./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash aa00a102435cd9be2574d2e777aad2e91126f080f8422a74b94328a4b8d020d8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 13:46:33,709 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 13:46:33,765 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-24 13:46:33,770 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 13:46:33,770 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 13:46:33,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 13:46:33,793 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 13:46:33,793 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 13:46:33,794 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 13:46:33,795 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 13:46:33,795 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 13:46:33,795 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 13:46:33,795 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 13:46:33,796 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 13:46:33,796 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 13:46:33,796 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 13:46:33,796 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 13:46:33,796 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 13:46:33,797 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 13:46:33,797 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 13:46:33,797 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 13:46:33,800 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 13:46:33,800 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 13:46:33,800 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 13:46:33,800 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 13:46:33,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 13:46:33,800 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 13:46:33,801 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 13:46:33,801 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 13:46:33,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:46:33,801 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 13:46:33,801 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 13:46:33,801 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 13:46:33,801 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 13:46:33,802 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 13:46:33,802 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 13:46:33,802 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 13:46:33,802 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 13:46:33,802 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 13:46:33,802 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa00a102435cd9be2574d2e777aad2e91126f080f8422a74b94328a4b8d020d8 [2024-10-24 13:46:33,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 13:46:34,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 13:46:34,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 13:46:34,017 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 13:46:34,018 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 13:46:34,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-24 13:46:35,239 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 13:46:35,561 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 13:46:35,561 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-24 13:46:35,593 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9240659aa/f34a5d98ab83453bb9452d7efb0e270c/FLAGa7e9bee7f [2024-10-24 13:46:35,608 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9240659aa/f34a5d98ab83453bb9452d7efb0e270c [2024-10-24 13:46:35,610 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 13:46:35,612 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 13:46:35,614 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 13:46:35,614 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 13:46:35,619 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 13:46:35,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:46:35" (1/1) ... [2024-10-24 13:46:35,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79f5d575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:35, skipping insertion in model container [2024-10-24 13:46:35,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 01:46:35" (1/1) ... [2024-10-24 13:46:35,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 13:46:36,410 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/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] [2024-10-24 13:46:36,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:46:36,456 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 13:46:36,501 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapl %0": "=r" (val): "0" (val)); [2762] [2024-10-24 13:46:36,503 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("bswapq %0": "=r" (val): "0" (val)); [2769] [2024-10-24 13:46:36,596 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/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] [2024-10-24 13:46:36,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 13:46:36,653 INFO L204 MainTranslator]: Completed translation [2024-10-24 13:46:36,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36 WrapperNode [2024-10-24 13:46:36,655 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 13:46:36,655 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 13:46:36,656 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 13:46:36,656 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 13:46:36,661 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:36,702 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:36,768 INFO L138 Inliner]: procedures = 150, calls = 795, calls flagged for inlining = 63, calls inlined = 45, statements flattened = 1743 [2024-10-24 13:46:36,771 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 13:46:36,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 13:46:36,772 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 13:46:36,772 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 13:46:36,780 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:36,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:36,831 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:36,933 INFO L175 MemorySlicer]: Split 390 memory accesses to 11 slices as follows [4, 2, 25, 4, 14, 52, 10, 9, 261, 8, 1]. 67 percent of accesses are in the largest equivalence class. The 183 initializations are split as follows [0, 2, 20, 4, 14, 48, 10, 3, 74, 8, 0]. The 78 writes are split as follows [2, 0, 0, 0, 0, 0, 0, 0, 76, 0, 0]. [2024-10-24 13:46:36,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:36,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:36,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:36,984 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:37,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:37,011 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:37,028 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 13:46:37,029 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 13:46:37,029 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 13:46:37,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 13:46:37,030 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (1/1) ... [2024-10-24 13:46:37,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 13:46:37,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:46:37,062 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) [2024-10-24 13:46:37,063 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 [2024-10-24 13:46:37,098 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-10-24 13:46:37,098 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-10-24 13:46:37,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-24 13:46:37,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-24 13:46:37,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-24 13:46:37,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-10-24 13:46:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_add [2024-10-24 13:46:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_add [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-24 13:46:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-24 13:46:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-24 13:46:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-10-24 13:46:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-10-24 13:46:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-10-24 13:46:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-10-24 13:46:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-10-24 13:46:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-24 13:46:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-24 13:46:37,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-24 13:46:37,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-24 13:46:37,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2024-10-24 13:46:37,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-10-24 13:46:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2024-10-24 13:46:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure aem_init_ipmi_data [2024-10-24 13:46:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_init_ipmi_data [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2024-10-24 13:46:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-24 13:46:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-10-24 13:46:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2024-10-24 13:46:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-24 13:46:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2024-10-24 13:46:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2024-10-24 13:46:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 13:46:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure aem_delete [2024-10-24 13:46:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_delete [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2024-10-24 13:46:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file [2024-10-24 13:46:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 13:46:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_get [2024-10-24 13:46:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_get [2024-10-24 13:46:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_destroy_user [2024-10-24 13:46:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_destroy_user [2024-10-24 13:46:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2024-10-24 13:46:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2024-10-24 13:46:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 13:46:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 13:46:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 13:46:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 13:46:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 13:46:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 13:46:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 13:46:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 13:46:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 13:46:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 13:46:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-24 13:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 13:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 13:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 13:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 13:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 13:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 13:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 13:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 13:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 13:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 13:46:37,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 13:46:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-24 13:46:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2024-10-24 13:46:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2024-10-24 13:46:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-24 13:46:37,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-24 13:46:37,109 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2024-10-24 13:46:37,113 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2024-10-24 13:46:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_6 [2024-10-24 13:46:37,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_6 [2024-10-24 13:46:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure aem_send_message [2024-10-24 13:46:37,113 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_send_message [2024-10-24 13:46:37,113 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2024-10-24 13:46:37,113 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure aem_register_sensors [2024-10-24 13:46:37,114 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_register_sensors [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2024-10-24 13:46:37,114 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-24 13:46:37,114 INFO L130 BoogieDeclarations]: Found specification of procedure aem_idr_put [2024-10-24 13:46:37,115 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_idr_put [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2024-10-24 13:46:37,115 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-10-24 13:46:37,115 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2024-10-24 13:46:37,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-24 13:46:37,115 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-24 13:46:37,115 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-24 13:46:37,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_free_recv_msg [2024-10-24 13:46:37,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_free_recv_msg [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-10-24 13:46:37,116 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-10-24 13:46:37,116 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-10-24 13:46:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 13:46:37,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 13:46:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure aem_remove_sensors [2024-10-24 13:46:37,117 INFO L138 BoogieDeclarations]: Found implementation of procedure aem_remove_sensors [2024-10-24 13:46:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_alloc [2024-10-24 13:46:37,117 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_alloc [2024-10-24 13:46:37,117 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-24 13:46:37,117 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-24 13:46:37,422 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 13:46:37,424 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 13:46:37,460 INFO L733 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2024-10-24 13:46:38,809 INFO L? ?]: Removed 611 outVars from TransFormulas that were not future-live. [2024-10-24 13:46:38,810 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 13:46:38,934 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 13:46:38,934 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-24 13:46:38,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:46:38 BoogieIcfgContainer [2024-10-24 13:46:38,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 13:46:38,936 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 13:46:38,936 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 13:46:38,939 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 13:46:38,939 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 01:46:35" (1/3) ... [2024-10-24 13:46:38,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bdaec67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:46:38, skipping insertion in model container [2024-10-24 13:46:38,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 01:46:36" (2/3) ... [2024-10-24 13:46:38,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bdaec67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 01:46:38, skipping insertion in model container [2024-10-24 13:46:38,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 01:46:38" (3/3) ... [2024-10-24 13:46:38,943 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-4ee267b-1-130_7a-drivers--hwmon--ibmaem.ko-entry_point_ldv-val-v0.8.cil.out.i [2024-10-24 13:46:38,955 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 13:46:38,956 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 13:46:39,015 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 13:46:39,020 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;@5c439859, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 13:46:39,021 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 13:46:39,028 INFO L276 IsEmpty]: Start isEmpty. Operand has 423 states, 271 states have (on average 1.3468634686346863) internal successors, (365), 284 states have internal predecessors, (365), 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) [2024-10-24 13:46:39,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-10-24 13:46:39,052 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:46:39,053 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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] [2024-10-24 13:46:39,053 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:46:39,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:46:39,058 INFO L85 PathProgramCache]: Analyzing trace with hash 645954002, now seen corresponding path program 1 times [2024-10-24 13:46:39,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:46:39,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366722481] [2024-10-24 13:46:39,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:46:39,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:46:39,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:46:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:46:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:39,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:46:39,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:46:39,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:46:39,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:39,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:46:39,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:39,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:46:39,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:39,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:46:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:39,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:46:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:46:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 13:46:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 13:46:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 13:46:39,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 13:46:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:46:39,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:46:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:46:39,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 13:46:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 13:46:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 13:46:39,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-24 13:46:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 13:46:39,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-24 13:46:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:39,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 13:46:39,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:39,941 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 443 trivial. 