/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s /storage/repos/CAV22/benchmarks/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.order.of.the.error.locations.to.be.checked PROGRAM_FIRST -tc /storage/repos/CAV22/benchmarks/AutomizerCInline.xml -i /storage/repos/CAV22/benchmarks/added_bound_to_unbounded/goblint-regression_28-race_reach_07-cond_racing2_bound2.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-19404b3-m [2023-08-04 03:48:53,557 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-08-04 03:48:53,613 INFO L114 SettingsManager]: Loading settings from /storage/repos/CAV22/benchmarks/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-04 03:48:53,618 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-08-04 03:48:53,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-08-04 03:48:53,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Translation Mode: [2023-08-04 03:48:53,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-08-04 03:48:53,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-04 03:48:53,640 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-04 03:48:53,643 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-04 03:48:53,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-04 03:48:53,644 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-04 03:48:53,644 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-04 03:48:53,645 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-08-04 03:48:53,645 INFO L153 SettingsManager]: * Use SBE=true [2023-08-04 03:48:53,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-04 03:48:53,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-04 03:48:53,646 INFO L153 SettingsManager]: * sizeof long=4 [2023-08-04 03:48:53,646 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-04 03:48:53,646 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-08-04 03:48:53,647 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-08-04 03:48:53,647 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-04 03:48:53,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-04 03:48:53,648 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-04 03:48:53,648 INFO L153 SettingsManager]: * sizeof long double=12 [2023-08-04 03:48:53,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-08-04 03:48:53,648 INFO L153 SettingsManager]: * Use constant arrays=true [2023-08-04 03:48:53,649 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-04 03:48:53,649 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-04 03:48:53,649 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-04 03:48:53,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-04 03:48:53,650 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-04 03:48:53,650 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-04 03:48:53,650 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-04 03:48:53,650 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-04 03:48:53,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-04 03:48:53,651 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-04 03:48:53,651 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-04 03:48:53,651 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-04 03:48:53,651 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-04 03:48:53,651 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-04 03:48:53,651 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Order of the error locations to be checked -> PROGRAM_FIRST [2023-08-04 03:48:53,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-04 03:48:53,824 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-04 03:48:53,825 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-04 03:48:53,826 INFO L270 PluginConnector]: Initializing CDTParser... [2023-08-04 03:48:53,827 INFO L274 PluginConnector]: CDTParser initialized [2023-08-04 03:48:53,828 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/CAV22/benchmarks/added_bound_to_unbounded/goblint-regression_28-race_reach_07-cond_racing2_bound2.i [2023-08-04 03:48:54,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-08-04 03:48:54,925 INFO L384 CDTParser]: Found 1 translation units. [2023-08-04 03:48:54,925 INFO L180 CDTParser]: Scanning /storage/repos/CAV22/benchmarks/added_bound_to_unbounded/goblint-regression_28-race_reach_07-cond_racing2_bound2.i [2023-08-04 03:48:54,950 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acc9f3df6/59776598cabb431ea77dd92ae1a51537/FLAG6c8c34462 [2023-08-04 03:48:55,320 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acc9f3df6/59776598cabb431ea77dd92ae1a51537 [2023-08-04 03:48:55,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-04 03:48:55,323 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-08-04 03:48:55,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-04 03:48:55,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-04 03:48:55,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-04 03:48:55,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6974c61c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55, skipping insertion in model container [2023-08-04 03:48:55,328 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,383 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-08-04 03:48:55,664 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/CAV22/benchmarks/added_bound_to_unbounded/goblint-regression_28-race_reach_07-cond_racing2_bound2.i[41322,41335] [2023-08-04 03:48:55,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-04 03:48:55,687 INFO L201 MainTranslator]: Completed pre-run [2023-08-04 03:48:55,705 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: unsigned short [119] [2023-08-04 03:48:55,715 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [481] [2023-08-04 03:48:55,716 WARN L75 lationResultReporter]: Unsoundness Warning: unspecified type, defaulting to int C: short [481] [2023-08-04 03:48:55,724 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/CAV22/benchmarks/added_bound_to_unbounded/goblint-regression_28-race_reach_07-cond_racing2_bound2.i[41322,41335] [2023-08-04 03:48:55,738 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-04 03:48:55,782 INFO L206 MainTranslator]: Completed translation [2023-08-04 03:48:55,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55 WrapperNode [2023-08-04 03:48:55,783 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-04 03:48:55,784 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-04 03:48:55,784 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-04 03:48:55,785 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-04 03:48:55,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,833 INFO L138 Inliner]: procedures = 270, calls = 30, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2023-08-04 03:48:55,834 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-04 03:48:55,834 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-04 03:48:55,834 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-04 03:48:55,834 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-08-04 03:48:55,840 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,841 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,849 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,849 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,858 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,859 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,860 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,862 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-04 03:48:55,862 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-04 03:48:55,862 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-08-04 03:48:55,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-08-04 03:48:55,863 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (1/1) ... [2023-08-04 03:48:55,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-04 03:48:55,882 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-04 03:48:55,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-04 03:48:55,911 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-04 03:48:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-04 03:48:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-04 03:48:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-04 03:48:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-04 03:48:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-04 03:48:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-04 03:48:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-04 03:48:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-04 03:48:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-04 03:48:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-04 03:48:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-04 03:48:55,929 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-04 03:48:56,053 INFO L236 CfgBuilder]: Building ICFG [2023-08-04 03:48:56,054 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-04 03:48:56,223 INFO L277 CfgBuilder]: Performing block encoding [2023-08-04 03:48:56,228 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-04 03:48:56,228 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-08-04 03:48:56,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 03:48:56 BoogieIcfgContainer [2023-08-04 03:48:56,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-04 03:48:56,231 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-04 03:48:56,231 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-08-04 03:48:56,233 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-08-04 03:48:56,233 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.08 03:48:55" (1/3) ... [2023-08-04 03:48:56,234 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a72704a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.08 03:48:56, skipping insertion in model container [2023-08-04 03:48:56,234 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.08 03:48:55" (2/3) ... [2023-08-04 03:48:56,234 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a72704a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.08 03:48:56, skipping insertion in model container [2023-08-04 03:48:56,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 03:48:56" (3/3) ... [2023-08-04 03:48:56,236 INFO L112 eAbstractionObserver]: Analyzing ICFG goblint-regression_28-race_reach_07-cond_racing2_bound2.i [2023-08-04 03:48:56,242 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-04 03:48:56,248 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-04 03:48:56,248 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-04 03:48:56,248 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-04 03:48:56,297 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-04 03:48:56,323 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 109 places, 121 transitions, 250 flow [2023-08-04 03:48:56,361 INFO L124 PetriNetUnfolderBase]: 23/163 cut-off events. [2023-08-04 03:48:56,361 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-08-04 03:48:56,365 INFO L83 FinitePrefix]: Finished finitePrefix Result has 169 conditions, 163 events. 