]: Finished difference Result 1030 states and 1352 transitions. [2024-11-06 12:06:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 12:06:57,060 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 330 [2024-11-06 12:06:57,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:06:57,064 INFO L225 Difference]: With dead ends: 1030 [2024-11-06 12:06:57,064 INFO L226 Difference]: Without dead ends: 536 [2024-11-06 12:06:57,066 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 329 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:06:57,067 INFO L432 NwaCegarLoop]: 614 mSDtfsCounter, 0 mSDsluCounter, 1219 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1833 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-06 12:06:57,067 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1833 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-06 12:06:57,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2024-11-06 12:06:57,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 536. [2024-11-06 12:06:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 536 states, 381 states have (on average 1.2545931758530184) internal successors, (478), 389 states have internal predecessors, (478), 111 states have call successors, (111), 42 states have call predecessors, (111), 43 states have return successors, (113), 112 states have call predecessors, (113), 111 states have call successors, (113) [2024-11-06 12:06:57,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 536 states and 702 transitions. [2024-11-06 12:06:57,093 INFO L78 Accepts]: Start accepts. Automaton has 536 states and 702 transitions. Word has length 330 [2024-11-06 12:06:57,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:06:57,093 INFO L471 AbstractCegarLoop]: Abstraction has 536 states and 702 transitions. [2024-11-06 12:06:57,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 35.75) internal successors, (143), 4 states have internal predecessors, (143), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-06 12:06:57,094 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 702 transitions. [2024-11-06 12:06:57,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2024-11-06 12:06:57,099 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:06:57,100 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:06:57,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-06 12:06:57,300 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:57,302 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:06:57,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:06:57,302 INFO L85 PathProgramCache]: Analyzing trace with hash -367019334, now seen corresponding path program 1 times [2024-11-06 12:06:57,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:06:57,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1022478771] [2024-11-06 12:06:57,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:06:57,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:06:57,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:06:57,306 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:06:57,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-06 12:06:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:06:59,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 2237 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 12:06:59,021 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:06:59,559 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2024-11-06 12:06:59,559 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:06:59,560 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:06:59,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1022478771] [2024-11-06 12:06:59,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1022478771] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:06:59,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:06:59,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 12:06:59,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773571332] [2024-11-06 12:06:59,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:06:59,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 12:06:59,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:06:59,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 12:06:59,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:06:59,562 INFO L87 Difference]: Start difference. First operand 536 states and 702 transitions. Second operand has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-06 12:07:03,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 12:07:07,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 12:07:08,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:07:08,041 INFO L93 Difference]: Finished difference Result 1034 states and 1356 transitions. [2024-11-06 12:07:08,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 12:07:08,042 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 333 [2024-11-06 12:07:08,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:07:08,046 INFO L225 Difference]: With dead ends: 1034 [2024-11-06 12:07:08,046 INFO L226 Difference]: Without dead ends: 538 [2024-11-06 12:07:08,047 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 330 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:07:08,051 INFO L432 NwaCegarLoop]: 614 mSDtfsCounter, 0 mSDsluCounter, 1218 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1832 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-11-06 12:07:08,051 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1832 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2024-11-06 12:07:08,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2024-11-06 12:07:08,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2024-11-06 12:07:08,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 383 states have (on average 1.2532637075718016) internal successors, (480), 391 states have internal predecessors, (480), 111 states have call successors, (111), 42 states have call predecessors, (111), 43 states have return successors, (113), 112 states have call predecessors, (113), 111 states have call successors, (113) [2024-11-06 12:07:08,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 704 transitions. [2024-11-06 12:07:08,074 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 704 transitions. Word has length 333 [2024-11-06 12:07:08,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:07:08,075 INFO L471 AbstractCegarLoop]: Abstraction has 538 states and 704 transitions. [2024-11-06 12:07:08,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-06 12:07:08,075 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 704 transitions. [2024-11-06 12:07:08,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2024-11-06 12:07:08,078 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:07:08,079 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:07:08,135 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-11-06 12:07:08,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:08,280 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:07:08,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:07:08,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1233608942, now