0 not checked. [2024-10-24 13:46:39,941 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:46:39,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366722481] [2024-10-24 13:46:39,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [366722481] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:46:39,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:46:39,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-24 13:46:39,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91865418] [2024-10-24 13:46:39,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:46:39,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 13:46:39,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:46:39,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 13:46:39,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-10-24 13:46:39,968 INFO L87 Difference]: Start difference. First operand has 423 states, 271 states have (on average 1.3468634686346863) internal successors, (365), 284 states have internal predecessors, (365), 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 8 states, 8 states have (on average 11.375) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (32), 8 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-10-24 13:46:41,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:46:41,742 INFO L93 Difference]: Finished difference Result 873 states and 1246 transitions. [2024-10-24 13:46:41,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-24 13:46:41,744 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (32), 8 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 249 [2024-10-24 13:46:41,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:46:41,754 INFO L225 Difference]: With dead ends: 873 [2024-10-24 13:46:41,754 INFO L226 Difference]: Without dead ends: 438 [2024-10-24 13:46:41,758 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2024-10-24 13:46:41,762 INFO L432 NwaCegarLoop]: 357 mSDtfsCounter, 397 mSDsluCounter, 564 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 450 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 402 SdHoareTripleChecker+Valid, 921 SdHoareTripleChecker+Invalid, 1220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 450 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-10-24 13:46:41,762 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [402 Valid, 921 Invalid, 1220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [450 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-10-24 13:46:41,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2024-10-24 13:46:41,824 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 409. [2024-10-24 13:46:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 266 states have (on average 1.3120300751879699) internal successors, (349), 272 states have internal predecessors, (349), 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) [2024-10-24 13:46:41,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 559 transitions. [2024-10-24 13:46:41,830 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 559 transitions. Word has length 249 [2024-10-24 13:46:41,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:46:41,831 INFO L471 AbstractCegarLoop]: Abstraction has 409 states and 559 transitions. [2024-10-24 13:46:41,831 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.375) internal successors, (91), 2 states have internal predecessors, (91), 2 states have call successors, (32), 8 states have call predecessors, (32), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-10-24 13:46:41,831 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 559 transitions. [2024-10-24 13:46:41,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-10-24 13:46:41,835 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:46:41,835 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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] [2024-10-24 13:46:41,836 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 13:46:41,836 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:46:41,836 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:46:41,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1556196736, now seen corresponding path program 1 times [2024-10-24 13:46:41,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:46:41,837 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688217874] [2024-10-24 13:46:41,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:46:41,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:46:41,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:46:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:46:42,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:42,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:46:42,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:46:42,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:42,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:46:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:46:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:42,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:46:42,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:46:42,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:46:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:46:42,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-24 13:46:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-10-24 13:46:42,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2024-10-24 13:46:42,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 13:46:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2024-10-24 13:46:42,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2024-10-24 13:46:42,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:46:42,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 13:46:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 13:46:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 13:46:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-24 13:46:42,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 13:46:42,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-10-24 13:46:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:42,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 13:46:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:42,425 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 443 trivial. 0 not checked. [2024-10-24 13:46:42,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:46:42,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688217874] [2024-10-24 13:46:42,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [688217874] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:46:42,427 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:46:42,427 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-24 13:46:42,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341527260] [2024-10-24 13:46:42,427 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:46:42,428 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-24 13:46:42,429 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:46:42,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-24 13:46:42,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-24 13:46:42,429 INFO L87 Difference]: Start difference. First operand 409 states and 559 transitions. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (32), 8 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-10-24 13:46:45,187 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:46:45,187 INFO L93 Difference]: Finished difference Result 884 states and 1212 transitions. [2024-10-24 13:46:45,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-24 13:46:45,188 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (32), 8 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 249 [2024-10-24 13:46:45,188 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:46:45,192 INFO L225 Difference]: With dead ends: 884 [2024-10-24 13:46:45,192 INFO L226 Difference]: Without dead ends: 507 [2024-10-24 13:46:45,194 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2024-10-24 13:46:45,194 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 486 mSDsluCounter, 916 mSDsCounter, 0 mSdLazyCounter, 1262 mSolverCounterSat, 432 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 1254 SdHoareTripleChecker+Invalid, 1694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 432 IncrementalHoareTripleChecker+Valid, 1262 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-10-24 13:46:45,195 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 1254 Invalid, 1694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [432 Valid, 1262 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-10-24 13:46:45,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2024-10-24 13:46:45,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 474. [2024-10-24 13:46:45,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 316 states have (on average 1.3259493670886076) internal successors, (419), 322 states have internal predecessors, (419), 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) [2024-10-24 13:46:45,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 645 transitions. [2024-10-24 13:46:45,223 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 645 transitions. Word has length 249 [2024-10-24 13:46:45,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:46:45,223 INFO L471 AbstractCegarLoop]: Abstraction has 474 states and 645 transitions. [2024-10-24 13:46:45,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 3 states have internal predecessors, (91), 2 states have call successors, (32), 8 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-10-24 13:46:45,224 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 645 transitions. [2024-10-24 13:46:45,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2024-10-24 13:46:45,227 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:46:45,227 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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] [2024-10-24 13:46:45,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 13:46:45,227 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:46:45,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:46:45,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1902074581, now seen corresponding path program 1 times [2024-10-24 13:46:45,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:46:45,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [74384720] [2024-10-24 13:46:45,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:46:45,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:46:45,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:45,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:46:45,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:46:45,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:45,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:46:45,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:46:45,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:45,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:46:45,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,578 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:46:45,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:45,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:46:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:45,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:46:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:45,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:46:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:46:45,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:46:45,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:46:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:46:45,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 13:46:45,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-24 13:46:45,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 13:46:45,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:46:45,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 13:46:45,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 13:46:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 13:46:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-24 13:46:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 13:46:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-24 13:46:45,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2024-10-24 13:46:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:45,729 INFO L134 CoverageAnalysis]: Checked inductivity of 446 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2024-10-24 13:46:45,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:46:45,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [74384720] [2024-10-24 13:46:45,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [74384720] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:46:45,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:46:45,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-24 13:46:45,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178899009] [2024-10-24 13:46:45,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:46:45,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-24 13:46:45,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:46:45,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-24 13:46:45,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-10-24 13:46:45,733 INFO L87 Difference]: Start difference. First operand 474 states and 645 transitions. Second operand has 9 states, 9 states have (on average 11.11111111111111) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (32), 8 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-10-24 13:46:48,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:46:48,077 INFO L93 Difference]: Finished difference Result 948 states and 1298 transitions. [2024-10-24 13:46:48,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 13:46:48,078 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 11.11111111111111) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (32), 8 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 260 [2024-10-24 13:46:48,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:46:48,082 INFO L225 Difference]: With dead ends: 948 [2024-10-24 13:46:48,083 INFO L226 Difference]: Without dead ends: 508 [2024-10-24 13:46:48,084 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-10-24 13:46:48,084 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 391 mSDsluCounter, 938 mSDsCounter, 0 mSdLazyCounter, 1219 mSolverCounterSat, 414 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 396 SdHoareTripleChecker+Valid, 1276 SdHoareTripleChecker+Invalid, 1633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 414 IncrementalHoareTripleChecker+Valid, 1219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-10-24 13:46:48,084 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [396 Valid, 1276 Invalid, 1633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [414 Valid, 1219 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-10-24 13:46:48,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2024-10-24 13:46:48,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 475. [2024-10-24 13:46:48,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 475 states, 317 states have (on average 1.3249211356466877) internal successors, (420), 323 states have internal predecessors, (420), 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) [2024-10-24 13:46:48,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 475 states and 646 transitions. [2024-10-24 13:46:48,105 INFO L78 Accepts]: Start accepts. Automaton has 475 states and 646 transitions. Word has length 260 [2024-10-24 13:46:48,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:46:48,105 INFO L471 AbstractCegarLoop]: Abstraction has 475 states and 646 transitions. [2024-10-24 13:46:48,105 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 11.11111111111111) internal successors, (100), 3 states have internal predecessors, (100), 2 states have call successors, (32), 8 states have call predecessors, (32), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2024-10-24 13:46:48,105 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 646 transitions. [2024-10-24 13:46:48,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2024-10-24 13:46:48,108 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:46:48,108 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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] [2024-10-24 13:46:48,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 13:46:48,108 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:46:48,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:46:48,109 INFO L85 PathProgramCache]: Analyzing trace with hash -1618051811, now seen corresponding path program 1 times [2024-10-24 13:46:48,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:46:48,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719103390] [2024-10-24 13:46:48,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:46:48,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:46:48,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:48,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:46:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:48,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:46:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:48,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:46:48,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:48,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:46:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:46:48,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:48,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:46:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:46:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:46:48,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:46:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:46:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:46:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:46:48,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:46:48,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 13:46:48,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-24 13:46:48,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 13:46:48,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:48,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:46:48,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:49,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 13:46:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:49,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:49,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 13:46:49,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:49,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 13:46:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:49,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-24 