23/163 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 360 event pairs, 0 based on Foata normal form. 0/135 useless extension candidates. Maximal degree in co-relation 81. Up to 6 conditions per place. [2023-08-04 03:48:56,365 INFO L82 GeneralOperation]: Start removeDead. Operand has 109 places, 121 transitions, 250 flow [2023-08-04 03:48:56,368 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 105 places, 116 transitions, 237 flow [2023-08-04 03:48:56,370 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-04 03:48:56,381 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 116 transitions, 237 flow [2023-08-04 03:48:56,383 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 116 transitions, 237 flow [2023-08-04 03:48:56,383 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 105 places, 116 transitions, 237 flow [2023-08-04 03:48:56,405 INFO L124 PetriNetUnfolderBase]: 22/158 cut-off events. [2023-08-04 03:48:56,405 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-04 03:48:56,406 INFO L83 FinitePrefix]: Finished finitePrefix Result has 163 conditions, 158 events. 22/158 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 349 event pairs, 0 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 81. Up to 6 conditions per place. [2023-08-04 03:48:56,407 INFO L119 LiptonReduction]: Number of co-enabled transitions 2688 [2023-08-04 03:48:59,151 INFO L134 LiptonReduction]: Checked pairs total: 4289 [2023-08-04 03:48:59,151 INFO L136 LiptonReduction]: Total number of compositions: 103 [2023-08-04 03:48:59,161 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-04 03:48:59,170 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@fd758c4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-04 03:48:59,171 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-08-04 03:48:59,176 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-04 03:48:59,176 INFO L124 PetriNetUnfolderBase]: 2/14 cut-off events. [2023-08-04 03:48:59,176 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-04 03:48:59,176 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-04 03:48:59,176 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-08-04 03:48:59,177 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-08-04 03:48:59,184 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-04 03:48:59,184 INFO L85 PathProgramCache]: Analyzing trace with hash 14433895, now seen corresponding path program 1 times [2023-08-04 03:48:59,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-04 03:48:59,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573704542] [2023-08-04 03:48:59,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:48:59,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-04 03:48:59,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-04 03:48:59,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-04 03:48:59,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-04 03:48:59,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573704542] [2023-08-04 03:48:59,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573704542] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-04 03:48:59,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-04 03:48:59,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-04 03:48:59,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827435209] [2023-08-04 03:48:59,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-04 03:48:59,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-04 03:48:59,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-04 03:48:59,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-04 03:48:59,466 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-04 03:48:59,482 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 103 out of 224 [2023-08-04 03:48:59,484 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 26 places, 32 transitions, 69 flow. Second operand has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:48:59,484 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-04 03:48:59,484 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 103 of 224 [2023-08-04 03:48:59,485 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-04 03:48:59,571 INFO L124 PetriNetUnfolderBase]: 97/210 cut-off events. [2023-08-04 03:48:59,571 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-04 03:48:59,572 INFO L83 FinitePrefix]: Finished finitePrefix Result has 424 conditions, 210 events. 97/210 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 739 event pairs, 70 based on Foata normal form. 12/186 useless extension candidates. Maximal degree in co-relation 409. Up to 197 conditions per place. [2023-08-04 03:48:59,573 INFO L140 encePairwiseOnDemand]: 212/224 looper letters, 21 selfloop transitions, 2 changer transitions 9/33 dead transitions. [2023-08-04 03:48:59,573 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 28 places, 33 transitions, 133 flow [2023-08-04 03:48:59,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-04 03:48:59,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-04 03:48:59,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 356 transitions. [2023-08-04 03:48:59,585 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5297619047619048 [2023-08-04 03:48:59,586 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 356 transitions. [2023-08-04 03:48:59,586 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 356 transitions. [2023-08-04 03:48:59,587 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-04 03:48:59,589 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 356 transitions. [2023-08-04 03:48:59,592 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 118.66666666666667) internal successors, (356), 3 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:48:59,595 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 224.0) internal successors, (896), 4 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:48:59,596 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 224.0) internal successors, (896), 4 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:48:59,597 INFO L175 Difference]: Start difference. First operand has 26 places, 32 transitions, 69 flow. Second operand 3 states and 356 transitions. [2023-08-04 03:48:59,598 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 28 places, 33 transitions, 133 flow [2023-08-04 03:48:59,600 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 28 places, 33 transitions, 133 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-04 03:48:59,601 INFO L231 Difference]: Finished difference. Result has 29 places, 16 transitions, 43 flow [2023-08-04 03:48:59,602 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=224, PETRI_DIFFERENCE_MINUEND_FLOW=53, PETRI_DIFFERENCE_MINUEND_PLACES=26, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=24, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=22, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=43, PETRI_PLACES=29, PETRI_TRANSITIONS=16} [2023-08-04 03:48:59,605 INFO L281 CegarLoopForPetriNet]: 26 programPoint places, 3 predicate places. [2023-08-04 03:48:59,605 INFO L495 AbstractCegarLoop]: Abstraction has has 29 places, 16 transitions, 43 flow [2023-08-04 03:48:59,605 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 104.33333333333333) internal successors, (313), 3 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:48:59,606 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-04 03:48:59,606 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-08-04 03:48:59,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-08-04 03:48:59,606 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-08-04 03:48:59,607 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-04 03:48:59,607 INFO L85 PathProgramCache]: Analyzing trace with hash -595896086, now seen corresponding path program 1 times [2023-08-04 03:48:59,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-04 03:48:59,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804568360] [2023-08-04 03:48:59,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:48:59,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-04 03:48:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-04 03:48:59,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-04 03:48:59,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-04 03:48:59,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804568360] [2023-08-04 03:48:59,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [804568360] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-04 03:48:59,690 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-04 03:48:59,690 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-04 03:48:59,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878412022] [2023-08-04 03:48:59,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-04 03:48:59,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-04 03:48:59,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-04 03:48:59,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-04 03:48:59,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-04 03:48:59,700 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 224 [2023-08-04 03:48:59,700 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 29 places, 16 transitions, 43 flow. Second operand has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:48:59,700 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-04 03:48:59,701 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 224 [2023-08-04 03:48:59,701 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-04 03:48:59,732 INFO L124 PetriNetUnfolderBase]: 37/91 cut-off events. [2023-08-04 03:48:59,732 INFO L125 PetriNetUnfolderBase]: For 14/14 co-relation queries the response was YES. [2023-08-04 03:48:59,732 INFO L83 FinitePrefix]: Finished finitePrefix Result has 216 conditions, 91 events. 