seen corresponding path program 1 times [2024-11-06 12:07:08,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:07:08,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1787385168] [2024-11-06 12:07:08,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:07:08,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:08,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:07:08,287 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:07:08,288 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-06 12:07:09,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:07:09,972 INFO L255 TraceCheckSpWp]: Trace formula consists of 2241 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 12:07:09,980 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:07:10,485 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2024-11-06 12:07:10,486 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:07:10,486 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:07:10,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1787385168] [2024-11-06 12:07:10,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1787385168] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:07:10,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:07:10,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 12:07:10,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [438243111] [2024-11-06 12:07:10,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:07:10,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 12:07:10,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:07:10,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 12:07:10,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:07:10,488 INFO L87 Difference]: Start difference. First operand 538 states and 704 transitions. Second operand has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-06 12:07:14,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 12:07:18,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 12:07:18,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:07:18,963 INFO L93 Difference]: Finished difference Result 1038 states and 1360 transitions. [2024-11-06 12:07:18,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 12:07:18,965 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 335 [2024-11-06 12:07:18,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:07:18,969 INFO L225 Difference]: With dead ends: 1038 [2024-11-06 12:07:18,969 INFO L226 Difference]: Without dead ends: 540 [2024-11-06 12:07:18,971 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 332 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:07:18,971 INFO L432 NwaCegarLoop]: 616 mSDtfsCounter, 0 mSDsluCounter, 1219 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1835 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-11-06 12:07:18,972 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1835 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 2 Unknown, 0 Unchecked, 8.5s Time] [2024-11-06 12:07:18,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2024-11-06 12:07:18,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 538. [2024-11-06 12:07:18,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 383 states have (on average 1.2532637075718016) internal successors, (480), 391 states have internal predecessors, (480), 111 states have call successors, (111), 42 states have call predecessors, (111), 43 states have return successors, (113), 112 states have call predecessors, (113), 111 states have call successors, (113) [2024-11-06 12:07:18,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 704 transitions. [2024-11-06 12:07:18,992 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 704 transitions. Word has length 335 [2024-11-06 12:07:18,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:07:18,993 INFO L471 AbstractCegarLoop]: Abstraction has 538 states and 704 transitions. [2024-11-06 12:07:18,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.0) internal successors, (148), 4 states have internal predecessors, (148), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-06 12:07:18,994 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 704 transitions. [2024-11-06 12:07:18,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2024-11-06 12:07:18,998 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:07:18,998 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:07:19,052 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-11-06 12:07:19,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:19,199 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:07:19,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:07:19,200 INFO L85 PathProgramCache]: Analyzing trace with hash -228119314, now seen corresponding path program 1 times [2024-11-06 12:07:19,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:07:19,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1420597906] [2024-11-06 12:07:19,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:07:19,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:19,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:07:19,204 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:07:19,206 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-06 12:07:20,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:07:20,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 2243 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 12:07:20,882 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:07:21,059 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2024-11-06 12:07:21,059 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:07:21,059 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:07:21,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1420597906] [2024-11-06 12:07:21,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1420597906] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:07:21,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:07:21,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 12:07:21,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1652554044] [2024-11-06 12:07:21,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:07:21,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 12:07:21,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:07:21,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 12:07:21,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:07:21,066 INFO L87 Difference]: Start difference. First operand 538 states and 704 transitions. Second operand has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-06 12:07:25,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 12:07:25,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:07:25,284 INFO L93 Difference]: Finished difference Result 1037 states and 1359 transitions. [2024-11-06 12:07:25,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 12:07:25,285 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 336 [2024-11-06 12:07:25,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:07:25,290 INFO L225 Difference]: With dead ends: 1037 [2024-11-06 12:07:25,290 INFO L226 