13:46:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:49,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 13:46:49,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:49,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:49,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 13:46:49,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:49,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:49,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-24 13:46:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:49,067 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2024-10-24 13:46:49,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:46:49,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719103390] [2024-10-24 13:46:49,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719103390] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:46:49,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:46:49,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-24 13:46:49,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625790005] [2024-10-24 13:46:49,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:46:49,068 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-24 13:46:49,068 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:46:49,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-24 13:46:49,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-10-24 13:46:49,069 INFO L87 Difference]: Start difference. First operand 475 states and 646 transitions. Second operand has 11 states, 11 states have (on average 9.181818181818182) internal successors, (101), 5 states have internal predecessors, (101), 3 states have call successors, (32), 8 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-10-24 13:46:52,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:46:52,757 INFO L93 Difference]: Finished difference Result 1452 states and 2016 transitions. [2024-10-24 13:46:52,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-24 13:46:52,758 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.181818181818182) internal successors, (101), 5 states have internal predecessors, (101), 3 states have call successors, (32), 8 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 261 [2024-10-24 13:46:52,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:46:52,767 INFO L225 Difference]: With dead ends: 1452 [2024-10-24 13:46:52,768 INFO L226 Difference]: Without dead ends: 1450 [2024-10-24 13:46:52,768 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=171, Invalid=531, Unknown=0, NotChecked=0, Total=702 [2024-10-24 13:46:52,771 INFO L432 NwaCegarLoop]: 359 mSDtfsCounter, 2242 mSDsluCounter, 1212 mSDsCounter, 0 mSdLazyCounter, 1881 mSolverCounterSat, 1961 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2353 SdHoareTripleChecker+Valid, 1571 SdHoareTripleChecker+Invalid, 3842 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1961 IncrementalHoareTripleChecker+Valid, 1881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-10-24 13:46:52,771 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2353 Valid, 1571 Invalid, 3842 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1961 Valid, 1881 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-10-24 13:46:52,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1450 states. [2024-10-24 13:46:52,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1450 to 1355. [2024-10-24 13:46:52,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1355 states, 914 states have (on average 1.3336980306345734) internal successors, (1219), 932 states have internal predecessors, (1219), 313 states have call successors, (313), 127 states have call predecessors, (313), 127 states have return successors, (327), 313 states have call predecessors, (327), 313 states have call successors, (327) [2024-10-24 13:46:52,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1355 states and 1859 transitions. [2024-10-24 13:46:52,875 INFO L78 Accepts]: Start accepts. Automaton has 1355 states and 1859 transitions. Word has length 261 [2024-10-24 13:46:52,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:46:52,877 INFO L471 AbstractCegarLoop]: Abstraction has 1355 states and 1859 transitions. [2024-10-24 13:46:52,877 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.181818181818182) internal successors, (101), 5 states have internal predecessors, (101), 3 states have call successors, (32), 8 states have call predecessors, (32), 1 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-10-24 13:46:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 1355 states and 1859 transitions. [2024-10-24 13:46:52,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2024-10-24 13:46:52,880 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:46:52,881 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:46:52,881 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 13:46:52,881 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:46:52,881 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:46:52,881 INFO L85 PathProgramCache]: Analyzing trace with hash -2003370620, now seen corresponding path program 1 times [2024-10-24 13:46:52,881 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:46:52,881 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120324368] [2024-10-24 13:46:52,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:46:52,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:46:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:53,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:46:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:53,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:46:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:46:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:46:53,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:53,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:46:53,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:53,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:46:53,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:53,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:46:53,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:53,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:46:53,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:46:53,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:46:53,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:46:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:46:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:46:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 13:46:53,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 13:46:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 13:46:53,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 13:46:53,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 13:46:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:46:53,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 13:46:53,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 13:46:53,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 13:46:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-24 13:46:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 13:46:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-10-24 13:46:53,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2024-10-24 13:46:53,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 13:46:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:53,411 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2024-10-24 13:46:53,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:46:53,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120324368] [2024-10-24 13:46:53,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120324368] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:46:53,411 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:46:53,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-24 13:46:53,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601050608] [2024-10-24 13:46:53,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:46:53,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-24 13:46:53,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:46:53,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-24 13:46:53,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-10-24 13:46:53,413 INFO L87 Difference]: Start difference. First operand 1355 states and 1859 transitions. Second operand has 10 states, 10 states have (on average 11.8) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (36), 9 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-10-24 13:46:55,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:46:55,868 INFO L93 Difference]: Finished difference Result 2828 states and 3929 transitions. [2024-10-24 13:46:55,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 13:46:55,869 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.8) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (36), 9 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 292 [2024-10-24 13:46:55,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:46:55,876 INFO L225 Difference]: With dead ends: 2828 [2024-10-24 13:46:55,876 INFO L226 Difference]: Without dead ends: 1511 [2024-10-24 13:46:55,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2024-10-24 13:46:55,879 INFO L432 NwaCegarLoop]: 342 mSDtfsCounter, 611 mSDsluCounter, 1140 mSDsCounter, 0 mSdLazyCounter, 1478 mSolverCounterSat, 714 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 1482 SdHoareTripleChecker+Invalid, 2192 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 714 IncrementalHoareTripleChecker+Valid, 1478 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-10-24 13:46:55,881 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [611 Valid, 1482 Invalid, 2192 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [714 Valid, 1478 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-10-24 13:46:55,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1511 states. [2024-10-24 13:46:55,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1511 to 1400. [2024-10-24 13:46:55,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1400 states, 945 states have (on average 1.3333333333333333) internal successors, (1260), 967 states have internal predecessors, (1260), 323 states have call successors, (323), 127 states have call predecessors, (323), 131 states have return successors, (351), 323 states have call predecessors, (351), 323 states have call successors, (351) [2024-10-24 13:46:55,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1400 states and 1934 transitions. [2024-10-24 13:46:55,960 INFO L78 Accepts]: Start accepts. Automaton has 1400 states and 1934 transitions. Word has length 292 [2024-10-24 13:46:55,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:46:55,961 INFO L471 AbstractCegarLoop]: Abstraction has 1400 states and 1934 transitions. [2024-10-24 13:46:55,962 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.8) internal successors, (118), 3 states have internal predecessors, (118), 2 states have call successors, (36), 9 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-10-24 13:46:55,962 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1934 transitions. [2024-10-24 13:46:55,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2024-10-24 13:46:55,966 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:46:55,966 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:46:55,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 13:46:55,967 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:46:55,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:46:55,968 INFO L85 PathProgramCache]: Analyzing trace with hash -1693451504, now seen corresponding path program 1 times [2024-10-24 13:46:55,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:46:55,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57020160] [2024-10-24 13:46:55,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:46:55,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:46:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:56,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:46:56,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:46:56,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:46:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:46:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:56,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:46:56,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:56,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:46:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:56,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:46:56,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:56,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:46:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:46:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:46:56,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:46:56,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:46:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:46:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:46:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 13:46:56,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-24 13:46:56,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 13:46:56,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:46:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-24 13:46:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-24 13:46:56,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-24 13:46:56,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-24 13:46:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-24 13:46:56,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 13:46:56,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-10-24 13:46:56,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:46:56,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-24 13:46:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:46:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-10-24 13:46:56,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:46:56,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57020160] [2024-10-24 13:46:56,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57020160] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:46:56,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:46:56,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-24 13:46:56,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410884970] [2024-10-24 13:46:56,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:46:56,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-24 13:46:56,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:46:56,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-24 13:46:56,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-10-24 13:46:56,518 INFO L87 Difference]: Start difference. First operand 1400 states and 1934 transitions. Second operand has 12 states, 12 states have (on average 9.25) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (34), 9 states have call predecessors, (34), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2024-10-24 13:46:59,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:46:59,363 INFO L93 Difference]: Finished difference Result 2885 states and 4019 transitions. [2024-10-24 13:46:59,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-24 13:46:59,364 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 9.25) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (34), 9 states have call predecessors, (34), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) Word has length 278 [2024-10-24 13:46:59,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:46:59,372 INFO L225 Difference]: With dead ends: 2885 [2024-10-24 13:46:59,372 INFO L226 Difference]: Without dead ends: 1523 [2024-10-24 13:46:59,375 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2024-10-24 13:46:59,376 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 589 mSDsluCounter, 1668 mSDsCounter, 0 mSdLazyCounter, 2110 mSolverCounterSat, 698 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 2008 SdHoareTripleChecker+Invalid, 2808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 698 IncrementalHoareTripleChecker+Valid, 2110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-10-24 13:46:59,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [589 Valid, 2008 Invalid, 2808 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [698 Valid, 2110 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-10-24 13:46:59,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1523 states. [2024-10-24 13:46:59,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1523 to 1412. [2024-10-24 13:46:59,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1412 states, 954 states have (on average 1.330188679245283) internal successors, (1269), 976 states have internal predecessors, (1269), 323 states have call successors, (323), 127 states have call predecessors, (323), 134 states have return successors, (357), 326 states have call predecessors, (357), 323 states have call successors, (357) [2024-10-24 13:46:59,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1412 states to 1412 states and 1949 transitions. [2024-10-24 13:46:59,457 INFO L78 Accepts]: Start accepts. Automaton has 1412 states and 1949 transitions. Word has length 278 [2024-10-24 13:46:59,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:46:59,457 INFO L471 AbstractCegarLoop]: Abstraction has 1412 states and 1949 transitions. [2024-10-24 13:46:59,458 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 9.25) internal successors, (111), 4 states have internal predecessors, (111), 2 states have call successors, (34), 9 states have call predecessors, (34), 2 states have return successors, (32), 3 states have call predecessors, (32), 2 states have call successors, (32) [2024-10-24 13:46:59,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1412 states and 1949 transitions. [2024-10-24 13:46:59,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-10-24 13:46:59,460 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:46:59,461 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 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] [2024-10-24 13:46:59,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 13:46:59,461 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:46:59,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:46:59,461 INFO L85 PathProgramCache]: Analyzing trace with hash 371836871, now seen corresponding path program 1 times [2024-10-24 13:46:59,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:46:59,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080182280] [2024-10-24 13:46:59,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:46:59,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:46:59,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:00,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:00,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:00,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:00,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:00,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:00,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:00,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:00,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:00,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:00,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:00,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:00,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:00,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 