/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-LoopLockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-ba0fd47f62a02cd5486659f03d300faf678a2e90-ba0fd47 [2021-11-14 12:52:04,332 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2021-11-14 12:52:04,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-14 12:52:04,423 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-14 12:52:04,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-14 12:52:04,424 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe-LoopLockstep.epf [2021-11-14 12:52:04,453 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-14 12:52:04,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-14 12:52:04,453 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-14 12:52:04,454 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-14 12:52:04,454 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-14 12:52:04,454 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-14 12:52:04,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-14 12:52:04,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-14 12:52:04,455 INFO L138 SettingsManager]: * Use SBE=true [2021-11-14 12:52:04,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-14 12:52:04,456 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-14 12:52:04,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-14 12:52:04,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-14 12:52:04,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-14 12:52:04,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-14 12:52:04,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-14 12:52:04,457 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-14 12:52:04,457 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-14 12:52:04,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-14 12:52:04,457 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-14 12:52:04,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-14 12:52:04,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-14 12:52:04,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-14 12:52:04,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-14 12:52:04,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-14 12:52:04,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 12:52:04,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-14 12:52:04,459 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-14 12:52:04,459 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-14 12:52:04,459 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-14 12:52:04,459 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2021-11-14 12:52:04,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-14 12:52:04,459 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-14 12:52:04,460 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-14 12:52:04,460 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-14 12:52:04,460 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-14 12:52:04,460 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-14 12:52:04,460 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2021-11-14 12:52:04,659 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-14 12:52:04,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-14 12:52:04,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-14 12:52:04,678 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-14 12:52:04,679 INFO L275 PluginConnector]: CDTParser initialized [2021-11-14 12:52:04,680 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i [2021-11-14 12:52:04,745 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a6f8ffc5/58f3d0e159094ef7b39bbac01e0171d8/FLAGd643ffc4a [2021-11-14 12:52:05,180 INFO L306 CDTParser]: Found 1 translation units. [2021-11-14 12:52:05,180 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i [2021-11-14 12:52:05,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a6f8ffc5/58f3d0e159094ef7b39bbac01e0171d8/FLAGd643ffc4a [2021-11-14 12:52:05,199 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a6f8ffc5/58f3d0e159094ef7b39bbac01e0171d8 [2021-11-14 12:52:05,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-14 12:52:05,202 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-11-14 12:52:05,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-14 12:52:05,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-14 12:52:05,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-14 12:52:05,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74bff648 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05, skipping insertion in model container [2021-11-14 12:52:05,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,215 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-14 12:52:05,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-14 12:52:05,495 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i[29948,29961] [2021-11-14 12:52:05,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 12:52:05,506 INFO L203 MainTranslator]: Completed pre-run [2021-11-14 12:52:05,534 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-ext/46_monabsex2_vs-b.i[29948,29961] [2021-11-14 12:52:05,536 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-14 12:52:05,560 INFO L208 MainTranslator]: Completed translation [2021-11-14 12:52:05,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05 WrapperNode [2021-11-14 12:52:05,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-14 12:52:05,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-14 12:52:05,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-14 12:52:05,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-14 12:52:05,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-14 12:52:05,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-14 12:52:05,611 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-14 12:52:05,611 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-14 12:52:05,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,631 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,632 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,633 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-14 12:52:05,634 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-14 12:52:05,634 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-14 12:52:05,634 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-14 12:52:05,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05" (1/1) ... [2021-11-14 12:52:05,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-14 12:52:05,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 12:52:05,664 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) [2021-11-14 12:52:05,677 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 [2021-11-14 12:52:05,706 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-14 12:52:05,706 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-14 12:52:05,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-14 12:52:05,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-14 12:52:05,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-14 12:52:05,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-14 12:52:05,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-14 12:52:05,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-14 12:52:05,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-14 12:52:05,708 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-14 12:52:05,930 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-14 12:52:05,931 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-14 12:52:05,932 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 12:52:05 BoogieIcfgContainer [2021-11-14 12:52:05,932 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-14 12:52:05,934 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-14 12:52:05,934 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-14 12:52:05,936 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-14 12:52:05,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 12:52:05" (1/3) ... [2021-11-14 12:52:05,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@430ae088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 12:52:05, skipping insertion in model container [2021-11-14 12:52:05,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 12:52:05" (2/3) ... [2021-11-14 12:52:05,937 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@430ae088 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 12:52:05, skipping insertion in model container [2021-11-14 12:52:05,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 12:52:05" (3/3) ... [2021-11-14 12:52:05,939 INFO L111 eAbstractionObserver]: Analyzing ICFG 46_monabsex2_vs-b.i [2021-11-14 12:52:05,943 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-14 12:52:05,943 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-14 12:52:05,943 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-11-14 12:52:05,943 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-14 12:52:05,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,977 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,977 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,977 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,978 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,978 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,978 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,978 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,979 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,979 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,979 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,979 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,980 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,980 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,984 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,985 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,986 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,986 