Difference]: Without dead ends: 539 [2024-11-06 12:07:25,293 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 335 GetRequests, 334 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:07:25,294 INFO L432 NwaCegarLoop]: 615 mSDtfsCounter, 0 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1224 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-06 12:07:25,295 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1224 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-06 12:07:25,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2024-11-06 12:07:25,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 539. [2024-11-06 12:07:25,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 384 states have (on average 1.2526041666666667) internal successors, (481), 392 states have internal predecessors, (481), 111 states have call successors, (111), 42 states have call predecessors, (111), 43 states have return successors, (113), 112 states have call predecessors, (113), 111 states have call successors, (113) [2024-11-06 12:07:25,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 705 transitions. [2024-11-06 12:07:25,314 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 705 transitions. Word has length 336 [2024-11-06 12:07:25,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:07:25,315 INFO L471 AbstractCegarLoop]: Abstraction has 539 states and 705 transitions. [2024-11-06 12:07:25,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.666666666666664) internal successors, (149), 3 states have internal predecessors, (149), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-06 12:07:25,315 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 705 transitions. [2024-11-06 12:07:25,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2024-11-06 12:07:25,319 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:07:25,319 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:07:25,360 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-06 12:07:25,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:25,520 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:07:25,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:07:25,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1984261510, now seen corresponding path program 1 times [2024-11-06 12:07:25,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:07:25,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1682121104] [2024-11-06 12:07:25,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:07:25,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:25,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:07:25,526 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:07:25,528 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-06 12:07:27,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:07:27,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 2220 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 12:07:27,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:07:27,405 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 525 trivial. 0 not checked. [2024-11-06 12:07:27,405 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:07:27,405 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:07:27,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1682121104] [2024-11-06 12:07:27,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1682121104] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:07:27,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:07:27,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 12:07:27,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310954015] [2024-11-06 12:07:27,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:07:27,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 12:07:27,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:07:27,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 12:07:27,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:07:27,407 INFO L87 Difference]: Start difference. First operand 539 states and 705 transitions. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-06 12:07:27,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:07:27,637 INFO L93 Difference]: Finished difference Result 1040 states and 1362 transitions. [2024-11-06 12:07:27,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 12:07:27,638 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 337 [2024-11-06 12:07:27,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:07:27,643 INFO L225 Difference]: With dead ends: 1040 [2024-11-06 12:07:27,643 INFO L226 Difference]: Without dead ends: 541 [2024-11-06 12:07:27,645 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:07:27,649 INFO L432 NwaCegarLoop]: 614 mSDtfsCounter, 1 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1224 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-06 12:07:27,650 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1224 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-06 12:07:27,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2024-11-06 12:07:27,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 540. [2024-11-06 12:07:27,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 385 states have (on average 1.251948051948052) internal successors, (482), 393 states have internal predecessors, (482), 111 states have call successors, (111), 42 states have call predecessors, (111), 43 states have return successors, (113), 112 states have call predecessors, (113), 111 states have call successors, (113) [2024-11-06 12:07:27,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 706 transitions. [2024-11-06 12:07:27,679 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 706 transitions. Word has length 337 [2024-11-06 12:07:27,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:07:27,680 INFO L471 AbstractCegarLoop]: Abstraction has 540 states and 706 transitions. [2024-11-06 12:07:27,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-06 12:07:27,680 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 706 transitions. [2024-11-06 12:07:27,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2024-11-06 12:07:27,684 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:07:27,684 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:07:27,743 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-11-06 12:07:27,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:27,886 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:07:27,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:07:27,887 INFO L85 PathProgramCache]: Analyzing trace with hash -1722452141, now seen corresponding path program 1 times [2024-11-06 12:07:27,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:07:27,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [915846882] [2024-11-06 12:07:27,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:07:27,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:27,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:07:27,891 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:07:27,893 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-06 