13:47:00,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2024-10-24 13:47:00,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-24 13:47:00,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 13:47:00,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 13:47:00,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:00,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 13:47:00,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 13:47:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 13:47:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 13:47:00,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 13:47:00,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 13:47:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-24 13:47:00,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-24 13:47:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:00,583 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2024-10-24 13:47:00,584 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:00,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080182280] [2024-10-24 13:47:00,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080182280] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:47:00,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1826125442] [2024-10-24 13:47:00,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:00,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:47:00,585 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:47:00,586 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) [2024-10-24 13:47:00,587 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-24 13:47:01,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:01,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 2789 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-24 13:47:01,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:47:01,357 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2024-10-24 13:47:01,357 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:47:01,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1826125442] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:01,357 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 13:47:01,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [14] total 16 [2024-10-24 13:47:01,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027449046] [2024-10-24 13:47:01,358 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:01,358 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 13:47:01,358 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:01,359 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 13:47:01,359 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2024-10-24 13:47:01,359 INFO L87 Difference]: Start difference. First operand 1412 states and 1949 transitions. Second operand has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-24 13:47:02,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:02,244 INFO L93 Difference]: Finished difference Result 2792 states and 3859 transitions. [2024-10-24 13:47:02,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 13:47:02,244 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 295 [2024-10-24 13:47:02,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:02,252 INFO L225 Difference]: With dead ends: 2792 [2024-10-24 13:47:02,252 INFO L226 Difference]: Without dead ends: 1418 [2024-10-24 13:47:02,255 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2024-10-24 13:47:02,256 INFO L432 NwaCegarLoop]: 493 mSDtfsCounter, 0 mSDsluCounter, 978 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:02,256 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1471 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-10-24 13:47:02,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1418 states. [2024-10-24 13:47:02,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1418 to 1418. [2024-10-24 13:47:02,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1418 states, 960 states have (on average 1.328125) internal successors, (1275), 982 states have internal predecessors, (1275), 323 states have call successors, (323), 127 states have call predecessors, (323), 134 states have return successors, (357), 326 states have call predecessors, (357), 323 states have call successors, (357) [2024-10-24 13:47:02,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 1418 states and 1955 transitions. [2024-10-24 13:47:02,312 INFO L78 Accepts]: Start accepts. Automaton has 1418 states and 1955 transitions. Word has length 295 [2024-10-24 13:47:02,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:02,313 INFO L471 AbstractCegarLoop]: Abstraction has 1418 states and 1955 transitions. [2024-10-24 13:47:02,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-24 13:47:02,313 INFO L276 IsEmpty]: Start isEmpty. Operand 1418 states and 1955 transitions. [2024-10-24 13:47:02,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2024-10-24 13:47:02,315 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:02,315 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:47:02,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-24 13:47:02,515 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:47:02,516 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:02,516 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:02,517 INFO L85 PathProgramCache]: Analyzing trace with hash 99892785, now seen corresponding path program 1 times [2024-10-24 13:47:02,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:02,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1428666986] [2024-10-24 13:47:02,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:02,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:02,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:02,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:02,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:02,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:02,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:02,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:02,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:02,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:02,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:02,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:02,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:02,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:02,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:02,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:02,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:02,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:02,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:02,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 13:47:03,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 13:47:03,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-10-24 13:47:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 13:47:03,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-24 13:47:03,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:03,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-10-24 13:47:03,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-10-24 13:47:03,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 13:47:03,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 13:47:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-10-24 13:47:03,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:03,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 13:47:03,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-10-24 13:47:03,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:03,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2024-10-24 13:47:03,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,122 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2024-10-24 13:47:03,122 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:03,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1428666986] [2024-10-24 13:47:03,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1428666986] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:47:03,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327227770] [2024-10-24 13:47:03,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:03,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:47:03,123 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:47:03,124 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) [2024-10-24 13:47:03,125 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-24 13:47:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:03,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 2940 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-24 13:47:03,950 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:47:03,984 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2024-10-24 13:47:03,984 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:47:03,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1327227770] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:03,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 13:47:03,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11] total 13 [2024-10-24 13:47:03,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116290543] [2024-10-24 13:47:03,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:03,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 13:47:03,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:03,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 13:47:03,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-10-24 13:47:03,986 INFO L87 Difference]: Start difference. First operand 1418 states and 1955 transitions. Second operand has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-10-24 13:47:04,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:04,462 INFO L93 Difference]: Finished difference Result 2804 states and 3871 transitions. [2024-10-24 13:47:04,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 13:47:04,462 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 293 [2024-10-24 13:47:04,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:04,469 INFO L225 Difference]: With dead ends: 2804 [2024-10-24 13:47:04,469 INFO L226 Difference]: Without dead ends: 1424 [2024-10-24 13:47:04,472 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 385 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-10-24 13:47:04,473 INFO L432 NwaCegarLoop]: 493 mSDtfsCounter, 0 mSDsluCounter, 978 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:04,473 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1471 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 13:47:04,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1424 states. [2024-10-24 13:47:04,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1424 to 1424. [2024-10-24 13:47:04,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 966 states have (on average 1.326086956521739) internal successors, (1281), 988 states have internal predecessors, (1281), 323 states have call successors, (323), 127 states have call predecessors, (323), 134 states have return successors, (357), 326 states have call predecessors, (357), 323 states have call successors, (357) [2024-10-24 13:47:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 1961 transitions. [2024-10-24 13:47:04,528 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 1961 transitions. Word has length 293 [2024-10-24 13:47:04,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:04,529 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 1961 transitions. [2024-10-24 13:47:04,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 29.75) internal successors, (119), 4 states have internal predecessors, (119), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-10-24 13:47:04,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1961 transitions. [2024-10-24 13:47:04,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-10-24 13:47:04,531 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:04,531 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:47:04,555 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-24 13:47:04,731 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,SelfDestructingSolverStorable7 [2024-10-24 13:47:04,732 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:04,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:04,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1190016761, now seen corresponding path program 1 times [2024-10-24 13:47:04,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:04,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082556357] [2024-10-24 13:47:04,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:04,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:05,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:05,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:05,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:05,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:05,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:05,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:05,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:05,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:05,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:05,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:05,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:05,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:05,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:05,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 13:47:05,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 13:47:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-24 13:47:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-10-24 13:47:05,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-10-24 13:47:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:05,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-24 13:47:05,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-24 13:47:05,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 13:47:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 13:47:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 13:47:05,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 13:47:05,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 13:47:05,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-24 13:47:05,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2024-10-24 13:47:05,318 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:05,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082556357] [2024-10-24 13:47:05,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082556357] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:47:05,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384562779] [2024-10-24 13:47:05,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:05,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:47:05,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:47:05,321 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) [2024-10-24 13:47:05,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-24 13:47:06,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:06,120 INFO L255 TraceCheckSpWp]: Trace formula consists of 2944 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-24 13:47:06,126 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:47:06,159 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2024-10-24 13:47:06,159 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:47:06,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384562779] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:06,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 13:47:06,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [11] total 13 [2024-10-24 13:47:06,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650930826] [2024-10-24 13:47:06,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:06,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 13:47:06,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:06,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 13:47:06,160 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-10-24 13:47:06,160 INFO L87 Difference]: Start difference. First operand 1424 states and 1961 transitions. Second operand has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-10-24 13:47:06,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:06,510 INFO L93 Difference]: Finished difference Result 2816 states and 3883 transitions. [2024-10-24 13:47:06,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 13:47:06,512 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) Word has length 295 [2024-10-24 13:47:06,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:06,520 INFO L225 Difference]: With dead ends: 2816 [2024-10-24 13:47:06,520 INFO L226 Difference]: Without dead ends: 1430 [2024-10-24 13:47:06,524 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 398 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-10-24 13:47:06,525 INFO L432 NwaCegarLoop]: 493 mSDtfsCounter, 0 mSDsluCounter, 978 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:06,525 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1471 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 13:47:06,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1430 states. [2024-10-24 13:47:06,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1430 to 1424. [2024-10-24 13:47:06,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1424 states, 966 states have (on average 1.326086956521739) internal successors, (1281), 988 states have internal predecessors, (1281), 323 states have call successors, (323), 127 states have call predecessors, (323), 134 states have return successors, (357), 326 states have call predecessors, (357), 323 states have call successors, (357) [2024-10-24 13:47:06,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1424 states to 1424 states and 1961 transitions. [2024-10-24 13:47:06,615 INFO L78 Accepts]: Start accepts. Automaton has 1424 states and 1961 transitions. Word has length 295 [2024-10-24 13:47:06,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:06,615 INFO L471 AbstractCegarLoop]: Abstraction has 1424 states and 1961 transitions. [2024-10-24 13:47:06,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2024-10-24 13:47:06,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1961 transitions. [2024-10-24 13:47:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2024-10-24 13:47:06,617 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:06,618 INFO L215 NwaCegarLoop]: trace histogram [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] [2024-10-24 13:47:06,640 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-24 13:47:06,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:47:06,819 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:06,819 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:06,819 INFO L85 PathProgramCache]: Analyzing trace with hash 1516057068, now seen corresponding path program 1 times [2024-10-24 