37/91 cut-off events. For 14/14 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 230 event pairs, 13 based on Foata normal form. 3/93 useless extension candidates. Maximal degree in co-relation 202. Up to 66 conditions per place. [2023-08-04 03:48:59,733 INFO L140 encePairwiseOnDemand]: 221/224 looper letters, 16 selfloop transitions, 2 changer transitions 1/20 dead transitions. [2023-08-04 03:48:59,733 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 24 places, 20 transitions, 94 flow [2023-08-04 03:48:59,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-04 03:48:59,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-04 03:48:59,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 332 transitions. [2023-08-04 03:48:59,736 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.49404761904761907 [2023-08-04 03:48:59,736 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 332 transitions. [2023-08-04 03:48:59,736 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 332 transitions. [2023-08-04 03:48:59,736 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-04 03:48:59,736 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 332 transitions. [2023-08-04 03:48:59,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 110.66666666666667) internal successors, (332), 3 states have internal predecessors, (332), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:48:59,739 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 224.0) internal successors, (896), 4 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:48:59,740 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 224.0) internal successors, (896), 4 states have internal predecessors, (896), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:48:59,740 INFO L175 Difference]: Start difference. First operand has 29 places, 16 transitions, 43 flow. Second operand 3 states and 332 transitions. [2023-08-04 03:48:59,740 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 24 places, 20 transitions, 94 flow [2023-08-04 03:48:59,740 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 22 places, 20 transitions, 88 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-08-04 03:48:59,741 INFO L231 Difference]: Finished difference. Result has 23 places, 16 transitions, 47 flow [2023-08-04 03:48:59,741 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=224, PETRI_DIFFERENCE_MINUEND_FLOW=39, PETRI_DIFFERENCE_MINUEND_PLACES=20, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=16, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=14, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=47, PETRI_PLACES=23, PETRI_TRANSITIONS=16} [2023-08-04 03:48:59,742 INFO L281 CegarLoopForPetriNet]: 26 programPoint places, -3 predicate places. [2023-08-04 03:48:59,742 INFO L495 AbstractCegarLoop]: Abstraction has has 23 places, 16 transitions, 47 flow [2023-08-04 03:48:59,742 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 106.33333333333333) internal successors, (319), 3 states have internal predecessors, (319), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:48:59,742 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-04 03:48:59,742 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-04 03:48:59,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-08-04 03:48:59,743 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-08-04 03:48:59,743 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-04 03:48:59,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1171259821, now seen corresponding path program 1 times [2023-08-04 03:48:59,743 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-04 03:48:59,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065872490] [2023-08-04 03:48:59,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:48:59,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-04 03:48:59,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-04 03:48:59,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-04 03:48:59,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-04 03:48:59,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065872490] [2023-08-04 03:48:59,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065872490] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-04 03:48:59,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581722744] [2023-08-04 03:48:59,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:48:59,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-04 03:48:59,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-04 03:48:59,818 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) [2023-08-04 03:48:59,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-08-04 03:48:59,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-04 03:48:59,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-08-04 03:48:59,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-04 03:48:59,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-04 03:48:59,961 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-04 03:48:59,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-04 03:48:59,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581722744] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-04 03:48:59,996 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-04 03:48:59,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 4 [2023-08-04 03:48:59,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380703551] [2023-08-04 03:48:59,996 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-04 03:48:59,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-04 03:48:59,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-04 03:48:59,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-04 03:48:59,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-08-04 03:49:00,014 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 102 out of 224 [2023-08-04 03:49:00,015 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 23 places, 16 transitions, 47 flow. Second operand has 5 states, 5 states have (on average 105.2) internal successors, (526), 5 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:00,015 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-04 03:49:00,015 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 102 of 224 [2023-08-04 03:49:00,015 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-04 03:49:00,048 INFO L124 PetriNetUnfolderBase]: 16/46 cut-off events. [2023-08-04 03:49:00,048 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-08-04 03:49:00,049 INFO L83 FinitePrefix]: Finished finitePrefix Result has 115 conditions, 46 events. 16/46 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 87 event pairs, 0 based on Foata normal form. 9/55 useless extension candidates. Maximal degree in co-relation 100. Up to 34 conditions per place. [2023-08-04 03:49:00,049 INFO L140 encePairwiseOnDemand]: 221/224 looper letters, 0 selfloop transitions, 0 changer transitions 22/22 dead transitions. [2023-08-04 03:49:00,049 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 23 places, 22 transitions, 100 flow [2023-08-04 03:49:00,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-04 03:49:00,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-04 03:49:00,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 430 transitions. [2023-08-04 03:49:00,051 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4799107142857143 [2023-08-04 03:49:00,051 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 430 transitions. [2023-08-04 03:49:00,051 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 430 transitions. [2023-08-04 03:49:00,051 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-04 03:49:00,051 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 430 transitions. [2023-08-04 03:49:00,052 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 107.5) internal successors, (430), 4 states have internal predecessors, (430), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:00,055 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 224.0) internal successors, (1120), 5 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:00,055 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 224.0) internal successors, (1120), 5 states have internal predecessors, (1120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:00,055 INFO L175 Difference]: Start difference. First operand has 23 places, 16 transitions, 47 flow. Second operand 4 states and 430 transitions. [2023-08-04 03:49:00,055 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 23 places, 22 transitions, 100 flow [2023-08-04 03:49:00,056 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 19 places, 22 transitions, 89 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-04 03:49:00,056 INFO L231 Difference]: Finished difference. Result has 19 places, 0 transitions, 0 flow [2023-08-04 03:49:00,056 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=224, PETRI_DIFFERENCE_MINUEND_FLOW=29, PETRI_DIFFERENCE_MINUEND_PLACES=16, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=13, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=13, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=0, PETRI_PLACES=19, PETRI_TRANSITIONS=0} [2023-08-04 03:49:00,057 INFO L281 CegarLoopForPetriNet]: 26 programPoint places, -7 predicate places. [2023-08-04 03:49:00,059 INFO L495 AbstractCegarLoop]: Abstraction has has 19 places, 0 transitions, 0 flow [2023-08-04 03:49:00,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 105.2) internal successors, (526), 5 states have internal predecessors, (526), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:00,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-08-04 03:49:00,083 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-08-04 03:49:00,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-04 03:49:00,272 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-08-04 03:49:00,274 INFO L307 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was SAFE (1/2) [2023-08-04 03:49:00,286 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 109 places, 121 transitions, 250 flow [2023-08-04 03:49:00,302 INFO L124 PetriNetUnfolderBase]: 23/163 cut-off events. [2023-08-04 03:49:00,302 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-08-04 03:49:00,303 INFO L83 FinitePrefix]: Finished finitePrefix Result has 169 conditions, 163 events. 23/163 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 360 event pairs, 0 based on Foata normal form. 0/135 useless extension candidates. Maximal degree in co-relation 81. Up to 6 conditions per place. [2023-08-04 03:49:00,303 INFO L82 GeneralOperation]: Start removeDead. Operand has 109 places, 121 transitions, 250 flow [2023-08-04 03:49:00,304 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 105 places, 116 transitions, 237 flow [2023-08-04 03:49:00,304 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-04 03:49:00,305 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 116 transitions, 237 flow [2023-08-04 03:49:00,305 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 116 transitions, 237 flow [2023-08-04 03:49:00,305 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 105 places, 116 transitions, 237 flow [2023-08-04 03:49:00,315 INFO L124 PetriNetUnfolderBase]: 22/158 cut-off events. [2023-08-04 03:49:00,316 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-04 03:49:00,316 INFO L83 FinitePrefix]: Finished finitePrefix Result has 163 conditions, 158 events. 