12:07:29,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:07:29,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 2377 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 12:07:29,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:07:30,247 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2024-11-06 12:07:30,247 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:07:30,248 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:07:30,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [915846882] [2024-11-06 12:07:30,248 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [915846882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:07:30,248 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:07:30,248 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 12:07:30,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958940812] [2024-11-06 12:07:30,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:07:30,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 12:07:30,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:07:30,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 12:07:30,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:07:30,250 INFO L87 Difference]: Start difference. First operand 540 states and 706 transitions. Second operand has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-06 12:07:34,306 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 12:07:34,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:07:34,683 INFO L93 Difference]: Finished difference Result 1042 states and 1364 transitions. [2024-11-06 12:07:34,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 12:07:34,684 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 333 [2024-11-06 12:07:34,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:07:34,688 INFO L225 Difference]: With dead ends: 1042 [2024-11-06 12:07:34,688 INFO L226 Difference]: Without dead ends: 542 [2024-11-06 12:07:34,690 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 330 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:07:34,690 INFO L432 NwaCegarLoop]: 616 mSDtfsCounter, 0 mSDsluCounter, 1220 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1836 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-11-06 12:07:34,690 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1836 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 1 Unknown, 0 Unchecked, 4.4s Time] [2024-11-06 12:07:34,691 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2024-11-06 12:07:34,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 540. [2024-11-06 12:07:34,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 540 states, 385 states have (on average 1.251948051948052) internal successors, (482), 393 states have internal predecessors, (482), 111 states have call successors, (111), 42 states have call predecessors, (111), 43 states have return successors, (113), 112 states have call predecessors, (113), 111 states have call successors, (113) [2024-11-06 12:07:34,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 706 transitions. [2024-11-06 12:07:34,707 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 706 transitions. Word has length 333 [2024-11-06 12:07:34,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:07:34,708 INFO L471 AbstractCegarLoop]: Abstraction has 540 states and 706 transitions. [2024-11-06 12:07:34,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-06 12:07:34,708 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 706 transitions. [2024-11-06 12:07:34,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2024-11-06 12:07:34,711 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:07:34,711 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:07:34,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-11-06 12:07:34,912 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:34,913 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:07:34,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:07:34,913 INFO L85 PathProgramCache]: Analyzing trace with hash 725317335, now seen corresponding path program 1 times [2024-11-06 12:07:34,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:07:34,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1467088854] [2024-11-06 12:07:34,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:07:34,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:34,915 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:07:34,917 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:07:34,918 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-06 12:07:36,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:07:36,702 INFO L255 TraceCheckSpWp]: Trace formula consists of 2348 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-06 12:07:36,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:07:36,925 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 526 trivial. 0 not checked. [2024-11-06 12:07:36,926 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:07:36,926 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:07:36,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1467088854] [2024-11-06 12:07:36,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1467088854] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:07:36,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:07:36,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-06 12:07:36,931 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506697983] [2024-11-06 12:07:36,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:07:36,931 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-06 12:07:36,931 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:07:36,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-06 12:07:36,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:07:36,932 INFO L87 Difference]: Start difference. First operand 540 states and 706 transitions. Second operand has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-06 12:07:40,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-06 12:07:41,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:07:41,137 INFO L93 Difference]: Finished difference Result 1041 states and 1363 transitions. [2024-11-06 12:07:41,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-06 12:07:41,138 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 334 [2024-11-06 12:07:41,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:07:41,142 INFO L225 Difference]: With dead ends: 1041 [2024-11-06 12:07:41,142 INFO L226 Difference]: Without dead ends: 541 [2024-11-06 12:07:41,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 333 GetRequests, 332 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-06 12:07:41,145 INFO L432 NwaCegarLoop]: 615 mSDtfsCounter, 0 mSDsluCounter, 609 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1224 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-11-06 12:07:41,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1224 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 1 Unknown, 0 Unchecked, 4.2s Time] [2024-11-06 12:07:41,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2024-11-06 12:07:41,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 541. [2024-11-06 