13:47:06,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:06,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059111996] [2024-10-24 13:47:06,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:06,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:07,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:07,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:07,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:07,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:07,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:07,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:07,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:07,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:07,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:07,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:07,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 13:47:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 13:47:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 13:47:07,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 13:47:07,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 13:47:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:07,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 13:47:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 13:47:07,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 13:47:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-24 13:47:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 13:47:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-24 13:47:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 13:47:07,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:07,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2024-10-24 13:47:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:07,223 INFO L134 CoverageAnalysis]: Checked inductivity of 464 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2024-10-24 13:47:07,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:07,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059111996] [2024-10-24 13:47:07,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059111996] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:07,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:47:07,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-24 13:47:07,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73364604] [2024-10-24 13:47:07,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:07,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-24 13:47:07,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:07,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-24 13:47:07,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-10-24 13:47:07,224 INFO L87 Difference]: Start difference. First operand 1424 states and 1961 transitions. Second operand has 10 states, 10 states have (on average 12.3) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (36), 9 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-10-24 13:47:09,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:09,433 INFO L93 Difference]: Finished difference Result 2924 states and 4061 transitions. [2024-10-24 13:47:09,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 13:47:09,434 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.3) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (36), 9 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 299 [2024-10-24 13:47:09,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:09,440 INFO L225 Difference]: With dead ends: 2924 [2024-10-24 13:47:09,441 INFO L226 Difference]: Without dead ends: 1538 [2024-10-24 13:47:09,443 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2024-10-24 13:47:09,444 INFO L432 NwaCegarLoop]: 339 mSDtfsCounter, 611 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 1241 mSolverCounterSat, 712 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 1337 SdHoareTripleChecker+Invalid, 1953 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 712 IncrementalHoareTripleChecker+Valid, 1241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:09,445 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [611 Valid, 1337 Invalid, 1953 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [712 Valid, 1241 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-10-24 13:47:09,446 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1538 states. [2024-10-24 13:47:09,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1538 to 1427. [2024-10-24 13:47:09,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1427 states, 969 states have (on average 1.325077399380805) internal successors, (1284), 991 states have internal predecessors, (1284), 323 states have call successors, (323), 127 states have call predecessors, (323), 134 states have return successors, (357), 326 states have call predecessors, (357), 323 states have call successors, (357) [2024-10-24 13:47:09,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1427 states and 1964 transitions. [2024-10-24 13:47:09,500 INFO L78 Accepts]: Start accepts. Automaton has 1427 states and 1964 transitions. Word has length 299 [2024-10-24 13:47:09,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:09,501 INFO L471 AbstractCegarLoop]: Abstraction has 1427 states and 1964 transitions. [2024-10-24 13:47:09,501 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.3) internal successors, (123), 3 states have internal predecessors, (123), 2 states have call successors, (36), 9 states have call predecessors, (36), 1 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2024-10-24 13:47:09,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1964 transitions. [2024-10-24 13:47:09,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2024-10-24 13:47:09,503 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:09,503 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:47:09,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-24 13:47:09,503 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:09,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:09,504 INFO L85 PathProgramCache]: Analyzing trace with hash 1328869982, now seen corresponding path program 1 times [2024-10-24 13:47:09,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:09,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941844447] [2024-10-24 13:47:09,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:09,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:09,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:09,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:09,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:09,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:09,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:09,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:09,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:09,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:09,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:09,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:09,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:09,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:09,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:09,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:09,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:09,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 13:47:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 13:47:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 13:47:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 13:47:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-10-24 13:47:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:09,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 13:47:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 13:47:09,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 13:47:09,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-10-24 13:47:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 13:47:09,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-10-24 13:47:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:09,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:09,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:10,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 13:47:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:10,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:10,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 13:47:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:10,007 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2024-10-24 13:47:10,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:10,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941844447] [2024-10-24 13:47:10,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941844447] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:47:10,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1712918486] [2024-10-24 13:47:10,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:10,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:47:10,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:47:10,009 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) [2024-10-24 13:47:10,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-24 13:47:10,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:10,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 2954 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 13:47:10,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:47:10,883 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2024-10-24 13:47:10,883 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 13:47:11,093 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2024-10-24 13:47:11,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1712918486] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 13:47:11,094 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 13:47:11,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 4, 4] total 12 [2024-10-24 13:47:11,094 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058589289] [2024-10-24 13:47:11,094 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 13:47:11,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-24 13:47:11,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:11,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-24 13:47:11,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2024-10-24 13:47:11,096 INFO L87 Difference]: Start difference. First operand 1427 states and 1964 transitions. Second operand has 12 states, 12 states have (on average 13.416666666666666) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (72), 9 states have call predecessors, (72), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-10-24 13:47:14,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:14,036 INFO L93 Difference]: Finished difference Result 2930 states and 4067 transitions. [2024-10-24 13:47:14,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-24 13:47:14,037 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 13.416666666666666) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (72), 9 states have call predecessors, (72), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 297 [2024-10-24 13:47:14,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:14,046 INFO L225 Difference]: With dead ends: 2930 [2024-10-24 13:47:14,046 INFO L226 Difference]: Without dead ends: 1541 [2024-10-24 13:47:14,050 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 709 GetRequests, 691 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=257, Unknown=0, NotChecked=0, Total=342 [2024-10-24 13:47:14,050 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 670 mSDsluCounter, 1675 mSDsCounter, 0 mSdLazyCounter, 2101 mSolverCounterSat, 817 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 2016 SdHoareTripleChecker+Invalid, 2918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 817 IncrementalHoareTripleChecker+Valid, 2101 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:14,050 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [670 Valid, 2016 Invalid, 2918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [817 Valid, 2101 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-10-24 13:47:14,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1541 states. [2024-10-24 13:47:14,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1541 to 1430. [2024-10-24 13:47:14,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1430 states, 972 states have (on average 1.3240740740740742) internal successors, (1287), 994 states have internal predecessors, (1287), 323 states have call successors, (323), 127 states have call predecessors, (323), 134 states have return successors, (357), 326 states have call predecessors, (357), 323 states have call successors, (357) [2024-10-24 13:47:14,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1430 states and 1967 transitions. [2024-10-24 13:47:14,159 INFO L78 Accepts]: Start accepts. Automaton has 1430 states and 1967 transitions. Word has length 297 [2024-10-24 13:47:14,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:14,160 INFO L471 AbstractCegarLoop]: Abstraction has 1430 states and 1967 transitions. [2024-10-24 13:47:14,160 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 13.416666666666666) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (72), 9 states have call predecessors, (72), 2 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-10-24 13:47:14,160 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 1967 transitions. [2024-10-24 13:47:14,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2024-10-24 13:47:14,164 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:14,164 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 13:47:14,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-10-24 13:47:14,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:47:14,365 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:14,365 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:14,366 INFO L85 PathProgramCache]: Analyzing trace with hash 320136343, now seen corresponding path program 2 times [2024-10-24 13:47:14,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:14,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017700315] [2024-10-24 13:47:14,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:14,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:14,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:14,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:14,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:14,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:14,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:14,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:14,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:14,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:14,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:14,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,777 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:14,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:14,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:14,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:14,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:14,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:14,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 13:47:14,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 13:47:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 13:47:14,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 13:47:14,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 13:47:14,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:14,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-24 13:47:14,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 13:47:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-10-24 13:47:14,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-10-24 13:47:14,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-10-24 13:47:14,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 13:47:14,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2024-10-24 13:47:14,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 13:47:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:14,905 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2024-10-24 13:47:14,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:14,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017700315] [2024-10-24 13:47:14,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017700315] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:14,906 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:47:14,906 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-10-24 13:47:14,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581706150] [2024-10-24 13:47:14,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:14,910 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-10-24 13:47:14,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:14,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-10-24 13:47:14,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2024-10-24 13:47:14,911 INFO L87 Difference]: Start difference. First operand 1430 states and 1967 transitions. Second operand has 12 states, 12 states have (on average 10.25) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (36), 9 states have call predecessors, (36), 2 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) [2024-10-24 13:47:18,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:18,800 INFO L93 Difference]: Finished difference Result 2939 states and 4076 transitions. [2024-10-24 13:47:18,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-24 13:47:18,801 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 10.25) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (36), 9 states have call predecessors, (36), 2 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) Word has length 298 [2024-10-24 13:47:18,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:18,808 INFO L225 Difference]: With dead ends: 2939 [2024-10-24 13:47:18,808 INFO L226 Difference]: Without dead ends: 1547 [2024-10-24 13:47:18,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2024-10-24 13:47:18,812 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 443 mSDsluCounter, 1779 mSDsCounter, 0 mSdLazyCounter, 2457 mSolverCounterSat, 467 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 443 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 2924 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 467 IncrementalHoareTripleChecker+Valid, 2457 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:18,812 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [443 Valid, 2120 Invalid, 2924 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [467 Valid, 2457 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-10-24 13:47:18,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1547 states. [2024-10-24 13:47:18,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1547 to 1436. [2024-10-24 13:47:18,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1436 states, 978 states have (on average 1.322085889570552) internal successors, (1293), 997 states have internal predecessors, (1293), 323 states have call successors, (323), 127 states have call predecessors, (323), 134 states have return successors, (357), 329 states have call predecessors, (357), 323 states have call successors, (357) [2024-10-24 