22/158 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 349 event pairs, 0 based on Foata normal form. 0/130 useless extension candidates. Maximal degree in co-relation 81. Up to 6 conditions per place. [2023-08-04 03:49:00,318 INFO L119 LiptonReduction]: Number of co-enabled transitions 2688 [2023-08-04 03:49:02,719 INFO L134 LiptonReduction]: Checked pairs total: 4267 [2023-08-04 03:49:02,720 INFO L136 LiptonReduction]: Total number of compositions: 103 [2023-08-04 03:49:02,721 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == InUseError ======== [2023-08-04 03:49:02,721 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@fd758c4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-04 03:49:02,722 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-08-04 03:49:02,724 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-04 03:49:02,724 INFO L124 PetriNetUnfolderBase]: 4/25 cut-off events. [2023-08-04 03:49:02,724 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-04 03:49:02,724 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-04 03:49:02,724 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 1, 1, 1, 1] [2023-08-04 03:49:02,724 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-08-04 03:49:02,724 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-04 03:49:02,724 INFO L85 PathProgramCache]: Analyzing trace with hash -292019310, now seen corresponding path program 1 times [2023-08-04 03:49:02,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-04 03:49:02,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976537472] [2023-08-04 03:49:02,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:49:02,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-04 03:49:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-04 03:49:02,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-04 03:49:02,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-04 03:49:02,772 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-04 03:49:02,772 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-08-04 03:49:02,773 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2023-08-04 03:49:02,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-08-04 03:49:02,773 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-08-04 03:49:02,773 INFO L307 ceAbstractionStarter]: Result for error location InUseError was UNSAFE (2/2) [2023-08-04 03:49:02,774 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2023-08-04 03:49:02,774 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2023-08-04 03:49:02,787 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-08-04 03:49:02,792 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 134 places, 151 transitions, 320 flow [2023-08-04 03:49:02,809 INFO L124 PetriNetUnfolderBase]: 40/259 cut-off events. [2023-08-04 03:49:02,809 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-08-04 03:49:02,810 INFO L83 FinitePrefix]: Finished finitePrefix Result has 273 conditions, 259 events. 40/259 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 723 event pairs, 0 based on Foata normal form. 0/212 useless extension candidates. Maximal degree in co-relation 165. Up to 9 conditions per place. [2023-08-04 03:49:02,810 INFO L82 GeneralOperation]: Start removeDead. Operand has 134 places, 151 transitions, 320 flow [2023-08-04 03:49:02,811 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 134 places, 151 transitions, 320 flow [2023-08-04 03:49:02,811 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-08-04 03:49:02,811 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 134 places, 151 transitions, 320 flow [2023-08-04 03:49:02,812 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 134 places, 151 transitions, 320 flow [2023-08-04 03:49:02,812 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 134 places, 151 transitions, 320 flow [2023-08-04 03:49:02,823 INFO L124 PetriNetUnfolderBase]: 40/259 cut-off events. [2023-08-04 03:49:02,824 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-08-04 03:49:02,824 INFO L83 FinitePrefix]: Finished finitePrefix Result has 273 conditions, 259 events. 40/259 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 723 event pairs, 0 based on Foata normal form. 0/212 useless extension candidates. Maximal degree in co-relation 165. Up to 9 conditions per place. [2023-08-04 03:49:02,827 INFO L119 LiptonReduction]: Number of co-enabled transitions 7560 [2023-08-04 03:49:05,297 INFO L134 LiptonReduction]: Checked pairs total: 17052 [2023-08-04 03:49:05,298 INFO L136 LiptonReduction]: Total number of compositions: 117 [2023-08-04 03:49:05,299 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-08-04 03:49:05,300 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@fd758c4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-08-04 03:49:05,300 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-08-04 03:49:05,301 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-08-04 03:49:05,301 INFO L124 PetriNetUnfolderBase]: 2/14 cut-off events. [2023-08-04 03:49:05,301 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-08-04 03:49:05,301 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-04 03:49:05,302 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1] [2023-08-04 03:49:05,302 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-08-04 03:49:05,302 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-04 03:49:05,302 INFO L85 PathProgramCache]: Analyzing trace with hash 26777844, now seen corresponding path program 1 times [2023-08-04 03:49:05,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-04 03:49:05,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629139669] [2023-08-04 03:49:05,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:49:05,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-04 03:49:05,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-04 03:49:05,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-04 03:49:05,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-04 03:49:05,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629139669] [2023-08-04 03:49:05,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629139669] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-04 03:49:05,342 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-04 03:49:05,342 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-08-04 03:49:05,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596233580] [2023-08-04 03:49:05,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-04 03:49:05,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-04 03:49:05,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-04 03:49:05,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-04 03:49:05,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-04 03:49:05,352 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 125 out of 268 [2023-08-04 03:49:05,352 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 57 transitions, 132 flow. Second operand has 3 states, 3 states have (on average 126.33333333333333) internal successors, (379), 3 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,352 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-04 03:49:05,352 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 125 of 268 [2023-08-04 03:49:05,352 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-04 03:49:05,553 INFO L124 PetriNetUnfolderBase]: 1446/2610 cut-off events. [2023-08-04 03:49:05,553 INFO L125 PetriNetUnfolderBase]: For 48/48 co-relation queries the response was YES. [2023-08-04 03:49:05,555 INFO L83 FinitePrefix]: Finished finitePrefix Result has 5004 conditions, 2610 events. 1446/2610 cut-off events. For 48/48 co-relation queries the response was YES. Maximal size of possible extension queue 117. Compared 15923 event pairs, 648 based on Foata normal form. 290/2601 useless extension candidates. Maximal degree in co-relation 669. Up to 2327 conditions per place. [2023-08-04 03:49:05,559 INFO L140 encePairwiseOnDemand]: 250/268 looper letters, 28 selfloop transitions, 2 changer transitions 12/51 dead transitions. [2023-08-04 03:49:05,559 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 47 places, 51 transitions, 200 flow [2023-08-04 03:49:05,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-04 03:49:05,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-04 03:49:05,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 437 transitions. [2023-08-04 03:49:05,560 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5435323383084577 [2023-08-04 03:49:05,560 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 437 transitions. [2023-08-04 03:49:05,560 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 437 transitions. [2023-08-04 03:49:05,561 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-04 03:49:05,561 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 437 transitions. [2023-08-04 03:49:05,561 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 145.66666666666666) internal successors, (437), 3 states have internal predecessors, (437), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,562 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 268.0) internal successors, (1072), 4 states have internal predecessors, (1072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,563 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 268.0) internal successors, (1072), 4 states have internal predecessors, (1072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,563 INFO L175 Difference]: Start difference. First operand has 45 places, 57 transitions, 132 flow. Second operand 3 states and 437 transitions. [2023-08-04 03:49:05,563 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 47 places, 51 transitions, 200 flow [2023-08-04 03:49:05,566 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 47 places, 51 transitions, 200 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-08-04 03:49:05,566 INFO L231 Difference]: Finished difference. Result has 48 places, 32 transitions, 82 flow [2023-08-04 03:49:05,567 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=268, PETRI_DIFFERENCE_MINUEND_FLOW=104, PETRI_DIFFERENCE_MINUEND_PLACES=45, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=43, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=41, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=82, PETRI_PLACES=48, PETRI_TRANSITIONS=32} [2023-08-04 03:49:05,569 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 3 predicate places. [2023-08-04 03:49:05,569 INFO L495 AbstractCegarLoop]: Abstraction has has 48 places, 32 transitions, 82 flow [2023-08-04 03:49:05,570 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.33333333333333) internal successors, (379), 3 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,570 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-04 03:49:05,570 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-08-04 03:49:05,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-08-04 03:49:05,570 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-08-04 03:49:05,570 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-04 03:49:05,570 INFO L85 PathProgramCache]: Analyzing trace with hash 542627917, now seen corresponding path program 1 times [2023-08-04 03:49:05,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-04 03:49:05,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987085096] [2023-08-04 03:49:05,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:49:05,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-04 03:49:05,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-04 03:49:05,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-08-04 03:49:05,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-04 03:49:05,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987085096] [2023-08-04 03:49:05,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987085096] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-04 03:49:05,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-04 03:49:05,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-08-04 03:49:05,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827705730] [2023-08-04 03:49:05,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-04 03:49:05,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-08-04 03:49:05,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-04 03:49:05,632 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-08-04 03:49:05,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-08-04 03:49:05,643 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 268 [2023-08-04 03:49:05,643 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 48 places, 32 transitions, 82 flow. Second operand has 3 states, 3 states have (on average 126.33333333333333) internal successors, (379), 3 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,643 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-04 03:49:05,643 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 268 [2023-08-04 03:49:05,643 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-04 03:49:05,733 INFO L124 PetriNetUnfolderBase]: 811/1455 cut-off events. [2023-08-04 03:49:05,733 INFO L125 PetriNetUnfolderBase]: For 201/201 co-relation queries the response was YES. [2023-08-04 03:49:05,734 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3021 conditions, 1455 events. 