12:07:41,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 541 states, 386 states have (on average 1.2512953367875648) internal successors, (483), 394 states have internal predecessors, (483), 111 states have call successors, (111), 42 states have call predecessors, (111), 43 states have return successors, (113), 112 states have call predecessors, (113), 111 states have call successors, (113) [2024-11-06 12:07:41,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 707 transitions. [2024-11-06 12:07:41,161 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 707 transitions. Word has length 334 [2024-11-06 12:07:41,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:07:41,161 INFO L471 AbstractCegarLoop]: Abstraction has 541 states and 707 transitions. [2024-11-06 12:07:41,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 49.0) internal successors, (147), 3 states have internal predecessors, (147), 2 states have call successors, (34), 2 states have call predecessors, (34), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-06 12:07:41,162 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 707 transitions. [2024-11-06 12:07:41,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 340 [2024-11-06 12:07:41,164 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:07:41,164 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:07:41,208 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-11-06 12:07:41,364 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:41,365 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:07:41,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:07:41,366 INFO L85 PathProgramCache]: Analyzing trace with hash -349618346, now seen corresponding path program 1 times [2024-11-06 12:07:41,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:07:41,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [58846905] [2024-11-06 12:07:41,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:07:41,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:41,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:07:41,369 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:07:41,371 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-06 12:07:43,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:07:43,269 INFO L255 TraceCheckSpWp]: Trace formula consists of 2234 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-06 12:07:43,277 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-06 12:07:44,002 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2024-11-06 12:07:44,002 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-06 12:07:44,003 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-06 12:07:44,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [58846905] [2024-11-06 12:07:44,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [58846905] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-06 12:07:44,003 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-06 12:07:44,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-06 12:07:44,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399940447] [2024-11-06 12:07:44,003 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-06 12:07:44,004 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-06 12:07:44,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-06 12:07:44,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-06 12:07:44,005 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:07:44,005 INFO L87 Difference]: Start difference. First operand 541 states and 707 transitions. Second operand has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-06 12:07:44,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-06 12:07:44,381 INFO L93 Difference]: Finished difference Result 1054 states and 1378 transitions. [2024-11-06 12:07:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-06 12:07:44,383 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 339 [2024-11-06 12:07:44,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-06 12:07:44,386 INFO L225 Difference]: With dead ends: 1054 [2024-11-06 12:07:44,386 INFO L226 Difference]: Without dead ends: 542 [2024-11-06 12:07:44,388 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-06 12:07:44,388 INFO L432 NwaCegarLoop]: 614 mSDtfsCounter, 0 mSDsluCounter, 1222 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1836 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-06 12:07:44,388 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1836 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-06 12:07:44,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2024-11-06 12:07:44,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 542. [2024-11-06 12:07:44,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 542 states, 387 states have (on average 1.2506459948320414) internal successors, (484), 395 states have internal predecessors, (484), 111 states have call successors, (111), 42 states have call predecessors, (111), 43 states have return successors, (113), 112 states have call predecessors, (113), 111 states have call successors, (113) [2024-11-06 12:07:44,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 542 states and 708 transitions. [2024-11-06 12:07:44,403 INFO L78 Accepts]: Start accepts. Automaton has 542 states and 708 transitions. Word has length 339 [2024-11-06 12:07:44,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-06 12:07:44,404 INFO L471 AbstractCegarLoop]: Abstraction has 542 states and 708 transitions. [2024-11-06 12:07:44,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 2 states have call successors, (36), 2 states have call predecessors, (36), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-11-06 12:07:44,404 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 708 transitions. [2024-11-06 12:07:44,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 336 [2024-11-06 12:07:44,406 INFO L207 NwaCegarLoop]: Found error trace [2024-11-06 12:07:44,406 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-06 12:07:44,447 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-11-06 12:07:44,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:44,608 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-06 12:07:44,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-06 12:07:44,608 INFO L85 PathProgramCache]: Analyzing trace with hash -1427811233, now seen corresponding path program 1 times [2024-11-06 12:07:44,610 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-06 12:07:44,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2082276493] [2024-11-06 12:07:44,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-06 12:07:44,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-06 12:07:44,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-06 12:07:44,612 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-06 12:07:44,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-06 12:07:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-06 12:07:46,647 INFO L255 TraceCheckSpWp]: Trace formula consists of 2397 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-06 12:07:46,654 INFO L278 TraceCheckSpWp]: Computing forward predicates...