13:47:18,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 1973 transitions. [2024-10-24 13:47:18,868 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 1973 transitions. Word has length 298 [2024-10-24 13:47:18,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:18,869 INFO L471 AbstractCegarLoop]: Abstraction has 1436 states and 1973 transitions. [2024-10-24 13:47:18,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.25) internal successors, (123), 4 states have internal predecessors, (123), 2 states have call successors, (36), 9 states have call predecessors, (36), 2 states have return successors, (34), 3 states have call predecessors, (34), 2 states have call successors, (34) [2024-10-24 13:47:18,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1973 transitions. [2024-10-24 13:47:18,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2024-10-24 13:47:18,872 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:18,872 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 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] [2024-10-24 13:47:18,872 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-24 13:47:18,872 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:18,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:18,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1662957282, now seen corresponding path program 1 times [2024-10-24 13:47:18,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:18,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075936995] [2024-10-24 13:47:18,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:18,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:19,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:19,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:19,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:19,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:19,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:19,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:19,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:19,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:19,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:19,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:19,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:19,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:19,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:19,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:19,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 13:47:19,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 13:47:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-10-24 13:47:19,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:19,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 13:47:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 13:47:19,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-10-24 13:47:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-10-24 13:47:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2024-10-24 13:47:19,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 13:47:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2024-10-24 13:47:19,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-24 13:47:19,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 13:47:19,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-10-24 13:47:19,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:19,738 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2024-10-24 13:47:19,738 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:19,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075936995] [2024-10-24 13:47:19,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075936995] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:47:19,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2096048780] [2024-10-24 13:47:19,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:19,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:47:19,739 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:47:19,740 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) [2024-10-24 13:47:19,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-24 13:47:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:20,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 2750 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-24 13:47:20,536 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:47:20,566 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2024-10-24 13:47:20,567 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:47:20,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2096048780] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:20,567 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 13:47:20,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [14] total 16 [2024-10-24 13:47:20,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1775570756] [2024-10-24 13:47:20,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:20,567 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 13:47:20,567 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:20,568 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 13:47:20,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2024-10-24 13:47:20,568 INFO L87 Difference]: Start difference. First operand 1436 states and 1973 transitions. Second operand has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-24 13:47:21,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:21,211 INFO L93 Difference]: Finished difference Result 2840 states and 3907 transitions. [2024-10-24 13:47:21,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 13:47:21,211 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 295 [2024-10-24 13:47:21,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:21,218 INFO L225 Difference]: With dead ends: 2840 [2024-10-24 13:47:21,218 INFO L226 Difference]: Without dead ends: 1442 [2024-10-24 13:47:21,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2024-10-24 13:47:21,222 INFO L432 NwaCegarLoop]: 493 mSDtfsCounter, 0 mSDsluCounter, 978 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1471 SdHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:21,222 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1471 Invalid, 205 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-10-24 13:47:21,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1442 states. [2024-10-24 13:47:21,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1442 to 1436. [2024-10-24 13:47:21,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1436 states, 978 states have (on average 1.322085889570552) internal successors, (1293), 997 states have internal predecessors, (1293), 323 states have call successors, (323), 127 states have call predecessors, (323), 134 states have return successors, (357), 329 states have call predecessors, (357), 323 states have call successors, (357) [2024-10-24 13:47:21,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1436 states to 1436 states and 1973 transitions. [2024-10-24 13:47:21,317 INFO L78 Accepts]: Start accepts. Automaton has 1436 states and 1973 transitions. Word has length 295 [2024-10-24 13:47:21,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:21,317 INFO L471 AbstractCegarLoop]: Abstraction has 1436 states and 1973 transitions. [2024-10-24 13:47:21,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.0) internal successors, (120), 4 states have internal predecessors, (120), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2024-10-24 13:47:21,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1436 states and 1973 transitions. [2024-10-24 13:47:21,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 297 [2024-10-24 13:47:21,320 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:21,320 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 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] [2024-10-24 13:47:21,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-24 13:47:21,520 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,SelfDestructingSolverStorable12 [2024-10-24 13:47:21,521 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:21,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:21,522 INFO L85 PathProgramCache]: Analyzing trace with hash 746406501, now seen corresponding path program 1 times [2024-10-24 13:47:21,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:21,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678838133] [2024-10-24 13:47:21,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:21,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:21,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:21,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:21,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:21,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:21,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:21,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:21,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:21,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:21,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:21,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,719 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:21,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:21,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:21,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:21,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:21,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 13:47:21,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 13:47:21,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 13:47:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:21,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 13:47:21,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 13:47:21,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:21,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-24 13:47:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-24 13:47:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-24 13:47:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 13:47:21,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-24 13:47:21,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 13:47:21,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 13:47:21,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:21,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 13:47:21,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:21,839 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2024-10-24 13:47:21,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:21,839 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678838133] [2024-10-24 13:47:21,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678838133] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:21,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:47:21,839 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-10-24 13:47:21,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254247577] [2024-10-24 13:47:21,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:21,840 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-10-24 13:47:21,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:21,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-10-24 13:47:21,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2024-10-24 13:47:21,841 INFO L87 Difference]: Start difference. First operand 1436 states and 1973 transitions. Second operand has 10 states, 10 states have (on average 11.9) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (38), 9 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-10-24 13:47:24,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:24,282 INFO L93 Difference]: Finished difference Result 2948 states and 4085 transitions. [2024-10-24 13:47:24,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 13:47:24,282 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 11.9) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (38), 9 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 296 [2024-10-24 13:47:24,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:24,290 INFO L225 Difference]: With dead ends: 2948 [2024-10-24 13:47:24,290 INFO L226 Difference]: Without dead ends: 1550 [2024-10-24 13:47:24,293 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2024-10-24 13:47:24,293 INFO L432 NwaCegarLoop]: 341 mSDtfsCounter, 609 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 1265 mSolverCounterSat, 706 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 1339 SdHoareTripleChecker+Invalid, 1971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 706 IncrementalHoareTripleChecker+Valid, 1265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:24,293 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [609 Valid, 1339 Invalid, 1971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [706 Valid, 1265 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-10-24 13:47:24,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1550 states. [2024-10-24 13:47:24,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1550 to 1439. [2024-10-24 13:47:24,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1439 states, 981 states have (on average 1.3211009174311927) internal successors, (1296), 1000 states have internal predecessors, (1296), 323 states have call successors, (323), 127 states have call predecessors, (323), 134 states have return successors, (357), 329 states have call predecessors, (357), 323 states have call successors, (357) [2024-10-24 13:47:24,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1439 states to 1439 states and 1976 transitions. [2024-10-24 13:47:24,394 INFO L78 Accepts]: Start accepts. Automaton has 1439 states and 1976 transitions. Word has length 296 [2024-10-24 13:47:24,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:24,394 INFO L471 AbstractCegarLoop]: Abstraction has 1439 states and 1976 transitions. [2024-10-24 13:47:24,395 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.9) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (38), 9 states have call predecessors, (38), 1 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2024-10-24 13:47:24,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1439 states and 1976 transitions. [2024-10-24 13:47:24,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2024-10-24 13:47:24,397 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:24,398 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 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] [2024-10-24 13:47:24,398 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-24 13:47:24,398 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:24,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:24,398 INFO L85 PathProgramCache]: Analyzing trace with hash -2086059869, now seen corresponding path program 1 times [2024-10-24 13:47:24,399 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:24,399 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747440975] [2024-10-24 13:47:24,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:24,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:24,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:25,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:25,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:25,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:25,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:25,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:25,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:25,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:25,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:25,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:25,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:25,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:25,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:25,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:25,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:25,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:25,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:25,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:25,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:25,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 13:47:25,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 13:47:25,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 13:47:25,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 13:47:25,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 13:47:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:25,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 13:47:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:25,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 13:47:25,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 13:47:25,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 13:47:25,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-24 13:47:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 13:47:25,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 13:47:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 13:47:25,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 13:47:25,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:25,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 13:47:25,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:25,386 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2024-10-24 13:47:25,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:25,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747440975] [2024-10-24 13:47:25,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747440975] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:47:25,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [585510657] [2024-10-24 13:47:25,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:25,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:47:25,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:47:25,388 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) [2024-10-24 13:47:25,389 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-24 13:47:26,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:26,285 INFO L255 TraceCheckSpWp]: Trace formula consists of 3019 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-24 13:47:26,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:47:26,944 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-10-24 13:47:26,944 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 13:47:27,296 INFO L134 CoverageAnalysis]: Checked inductivity of 469 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2024-10-24 13:47:27,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [585510657] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 13:47:27,297 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-24 13:47:27,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 8, 7] total 24 [2024-10-24 13:47:27,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081301041] [2024-10-24 13:47:27,297 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-24 13:47:27,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-10-24 13:47:27,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:27,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-10-24 13:47:27,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2024-10-24 13:47:27,299 INFO L87 Difference]: Start difference. First operand 1439 states and 1976 