811/1455 cut-off events. For 201/201 co-relation queries the response was YES. Maximal size of possible extension queue 64. Compared 7519 event pairs, 313 based on Foata normal form. 12/1464 useless extension candidates. Maximal degree in co-relation 2950. Up to 1218 conditions per place. [2023-08-04 03:49:05,738 INFO L140 encePairwiseOnDemand]: 264/268 looper letters, 34 selfloop transitions, 3 changer transitions 0/44 dead transitions. [2023-08-04 03:49:05,738 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 41 places, 44 transitions, 192 flow [2023-08-04 03:49:05,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-08-04 03:49:05,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-08-04 03:49:05,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 408 transitions. [2023-08-04 03:49:05,739 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5074626865671642 [2023-08-04 03:49:05,739 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 408 transitions. [2023-08-04 03:49:05,739 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 408 transitions. [2023-08-04 03:49:05,740 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-04 03:49:05,740 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 408 transitions. [2023-08-04 03:49:05,740 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 136.0) internal successors, (408), 3 states have internal predecessors, (408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,741 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 268.0) internal successors, (1072), 4 states have internal predecessors, (1072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,742 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 268.0) internal successors, (1072), 4 states have internal predecessors, (1072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,742 INFO L175 Difference]: Start difference. First operand has 48 places, 32 transitions, 82 flow. Second operand 3 states and 408 transitions. [2023-08-04 03:49:05,742 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 41 places, 44 transitions, 192 flow [2023-08-04 03:49:05,742 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 40 places, 44 transitions, 189 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-04 03:49:05,743 INFO L231 Difference]: Finished difference. Result has 41 places, 34 transitions, 99 flow [2023-08-04 03:49:05,743 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=268, PETRI_DIFFERENCE_MINUEND_FLOW=80, PETRI_DIFFERENCE_MINUEND_PLACES=38, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=32, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=29, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=99, PETRI_PLACES=41, PETRI_TRANSITIONS=34} [2023-08-04 03:49:05,743 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, -4 predicate places. [2023-08-04 03:49:05,743 INFO L495 AbstractCegarLoop]: Abstraction has has 41 places, 34 transitions, 99 flow [2023-08-04 03:49:05,744 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 126.33333333333333) internal successors, (379), 3 states have internal predecessors, (379), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,744 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-04 03:49:05,744 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-04 03:49:05,744 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-08-04 03:49:05,744 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-08-04 03:49:05,744 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-04 03:49:05,744 INFO L85 PathProgramCache]: Analyzing trace with hash 1095377554, now seen corresponding path program 1 times [2023-08-04 03:49:05,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-04 03:49:05,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220737710] [2023-08-04 03:49:05,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:49:05,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-04 03:49:05,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-04 03:49:05,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-04 03:49:05,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-04 03:49:05,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220737710] [2023-08-04 03:49:05,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1220737710] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-04 03:49:05,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [206665862] [2023-08-04 03:49:05,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:49:05,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-04 03:49:05,775 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-04 03:49:05,776 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) [2023-08-04 03:49:05,793 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-08-04 03:49:05,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-04 03:49:05,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2023-08-04 03:49:05,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-04 03:49:05,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-04 03:49:05,862 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-08-04 03:49:05,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-08-04 03:49:05,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [206665862] provided 0 perfect and 2 imperfect interpolant sequences [2023-08-04 03:49:05,883 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-08-04 03:49:05,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 4 [2023-08-04 03:49:05,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383586365] [2023-08-04 03:49:05,884 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-08-04 03:49:05,884 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-04 03:49:05,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-04 03:49:05,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-04 03:49:05,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-08-04 03:49:05,896 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 124 out of 268 [2023-08-04 03:49:05,896 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 41 places, 34 transitions, 99 flow. Second operand has 5 states, 5 states have (on average 126.6) internal successors, (633), 5 states have internal predecessors, (633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,896 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-04 03:49:05,896 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 124 of 268 [2023-08-04 03:49:05,896 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-04 03:49:05,986 INFO L124 PetriNetUnfolderBase]: 639/1159 cut-off events. [2023-08-04 03:49:05,986 INFO L125 PetriNetUnfolderBase]: For 202/202 co-relation queries the response was YES. [2023-08-04 03:49:05,987 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2531 conditions, 1159 events. 639/1159 cut-off events. For 202/202 co-relation queries the response was YES. Maximal size of possible extension queue 57. Compared 5945 event pairs, 167 based on Foata normal form. 7/1165 useless extension candidates. Maximal degree in co-relation 1659. Up to 722 conditions per place. [2023-08-04 03:49:05,990 INFO L140 encePairwiseOnDemand]: 264/268 looper letters, 43 selfloop transitions, 4 changer transitions 0/57 dead transitions. [2023-08-04 03:49:05,990 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 44 places, 57 transitions, 244 flow [2023-08-04 03:49:05,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-04 03:49:05,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-04 03:49:05,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 542 transitions. [2023-08-04 03:49:05,992 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.5055970149253731 [2023-08-04 03:49:05,992 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 542 transitions. [2023-08-04 03:49:05,992 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 542 transitions. [2023-08-04 03:49:05,992 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-04 03:49:05,992 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 542 transitions. [2023-08-04 03:49:05,993 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 135.5) internal successors, (542), 4 states have internal predecessors, (542), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,994 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 268.0) internal successors, (1340), 5 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,994 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 268.0) internal successors, (1340), 5 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,995 INFO L175 Difference]: Start difference. First operand has 41 places, 34 transitions, 99 flow. Second operand 4 states and 542 transitions. [2023-08-04 03:49:05,995 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 44 places, 57 transitions, 244 flow [2023-08-04 03:49:05,995 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 43 places, 57 transitions, 240 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-08-04 03:49:05,996 INFO L231 Difference]: Finished difference. Result has 45 places, 35 transitions, 116 flow [2023-08-04 03:49:05,996 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=268, PETRI_DIFFERENCE_MINUEND_FLOW=96, PETRI_DIFFERENCE_MINUEND_PLACES=40, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=34, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=30, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=116, PETRI_PLACES=45, PETRI_TRANSITIONS=35} [2023-08-04 03:49:05,996 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 0 predicate places. [2023-08-04 03:49:05,996 INFO L495 AbstractCegarLoop]: Abstraction has has 