transitions. Second operand has 24 states, 24 states have (on average 14.416666666666666) internal successors, (346), 18 states have internal predecessors, (346), 12 states have call successors, (111), 17 states have call predecessors, (111), 8 states have return successors, (103), 12 states have call predecessors, (103), 12 states have call successors, (103) [2024-10-24 13:47:33,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:33,947 INFO L93 Difference]: Finished difference Result 2109 states and 2956 transitions. [2024-10-24 13:47:33,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-10-24 13:47:33,948 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 14.416666666666666) internal successors, (346), 18 states have internal predecessors, (346), 12 states have call successors, (111), 17 states have call predecessors, (111), 8 states have return successors, (103), 12 states have call predecessors, (103), 12 states have call successors, (103) Word has length 315 [2024-10-24 13:47:33,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:33,957 INFO L225 Difference]: With dead ends: 2109 [2024-10-24 13:47:33,958 INFO L226 Difference]: Without dead ends: 2107 [2024-10-24 13:47:33,959 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 795 GetRequests, 736 SyntacticMatches, 3 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 906 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=762, Invalid=2544, Unknown=0, NotChecked=0, Total=3306 [2024-10-24 13:47:33,960 INFO L432 NwaCegarLoop]: 275 mSDtfsCounter, 5367 mSDsluCounter, 2827 mSDsCounter, 0 mSdLazyCounter, 4350 mSolverCounterSat, 3647 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5531 SdHoareTripleChecker+Valid, 3102 SdHoareTripleChecker+Invalid, 7997 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3647 IncrementalHoareTripleChecker+Valid, 4350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.9s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:33,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5531 Valid, 3102 Invalid, 7997 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3647 Valid, 4350 Invalid, 0 Unknown, 0 Unchecked, 5.9s Time] [2024-10-24 13:47:33,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2107 states. [2024-10-24 13:47:34,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2107 to 1975. [2024-10-24 13:47:34,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1975 states, 1350 states have (on average 1.3251851851851852) internal successors, (1789), 1381 states have internal predecessors, (1789), 443 states have call successors, (443), 168 states have call predecessors, (443), 181 states have return successors, (516), 449 states have call predecessors, (516), 443 states have call successors, (516) [2024-10-24 13:47:34,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1975 states to 1975 states and 2748 transitions. [2024-10-24 13:47:34,114 INFO L78 Accepts]: Start accepts. Automaton has 1975 states and 2748 transitions. Word has length 315 [2024-10-24 13:47:34,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:34,115 INFO L471 AbstractCegarLoop]: Abstraction has 1975 states and 2748 transitions. [2024-10-24 13:47:34,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 14.416666666666666) internal successors, (346), 18 states have internal predecessors, (346), 12 states have call successors, (111), 17 states have call predecessors, (111), 8 states have return successors, (103), 12 states have call predecessors, (103), 12 states have call successors, (103) [2024-10-24 13:47:34,115 INFO L276 IsEmpty]: Start isEmpty. Operand 1975 states and 2748 transitions. [2024-10-24 13:47:34,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 331 [2024-10-24 13:47:34,118 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:34,118 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-24 13:47:34,140 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-24 13:47:34,318 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,SelfDestructingSolverStorable14 [2024-10-24 13:47:34,319 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:34,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:34,320 INFO L85 PathProgramCache]: Analyzing trace with hash 322604352, now seen corresponding path program 1 times [2024-10-24 13:47:34,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:34,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1785936836] [2024-10-24 13:47:34,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:34,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:34,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:34,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:35,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:35,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:35,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:35,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:35,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:35,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,136 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:35,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:35,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:35,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:35,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 13:47:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 13:47:35,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 13:47:35,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-10-24 13:47:35,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 13:47:35,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:35,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 13:47:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:35,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 13:47:35,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:35,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-24 13:47:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-24 13:47:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-10-24 13:47:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 13:47:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-10-24 13:47:35,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2024-10-24 13:47:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-10-24 13:47:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2024-10-24 13:47:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 13:47:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:35,358 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 478 trivial. 0 not checked. [2024-10-24 13:47:35,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:35,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1785936836] [2024-10-24 13:47:35,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1785936836] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:35,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:47:35,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-10-24 13:47:35,358 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804462458] [2024-10-24 13:47:35,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:35,359 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-24 13:47:35,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:35,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-24 13:47:35,360 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-10-24 13:47:35,360 INFO L87 Difference]: Start difference. First operand 1975 states and 2748 transitions. Second operand has 13 states, 12 states have (on average 11.083333333333334) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (41), 9 states have call predecessors, (41), 2 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) [2024-10-24 13:47:39,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:39,040 INFO L93 Difference]: Finished difference Result 4052 states and 5666 transitions. [2024-10-24 13:47:39,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-24 13:47:39,041 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 11.083333333333334) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (41), 9 states have call predecessors, (41), 2 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) Word has length 330 [2024-10-24 13:47:39,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:39,050 INFO L225 Difference]: With dead ends: 4052 [2024-10-24 13:47:39,051 INFO L226 Difference]: Without dead ends: 2115 [2024-10-24 13:47:39,055 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2024-10-24 13:47:39,055 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 589 mSDsluCounter, 2054 mSDsCounter, 0 mSdLazyCounter, 2708 mSolverCounterSat, 703 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 589 SdHoareTripleChecker+Valid, 2392 SdHoareTripleChecker+Invalid, 3411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 703 IncrementalHoareTripleChecker+Valid, 2708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:39,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [589 Valid, 2392 Invalid, 3411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [703 Valid, 2708 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-10-24 13:47:39,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2115 states. [2024-10-24 13:47:39,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2115 to 1991. [2024-10-24 13:47:39,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1991 states, 1362 states have (on average 1.3223201174743024) internal successors, (1801), 1393 states have internal predecessors, (1801), 443 states have call successors, (443), 168 states have call predecessors, (443), 185 states have return successors, (524), 453 states have call predecessors, (524), 443 states have call successors, (524) [2024-10-24 13:47:39,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1991 states to 1991 states and 2768 transitions. [2024-10-24 13:47:39,161 INFO L78 Accepts]: Start accepts. Automaton has 1991 states and 2768 transitions. Word has length 330 [2024-10-24 13:47:39,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:39,161 INFO L471 AbstractCegarLoop]: Abstraction has 1991 states and 2768 transitions. [2024-10-24 13:47:39,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 11.083333333333334) internal successors, (133), 5 states have internal predecessors, (133), 2 states have call successors, (41), 9 states have call predecessors, (41), 2 states have return successors, (39), 3 states have call predecessors, (39), 2 states have call successors, (39) [2024-10-24 13:47:39,162 INFO L276 IsEmpty]: Start isEmpty. Operand 1991 states and 2768 transitions. [2024-10-24 13:47:39,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2024-10-24 13:47:39,164 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:39,164 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-24 13:47:39,164 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-10-24 13:47:39,165 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:39,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:39,165 INFO L85 PathProgramCache]: Analyzing trace with hash -583965836, now seen corresponding path program 1 times [2024-10-24 13:47:39,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:39,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094005155] [2024-10-24 13:47:39,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:39,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:39,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:39,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:39,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:39,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:39,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:39,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:39,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:39,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:39,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:39,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:39,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:39,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:39,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 13:47:39,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-10-24 13:47:39,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2024-10-24 13:47:39,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:39,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 13:47:39,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:39,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 13:47:39,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:39,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-10-24 13:47:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-10-24 13:47:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-10-24 13:47:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2024-10-24 13:47:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-10-24 13:47:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2024-10-24 13:47:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:39,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:40,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-24 13:47:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:40,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:40,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:40,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2024-10-24 13:47:40,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:40,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:40,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:40,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2024-10-24 13:47:40,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:40,013 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2024-10-24 13:47:40,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:40,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094005155] [2024-10-24 13:47:40,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094005155] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:40,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:47:40,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-10-24 13:47:40,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959106809] [2024-10-24 13:47:40,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:40,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-24 13:47:40,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:40,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-24 13:47:40,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-10-24 13:47:40,016 INFO L87 Difference]: Start difference. First operand 1991 states and 2768 transitions. Second operand has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (39), 9 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2024-10-24 13:47:42,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:42,654 INFO L93 Difference]: Finished difference Result 4076 states and 5694 transitions. [2024-10-24 13:47:42,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-24 13:47:42,654 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (39), 9 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) Word has length 311 [2024-10-24 13:47:42,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:42,663 INFO L225 Difference]: With dead ends: 4076 [2024-10-24 13:47:42,663 INFO L226 Difference]: Without dead ends: 2123 [2024-10-24 13:47:42,667 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=118, Invalid=344, Unknown=0, NotChecked=0, Total=462 [2024-10-24 13:47:42,667 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 500 mSDsluCounter, 1921 mSDsCounter, 0 mSdLazyCounter, 2548 mSolverCounterSat, 573 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 2259 SdHoareTripleChecker+Invalid, 3121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 573 IncrementalHoareTripleChecker+Valid, 2548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:42,668 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [500 Valid, 2259 Invalid, 3121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [573 Valid, 2548 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-24 13:47:42,669 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2123 states. [2024-10-24 13:47:42,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2123 to 1999. [2024-10-24 13:47:42,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1999 states, 1370 states have (on average 1.3204379562043795) internal successors, (1809), 1397 states have internal predecessors, (1809), 443 states have call successors, (443), 168 states have call predecessors, (443), 185 states have return successors, (524), 457 states have call predecessors, (524), 443 states have call successors, (524) [2024-10-24 13:47:42,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 1999 states and 2776 transitions. [2024-10-24 13:47:42,791 INFO L78 Accepts]: Start accepts. Automaton has 1999 states and 2776 transitions. Word has length 311 [2024-10-24 13:47:42,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:42,791 INFO L471 AbstractCegarLoop]: Abstraction has 1999 states and 2776 transitions. [2024-10-24 13:47:42,791 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.333333333333334) internal successors, (124), 5 states have internal predecessors, (124), 2 states have call successors, (39), 9 states have call predecessors, (39), 2 states have return successors, (37), 3 states have call predecessors, (37), 2 states have call successors, (37) [2024-10-24 13:47:42,791 INFO L276 IsEmpty]: Start isEmpty. Operand 1999 states and 2776 transitions. [2024-10-24 13:47:42,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2024-10-24 13:47:42,794 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:42,796 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 10, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-24 13:47:42,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-10-24 13:47:42,796 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:42,796 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:42,796 INFO L85 PathProgramCache]: Analyzing trace with hash 46436516, now seen corresponding path program 1 times [2024-10-24 13:47:42,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:42,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113867448] [2024-10-24 13:47:42,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:42,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:42,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:43,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:43,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:43,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:43,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:43,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:43,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:43,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:43,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:43,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 13:47:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:43,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-24 13:47:43,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:43,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:43,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-24 13:47:43,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-24 13:47:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:43,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 