45 places, 35 transitions, 116 flow [2023-08-04 03:49:05,997 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 126.6) internal successors, (633), 5 states have internal predecessors, (633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:05,997 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-04 03:49:05,997 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-04 03:49:06,007 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-08-04 03:49:06,201 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-08-04 03:49:06,202 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-08-04 03:49:06,202 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-04 03:49:06,202 INFO L85 PathProgramCache]: Analyzing trace with hash 1415577534, now seen corresponding path program 1 times [2023-08-04 03:49:06,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-04 03:49:06,202 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1791580028] [2023-08-04 03:49:06,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:49:06,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-04 03:49:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-04 03:49:06,342 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-08-04 03:49:06,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-04 03:49:06,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1791580028] [2023-08-04 03:49:06,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1791580028] provided 0 perfect and 1 imperfect interpolant sequences [2023-08-04 03:49:06,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1434721560] [2023-08-04 03:49:06,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:49:06,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-04 03:49:06,343 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-04 03:49:06,344 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) [2023-08-04 03:49:06,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-08-04 03:49:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-04 03:49:06,408 INFO L262 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 19 conjunts are in the unsatisfiable core [2023-08-04 03:49:06,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-08-04 03:49:06,480 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-08-04 03:49:06,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-08-04 03:49:06,510 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2023-08-04 03:49:06,615 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-08-04 03:49:06,615 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-08-04 03:49:06,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1434721560] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-04 03:49:06,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-08-04 03:49:06,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2023-08-04 03:49:06,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683228194] [2023-08-04 03:49:06,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-04 03:49:06,616 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-08-04 03:49:06,616 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-04 03:49:06,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-08-04 03:49:06,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-08-04 03:49:06,768 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 268 [2023-08-04 03:49:06,769 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 45 places, 35 transitions, 116 flow. Second operand has 6 states, 6 states have (on average 109.0) internal successors, (654), 6 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:06,769 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-04 03:49:06,769 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 268 [2023-08-04 03:49:06,769 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-04 03:49:06,916 INFO L124 PetriNetUnfolderBase]: 793/1444 cut-off events. [2023-08-04 03:49:06,916 INFO L125 PetriNetUnfolderBase]: For 1199/1199 co-relation queries the response was YES. [2023-08-04 03:49:06,918 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3586 conditions, 1444 events. 793/1444 cut-off events. For 1199/1199 co-relation queries the response was YES. Maximal size of possible extension queue 66. Compared 7442 event pairs, 406 based on Foata normal form. 32/1476 useless extension candidates. Maximal degree in co-relation 3396. Up to 1259 conditions per place. [2023-08-04 03:49:06,922 INFO L140 encePairwiseOnDemand]: 260/268 looper letters, 42 selfloop transitions, 7 changer transitions 5/60 dead transitions. [2023-08-04 03:49:06,922 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 49 places, 60 transitions, 352 flow [2023-08-04 03:49:06,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-08-04 03:49:06,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2023-08-04 03:49:06,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 588 transitions. [2023-08-04 03:49:06,924 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4388059701492537 [2023-08-04 03:49:06,924 INFO L72 ComplementDD]: Start complementDD. Operand 5 states and 588 transitions. [2023-08-04 03:49:06,924 INFO L73 IsDeterministic]: Start isDeterministic. Operand 5 states and 588 transitions. [2023-08-04 03:49:06,924 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-04 03:49:06,924 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 5 states and 588 transitions. [2023-08-04 03:49:06,925 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 6 states, 5 states have (on average 117.6) internal successors, (588), 5 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:06,926 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 6 states, 6 states have (on average 268.0) internal successors, (1608), 6 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:06,926 INFO L81 ComplementDD]: Finished complementDD. Result has 6 states, 6 states have (on average 268.0) internal successors, (1608), 6 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:06,926 INFO L175 Difference]: Start difference. First operand has 45 places, 35 transitions, 116 flow. Second operand 5 states and 588 transitions. [2023-08-04 03:49:06,927 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 49 places, 60 transitions, 352 flow [2023-08-04 03:49:06,928 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 48 places, 60 transitions, 339 flow, removed 4 selfloop flow, removed 1 redundant places. [2023-08-04 03:49:06,929 INFO L231 Difference]: Finished difference. Result has 51 places, 38 transitions, 163 flow [2023-08-04 03:49:06,929 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=268, PETRI_DIFFERENCE_MINUEND_FLOW=112, PETRI_DIFFERENCE_MINUEND_PLACES=44, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=35, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=28, PETRI_DIFFERENCE_SUBTRAHEND_STATES=5, PETRI_FLOW=163, PETRI_PLACES=51, PETRI_TRANSITIONS=38} [2023-08-04 03:49:06,930 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 6 predicate places. [2023-08-04 03:49:06,930 INFO L495 AbstractCegarLoop]: Abstraction has has 51 places, 38 transitions, 163 flow [2023-08-04 03:49:06,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 109.0) internal successors, (654), 6 states have internal predecessors, (654), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:06,931 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-04 03:49:06,931 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-04 03:49:06,939 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-08-04 03:49:07,135 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-08-04 03:49:07,137 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-08-04 03:49:07,138 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-04 03:49:07,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1051527882, now seen corresponding path program 2 times [2023-08-04 03:49:07,138 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-04 03:49:07,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804925223] [2023-08-04 03:49:07,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:49:07,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-04 03:49:07,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-08-04 03:49:07,192 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-08-04 03:49:07,193 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-08-04 03:49:07,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804925223] [2023-08-04 03:49:07,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804925223] provided 1 perfect and 0 imperfect interpolant sequences [2023-08-04 03:49:07,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-08-04 03:49:07,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-08-04 03:49:07,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557584926] [2023-08-04 03:49:07,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-08-04 03:49:07,193 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-08-04 03:49:07,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-08-04 03:49:07,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-08-04 03:49:07,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-08-04 03:49:07,263 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 114 out of 268 [2023-08-04 03:49:07,264 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 51 places, 38 transitions, 163 flow. Second operand has 5 states, 5 states have (on average 116.0) internal successors, (580), 5 states have internal predecessors, (580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:07,264 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-08-04 03:49:07,264 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 114 of 268 [2023-08-04 03:49:07,264 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-08-04 03:49:07,338 INFO L124 PetriNetUnfolderBase]: 237/578 cut-off events. [2023-08-04 03:49:07,338 INFO L125 PetriNetUnfolderBase]: For 921/921 co-relation queries the response was YES. [2023-08-04 03:49:07,339 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1664 conditions, 578 events. 