13:47:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 13:47:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 13:47:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 13:47:43,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 13:47:43,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-24 13:47:43,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 13:47:43,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 13:47:43,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-10-24 13:47:43,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 13:47:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:43,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 13:47:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:43,751 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2024-10-24 13:47:43,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:43,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113867448] [2024-10-24 13:47:43,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113867448] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:43,751 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:47:43,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-10-24 13:47:43,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102262365] [2024-10-24 13:47:43,751 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:43,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-24 13:47:43,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:43,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-24 13:47:43,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-10-24 13:47:43,753 INFO L87 Difference]: Start difference. First operand 1999 states and 2776 transitions. Second operand has 13 states, 13 states have (on average 9.76923076923077) internal successors, (127), 5 states have internal predecessors, (127), 3 states have call successors, (43), 10 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-10-24 13:47:46,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:46,583 INFO L93 Difference]: Finished difference Result 4313 states and 6075 transitions. [2024-10-24 13:47:46,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-24 13:47:46,584 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.76923076923077) internal successors, (127), 5 states have internal predecessors, (127), 3 states have call successors, (43), 10 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 334 [2024-10-24 13:47:46,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:46,595 INFO L225 Difference]: With dead ends: 4313 [2024-10-24 13:47:46,595 INFO L226 Difference]: Without dead ends: 2352 [2024-10-24 13:47:46,599 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=202, Invalid=500, Unknown=0, NotChecked=0, Total=702 [2024-10-24 13:47:46,600 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 952 mSDsluCounter, 1535 mSDsCounter, 0 mSdLazyCounter, 2385 mSolverCounterSat, 627 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1000 SdHoareTripleChecker+Valid, 1873 SdHoareTripleChecker+Invalid, 3012 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 627 IncrementalHoareTripleChecker+Valid, 2385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:46,600 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1000 Valid, 1873 Invalid, 3012 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [627 Valid, 2385 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-10-24 13:47:46,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2352 states. [2024-10-24 13:47:46,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2352 to 2182. [2024-10-24 13:47:46,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2182 states, 1499 states have (on average 1.3228819212808538) internal successors, (1983), 1531 states have internal predecessors, (1983), 488 states have call successors, (488), 172 states have call predecessors, (488), 194 states have return successors, (602), 502 states have call predecessors, (602), 488 states have call successors, (602) [2024-10-24 13:47:46,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 3073 transitions. [2024-10-24 13:47:46,727 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 3073 transitions. Word has length 334 [2024-10-24 13:47:46,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:46,727 INFO L471 AbstractCegarLoop]: Abstraction has 2182 states and 3073 transitions. [2024-10-24 13:47:46,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 9.76923076923077) internal successors, (127), 5 states have internal predecessors, (127), 3 states have call successors, (43), 10 states have call predecessors, (43), 1 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2024-10-24 13:47:46,727 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 3073 transitions. [2024-10-24 13:47:46,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 354 [2024-10-24 13:47:46,730 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:46,730 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 10, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1] [2024-10-24 13:47:46,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-24 13:47:46,730 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:46,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:46,731 INFO L85 PathProgramCache]: Analyzing trace with hash -1516071872, now seen corresponding path program 1 times [2024-10-24 13:47:46,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:46,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122630502] [2024-10-24 13:47:46,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:46,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:47,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:47,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:47,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:47,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:47,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:47,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:47,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:47,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:47,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:47,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:47,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:47,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:47,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:47,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:47,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-24 13:47:47,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2024-10-24 13:47:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-10-24 13:47:47,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-24 13:47:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:47,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 13:47:47,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-24 13:47:47,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:47,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 13:47:47,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 13:47:47,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:47,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:47,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2024-10-24 13:47:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2024-10-24 13:47:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-24 13:47:48,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-10-24 13:47:48,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-24 13:47:48,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 13:47:48,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2024-10-24 13:47:48,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:48,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-10-24 13:47:48,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-24 13:47:48,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-10-24 13:47:48,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:48,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122630502] [2024-10-24 13:47:48,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122630502] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-24 13:47:48,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1402452258] [2024-10-24 13:47:48,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:48,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:47:48,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 13:47:48,144 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) [2024-10-24 13:47:48,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-24 13:47:49,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:49,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 3192 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-24 13:47:49,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 13:47:49,359 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-10-24 13:47:49,359 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 13:47:49,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1402452258] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:49,359 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-24 13:47:49,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 20 [2024-10-24 13:47:49,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [14525544] [2024-10-24 13:47:49,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:49,360 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 13:47:49,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:49,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 13:47:49,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=336, Unknown=0, NotChecked=0, Total=380 [2024-10-24 13:47:49,361 INFO L87 Difference]: Start difference. First operand 2182 states and 3073 transitions. Second operand has 8 states, 7 states have (on average 20.0) internal successors, (140), 6 states have internal predecessors, (140), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (43), 4 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-24 13:47:49,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:49,980 INFO L93 Difference]: Finished difference Result 4342 states and 6122 transitions. [2024-10-24 13:47:49,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 13:47:49,981 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 20.0) internal successors, (140), 6 states have internal predecessors, (140), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (43), 4 states have call predecessors, (43), 2 states have call successors, (43) Word has length 353 [2024-10-24 13:47:49,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:49,999 INFO L225 Difference]: With dead ends: 4342 [2024-10-24 13:47:49,999 INFO L226 Difference]: Without dead ends: 2198 [2024-10-24 13:47:50,005 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 481 GetRequests, 463 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=336, Unknown=0, NotChecked=0, Total=380 [2024-10-24 13:47:50,006 INFO L432 NwaCegarLoop]: 487 mSDtfsCounter, 0 mSDsluCounter, 2911 mSDsCounter, 0 mSdLazyCounter, 510 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 3398 SdHoareTripleChecker+Invalid, 511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 510 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:50,006 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 3398 Invalid, 511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 510 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-24 13:47:50,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2198 states. [2024-10-24 13:47:50,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2198 to 2190. [2024-10-24 13:47:50,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2190 states, 1503 states have (on average 1.322022621423819) internal successors, (1987), 1539 states have internal predecessors, (1987), 488 states have call successors, (488), 172 states have call predecessors, (488), 198 states have return successors, (610), 502 states have call predecessors, (610), 488 states have call successors, (610) [2024-10-24 13:47:50,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 2190 states and 3085 transitions. [2024-10-24 13:47:50,141 INFO L78 Accepts]: Start accepts. Automaton has 2190 states and 3085 transitions. Word has length 353 [2024-10-24 13:47:50,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 13:47:50,142 INFO L471 AbstractCegarLoop]: Abstraction has 2190 states and 3085 transitions. [2024-10-24 13:47:50,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 20.0) internal successors, (140), 6 states have internal predecessors, (140), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (43), 4 states have call predecessors, (43), 2 states have call successors, (43) [2024-10-24 13:47:50,142 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 3085 transitions. [2024-10-24 13:47:50,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2024-10-24 13:47:50,145 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 13:47:50,145 INFO L215 NwaCegarLoop]: trace histogram [11, 11, 11, 10, 9, 9, 9, 9, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 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] [2024-10-24 13:47:50,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-24 13:47:50,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-24 13:47:50,346 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_fileErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 13:47:50,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 13:47:50,346 INFO L85 PathProgramCache]: Analyzing trace with hash -1991843094, now seen corresponding path program 1 times [2024-10-24 13:47:50,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 13:47:50,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257555661] [2024-10-24 13:47:50,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 13:47:50,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 13:47:50,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:51,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2024-10-24 13:47:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-24 13:47:51,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-10-24 13:47:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-24 13:47:51,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 13:47:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-10-24 13:47:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 13:47:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-10-24 13:47:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-24 13:47:51,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 13:47:51,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-10-24 13:47:51,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-24 13:47:51,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-10-24 13:47:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-10-24 13:47:51,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-10-24 13:47:51,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-10-24 13:47:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:51,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-10-24 13:47:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-10-24 13:47:51,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 13:47:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 13:47:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-24 13:47:51,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2024-10-24 13:47:51,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-10-24 13:47:51,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 13:47:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 13:47:51,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 13:47:51,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2024-10-24 13:47:51,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2024-10-24 13:47:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-10-24 13:47:51,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-10-24 13:47:51,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 13:47:51,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-24 13:47:51,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2024-10-24 13:47:51,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 13:47:51,231 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 569 trivial. 0 not checked. [2024-10-24 13:47:51,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 13:47:51,231 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257555661] [2024-10-24 13:47:51,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257555661] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 13:47:51,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 13:47:51,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-10-24 13:47:51,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968343366] [2024-10-24 13:47:51,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 13:47:51,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-24 13:47:51,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 13:47:51,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-24 13:47:51,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-10-24 13:47:51,233 INFO L87 Difference]: Start difference. First operand 2190 states and 3085 transitions. Second operand has 13 states, 13 states have (on average 9.76923076923077) internal successors, (127), 5 states have internal predecessors, (127), 4 states have call successors, (43), 10 states have call predecessors, (43), 1 states have return successors, (41), 4 states have call predecessors, (41), 4 states have call successors, (41) [2024-10-24 13:47:54,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 13:47:54,863 INFO L93 Difference]: Finished difference Result 4539 states and 6438 transitions. [2024-10-24 13:47:54,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-24 13:47:54,863 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 9.76923076923077) internal successors, (127), 5 states have internal predecessors, (127), 4 states have call successors, (43), 10 states have call predecessors, (43), 1 states have return successors, (41), 4 states have call predecessors, (41), 4 states have call successors, (41) Word has length 334 [2024-10-24 13:47:54,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 13:47:54,877 INFO L225 Difference]: With dead ends: 4539 [2024-10-24 13:47:54,877 INFO L226 Difference]: Without dead ends: 2387 [2024-10-24 13:47:54,882 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 118 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=204, Invalid=552, Unknown=0, NotChecked=0, Total=756 [2024-10-24 13:47:54,883 INFO L432 NwaCegarLoop]: 338 mSDtfsCounter, 1201 mSDsluCounter, 1556 mSDsCounter, 0 mSdLazyCounter, 2379 mSolverCounterSat, 1003 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1249 SdHoareTripleChecker+Valid, 1894 SdHoareTripleChecker+Invalid, 3382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1003 IncrementalHoareTripleChecker+Valid, 2379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-24 13:47:54,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1249 Valid, 1894 Invalid, 3382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1003 Valid, 2379 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-24 13:47:54,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2387 states.