237/578 cut-off events. For 921/921 co-relation queries the response was YES. Maximal size of possible extension queue 28. Compared 2810 event pairs, 97 based on Foata normal form. 101/673 useless extension candidates. Maximal degree in co-relation 841. Up to 284 conditions per place. [2023-08-04 03:49:07,341 INFO L140 encePairwiseOnDemand]: 258/268 looper letters, 26 selfloop transitions, 12 changer transitions 2/49 dead transitions. [2023-08-04 03:49:07,341 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 54 places, 49 transitions, 304 flow [2023-08-04 03:49:07,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-08-04 03:49:07,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2023-08-04 03:49:07,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 492 transitions. [2023-08-04 03:49:07,342 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.458955223880597 [2023-08-04 03:49:07,342 INFO L72 ComplementDD]: Start complementDD. Operand 4 states and 492 transitions. [2023-08-04 03:49:07,342 INFO L73 IsDeterministic]: Start isDeterministic. Operand 4 states and 492 transitions. [2023-08-04 03:49:07,342 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-08-04 03:49:07,343 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 4 states and 492 transitions. [2023-08-04 03:49:07,343 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 5 states, 4 states have (on average 123.0) internal successors, (492), 4 states have internal predecessors, (492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:07,344 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 5 states, 5 states have (on average 268.0) internal successors, (1340), 5 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:07,345 INFO L81 ComplementDD]: Finished complementDD. Result has 5 states, 5 states have (on average 268.0) internal successors, (1340), 5 states have internal predecessors, (1340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:07,345 INFO L175 Difference]: Start difference. First operand has 51 places, 38 transitions, 163 flow. Second operand 4 states and 492 transitions. [2023-08-04 03:49:07,345 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 54 places, 49 transitions, 304 flow [2023-08-04 03:49:07,346 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 50 places, 49 transitions, 293 flow, removed 0 selfloop flow, removed 4 redundant places. [2023-08-04 03:49:07,346 INFO L231 Difference]: Finished difference. Result has 50 places, 38 transitions, 178 flow [2023-08-04 03:49:07,347 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=268, PETRI_DIFFERENCE_MINUEND_FLOW=154, PETRI_DIFFERENCE_MINUEND_PLACES=47, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=38, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=12, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=26, PETRI_DIFFERENCE_SUBTRAHEND_STATES=4, PETRI_FLOW=178, PETRI_PLACES=50, PETRI_TRANSITIONS=38} [2023-08-04 03:49:07,347 INFO L281 CegarLoopForPetriNet]: 45 programPoint places, 5 predicate places. [2023-08-04 03:49:07,347 INFO L495 AbstractCegarLoop]: Abstraction has has 50 places, 38 transitions, 178 flow [2023-08-04 03:49:07,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 116.0) internal successors, (580), 5 states have internal predecessors, (580), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-08-04 03:49:07,347 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-08-04 03:49:07,348 INFO L208 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-08-04 03:49:07,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-08-04 03:49:07,348 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-08-04 03:49:07,348 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-08-04 03:49:07,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1394727051, now seen corresponding path program 1 times [2023-08-04 03:49:07,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-08-04 03:49:07,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934455669] [2023-08-04 03:49:07,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-08-04 03:49:07,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-08-04 03:49:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-04 03:49:07,358 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-08-04 03:49:07,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-08-04 03:49:07,368 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-08-04 03:49:07,368 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-08-04 03:49:07,368 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-08-04 03:49:07,368 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-08-04 03:49:07,368 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1] [2023-08-04 03:49:07,369 INFO L307 ceAbstractionStarter]: Result for error location AllErrorsAtOnce was UNSAFE (1/2) [2023-08-04 03:49:07,370 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 2 thread instances [2023-08-04 03:49:07,370 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-08-04 03:49:07,379 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,380 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,380 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,380 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,380 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,380 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,380 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,380 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,380 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,380 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,381 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,381 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,381 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,381 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,381 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,381 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,381 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,381 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,381 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,381 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,381 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,382 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,382 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,382 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,382 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,382 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,382 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,382 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,382 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,382 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,382 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,382 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,383 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,383 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,383 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,383 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,383 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,383 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,383 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,383 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,383 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,383 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,383 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,384 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,384 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,384 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,384 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,384 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,384 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,384 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,384 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,384 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,384 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,384 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,385 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,386 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,386 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,386 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,386 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,386 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,386 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,386 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,386 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,386 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,386 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,387 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,387 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,387 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,387 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,387 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,387 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,387 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,387 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,387 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,387 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,387 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,388 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,389 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,389 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,389 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,389 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,389 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,389 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,389 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,389 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,389 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,389 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,389 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,390 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,391 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,392 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,393 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,394 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,394 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner [2023-08-04 03:49:07,394 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,394 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count [2023-08-04 03:49:07,394 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,394 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers [2023-08-04 03:49:07,394 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,394 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock [2023-08-04 03:49:07,394 WARN L421 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled [2023-08-04 03:49:07,394 WARN L421 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind [2023-08-04 03:49:07,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.08 03:49:07 BasicIcfg [2023-08-04 03:49:07,406 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-08-04 03:49:07,406 INFO L158 Benchmark]: Toolchain (without parser) took 12083.11ms. Allocated memory was 343.9MB in the beginning and 509.6MB in the end (delta: 165.7MB). Free memory was 295.5MB in the beginning and 275.7MB in the end (delta: 19.8MB). Peak memory consumption was 188.6MB. Max. memory is 16.0GB. [2023-08-04 03:49:07,406 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 343.9MB. Free memory is still 300.5MB. There was no memory consumed. Max. memory is 16.0GB. [2023-08-04 03:49:07,406 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.83ms. Allocated memory is still 343.9MB. Free memory was 295.1MB in the beginning and 266.6MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. [2023-08-04 03:49:07,406 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.38ms. Allocated memory is still 343.9MB. Free memory was 266.6MB in the beginning and 264.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-04 03:49:07,406 INFO L158 Benchmark]: Boogie Preprocessor took 27.87ms. Allocated memory is still 343.9MB. Free memory was 264.2MB in the beginning and 262.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2023-08-04 03:49:07,407 INFO L158 Benchmark]: RCFGBuilder took 367.25ms. Allocated memory was 343.9MB in the beginning and 423.6MB in the end (delta: 79.7MB). Free memory was 262.5MB in the beginning and 391.4MB in the end (delta: -128.9MB). Peak memory consumption was 19.4MB. Max. memory is 16.0GB. [2023-08-04 03:49:07,407 INFO L158 Benchmark]: TraceAbstraction took 11174.33ms. Allocated memory was 423.6MB in the beginning and 509.6MB in the end (delta: 86.0MB). Free memory was 390.4MB in the beginning and 275.7MB in the end (delta: 114.6MB). Peak memory consumption was 200.6MB. Max. memory is 16.0GB. [2023-08-04 03:49:07,408 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 343.9MB. Free memory is still 300.5MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 459.83ms. Allocated memory is still 343.9MB. Free memory was 295.1MB in the beginning and 266.6MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 49.38ms. Allocated memory is still 343.9MB. Free memory was 266.6MB in the beginning and 264.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 27.87ms. Allocated memory is still 343.9MB. Free memory was 264.2MB in the beginning and 262.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 367.25ms. Allocated memory was 343.9MB in the beginning and 423.6MB in the end (delta: 79.7MB). Free memory was 262.5MB in the beginning and 391.4MB in the end (delta: -128.9MB). Peak memory consumption was 19.4MB. Max. memory is 16.0GB. * TraceAbstraction took 11174.33ms. Allocated memory was 423.6MB in the beginning and 509.6MB in the end (delta: 86.0MB). Free memory was 390.4MB in the beginning and 275.7MB in the end (delta: 114.6MB). Peak memory consumption was 200.6MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__owner - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__nusers - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__lock - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~mutex2~0 : ~pthread_mutex_t~0 not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~mutex2~0 : ~pthread_mutex_t~0; and expression ~mutex2~0.__data.__kind * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 119]: Unsoundness Warning unspecified type, defaulting to int C: unsigned short [119] - GenericResultAtLocation [Line: 481]: Unsoundness Warning unspecified type, defaulting to int C: short [481] - GenericResultAtLocation [Line: 481]: Unsoundness Warning unspecified type, defaulting to int C: short [481] - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.8s, 105 PlacesBefore, 26 PlacesAfterwards, 116 TransitionsBefore, 32 TransitionsAfterwards, 2688 CoEnabledTransitionPairs, 6 FixpointIterations, 38 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 18 ConcurrentYvCompositions, 5 ChoiceCompositions, 103 TotalNumberOfCompositions, 4289 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2415, independent: 2283, independent conditional: 0, independent unconditional: 2283, dependent: 132, dependent conditional: 0, dependent unconditional: 132, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1464, independent: 1426, independent conditional: 0, independent unconditional: 1426, dependent: 38, dependent conditional: 0, dependent unconditional: 38, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2415, independent: 857, independent conditional: 0, independent unconditional: 857, dependent: 94, dependent conditional: 0, dependent unconditional: 94, unknown: 1464, unknown conditional: 0, unknown unconditional: 1464] , Statistics on independence cache: Total cache size (in pairs): 64, Positive cache size: 51, Positive conditional cache size: 0, Positive unconditional cache size: 51, Negative cache size: 13, Negative conditional cache size: 0, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.4s, 105 PlacesBefore, 26 PlacesAfterwards, 116 TransitionsBefore, 32 TransitionsAfterwards, 2688 CoEnabledTransitionPairs, 6 FixpointIterations, 38 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 18 ConcurrentYvCompositions, 5 ChoiceCompositions, 103 TotalNumberOfCompositions, 4267 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 2437, independent: 2307, independent conditional: 0, independent unconditional: 2307, dependent: 130, dependent conditional: 0, dependent unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1456, independent: 1415, independent conditional: 0, independent unconditional: 1415, dependent: 41, dependent conditional: 0, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 2437, independent: 892, independent conditional: 0, independent unconditional: 892, dependent: 89, dependent conditional: 0, dependent unconditional: 89, unknown: 1456, unknown conditional: 0, unknown unconditional: 1456] , Statistics on independence cache: Total cache size (in pairs): 72, Positive cache size: 56, Positive conditional cache size: 0, Positive unconditional cache size: 56, Negative cache size: 16, Negative conditional cache size: 0, Negative unconditional cache size: 16, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 2.5s, 134 PlacesBefore, 45 PlacesAfterwards, 151 TransitionsBefore, 57 TransitionsAfterwards, 7560 CoEnabledTransitionPairs, 6 FixpointIterations, 38 TrivialSequentialCompositions, 52 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 22 ConcurrentYvCompositions, 5 ChoiceCompositions, 117 TotalNumberOfCompositions, 17052 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 7757, independent: 7490, independent conditional: 0, independent unconditional: 7490, dependent: 267, dependent conditional: 0, dependent unconditional: 267, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 3831, independent: 3759, independent conditional: 0, independent unconditional: 3759, dependent: 72, dependent conditional: 0, dependent unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 7757, independent: 3731, independent conditional: 0, independent unconditional: 3731, dependent: 195, dependent conditional: 0, dependent unconditional: 195, unknown: 3831, unknown conditional: 0, unknown unconditional: 3831] , Statistics on independence cache: Total cache size (in pairs): 302, Positive cache size: 274, Positive conditional cache size: 0, Positive unconditional cache size: 274, Negative cache size: 28, Negative conditional cache size: 0, Negative unconditional cache size: 28, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - CounterExampleResult [Line: 928]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L933] 0 pthread_mutex_t __global_lock = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L934] 0 int global = 0; [L935] 0 pthread_mutex_t mutex1 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L936] 0 pthread_mutex_t mutex2 = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L944] 0 int i = __VERIFIER_nondet_int(); [L945] 0 pthread_t t_ids[2]; [L945] 0 int i=0; VAL [__global_lock={3:0}, global=0, i=0, i=0, mutex1={4:0}, mutex2=0, mutex2=0, mutex2=0, mutex2=0, mutex2=0, t_ids={5:0}] [L945] COND TRUE 0 i<2 [L945] FCALL, FORK 0 pthread_create(&t_ids[i], ((void *)0), t_fun, ((void *)0)) VAL [__global_lock={3:0}, arg={0:0}, global=0, i=0, i=0, mutex1={4:0}, mutex2=0, mutex2=0, mutex2=0, mutex2=0, mutex2=0, pthread_create(&t_ids[i], ((void *)0), t_fun, ((void *)0))=-1, t_ids={5:0}] [L945] 0 i++ VAL [__global_lock={3:0}, arg={0:0}, global=0, i=0, i=1, mutex1={4:0}, mutex2=0, mutex2=0, mutex2=0, mutex2=0, mutex2=0, t_ids={5:0}] [L945] COND TRUE 0 i<2 [L939] 1 (global)++ [L945] FCALL, FORK 0 pthread_create(&t_ids[i], ((void *)0), t_fun, ((void *)0)) VAL [__global_lock={3:0}, arg={0:0}, arg={0:0}, global=1, i=0, i=1, mutex1={4:0}, mutex2=0, mutex2=0, mutex2=0, mutex2=0, mutex2=0, pthread_create(&t_ids[i], ((void *)0), t_fun, ((void *)0))=0, t_ids={5:0}] [L945] 0 i++ VAL [__global_lock={3:0}, arg={0:0}, arg={0:0}, global=1, i=0, i=2, mutex1={4:0}, mutex2=0, mutex2=0, mutex2=0, mutex2=0, mutex2=0, t_ids={5:0}] [L945] COND FALSE 0 !(i<2) [L947] COND FALSE 0 !(\read(i)) [L949] COND TRUE 0 i+1 VAL [__global_lock={3:0}, arg={0:0}, arg={0:0}, global=1, i=0, i=2, mutex1={4:0}, mutex2=0, mutex2=0, mutex2=0, mutex2=0, mutex2=0, pthread_mutex_lock(&mutex1)=49, t_ids={5:0}] [L949] CALL 0 __VERIFIER_assert((global) == 0) [L928] COND TRUE 0 !(cond) [L928] 0 reach_error() VAL [\old(cond)=0, __global_lock={3:0}, arg={0:0}, arg={0:0}, cond=0, global=1, mutex1={4:0}, mutex2=0, mutex2=0, mutex2=0, mutex2=0, mutex2=0] - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 130 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 4.0s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.8s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 73 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 42 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 139 IncrementalHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 14 mSDtfsCounter, 139 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 2 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 33 NumberOfCodeBlocks, 33 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 39 ConstructedInterpolants, 0 QuantifiedInterpolants, 95 SizeOfPredicates, 4 NumberOfNonLiveVariables, 140 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 5 InterpolantComputations, 2 PerfectInterpolantSequences, 1/4 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 4 procedures, 153 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 4.6s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.5s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 336 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 207 mSDsluCounter, 17 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 13 mSDsCounter, 73 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 679 IncrementalHoareTripleChecker+Invalid, 752 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 73 mSolverCounterUnsat, 4 mSDtfsCounter, 679 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 37 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=178occurred in iteration=5, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 107 NumberOfCodeBlocks, 107 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 94 ConstructedInterpolants, 1 QuantifiedInterpolants, 566 SizeOfPredicates, 8 NumberOfNonLiveVariables, 300 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 8 InterpolantComputations, 4 PerfectInterpolantSequences, 15/22 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency with 1 thread instances CFG has 3 procedures, 130 locations, 2 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 2.5s, OverallIterations: 1, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.4s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 6 NumberOfCodeBlocks, 6 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2023-08-04 03:49:07,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...