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,986 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,987 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,987 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,987 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,987 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,987 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,988 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,988 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,988 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,988 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,988 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,988 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,989 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,990 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,991 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,991 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,993 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,994 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,994 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,994 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,994 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,994 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,994 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:05,996 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-14 12:52:06,035 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 12:52:06,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 12:52:06,036 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-14 12:52:06,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-14 12:52:06,061 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread1of1ForFork0 ======== [2021-11-14 12:52:06,066 INFO L339 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=PARTIAL_ORDER_FA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-14 12:52:06,066 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-14 12:52:06,118 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:06,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:06,123 INFO L85 PathProgramCache]: Analyzing trace with hash 341928378, now seen corresponding path program 1 times [2021-11-14 12:52:06,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:06,130 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2133334582] [2021-11-14 12:52:06,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:06,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:06,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:06,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:06,289 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:06,289 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2133334582] [2021-11-14 12:52:06,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2133334582] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:06,290 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:06,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 12:52:06,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454884444] [2021-11-14 12:52:06,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:06,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:06,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:06,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:06,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:06,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,314 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:06,315 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 11.5) internal successors, (23), 3 states have internal predecessors, (23), 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) [2021-11-14 12:52:06,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-14 12:52:06,344 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:06,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:06,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1565843870, now seen corresponding path program 1 times [2021-11-14 12:52:06,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:06,345 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025319867] [2021-11-14 12:52:06,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:06,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:06,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:06,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:06,409 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:06,409 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025319867] [2021-11-14 12:52:06,409 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025319867] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:06,410 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:06,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 12:52:06,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [492017060] [2021-11-14 12:52:06,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:06,412 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:06,412 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:06,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:06,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:06,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,413 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:06,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 states have internal predecessors, (29), 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) [2021-11-14 12:52:06,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,413 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,444 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-14 12:52:06,444 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:06,445 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:06,445 INFO L85 PathProgramCache]: Analyzing trace with hash 28127845, now seen corresponding path program 1 times [2021-11-14 12:52:06,445 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:06,445 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [479546370] [2021-11-14 12:52:06,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:06,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:06,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:06,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:06,490 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:06,490 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [479546370] [2021-11-14 12:52:06,490 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [479546370] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:06,490 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:06,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 12:52:06,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388785357] [2021-11-14 12:52:06,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:06,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:06,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:06,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:06,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:06,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,498 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:06,499 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 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) [2021-11-14 12:52:06,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,548 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-14 12:52:06,549 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:06,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:06,549 INFO L85 PathProgramCache]: Analyzing trace with hash 210427783, now seen corresponding path program 1 times [2021-11-14 12:52:06,549 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:06,550 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1903764871] [2021-11-14 12:52:06,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:06,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:06,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:06,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:06,654 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:06,654 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1903764871] [2021-11-14 12:52:06,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1903764871] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:06,654 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:06,654 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 12:52:06,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598332816] [2021-11-14 12:52:06,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:06,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:06,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:06,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:06,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:06,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,656 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:06,656 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 19.0) internal successors, (38), 3 states have internal predecessors, (38), 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) [2021-11-14 12:52:06,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,719 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (4 of 5 remaining) [2021-11-14 12:52:06,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2021-11-14 12:52:06,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 5 remaining) [2021-11-14 12:52:06,720 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err3ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2021-11-14 12:52:06,721 INFO L764 garLoopResultBuilder]: Registering result SAFE for location thr1Err4ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2021-11-14 12:52:06,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-14 12:52:06,728 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-14 12:52:06,729 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2021-11-14 12:52:06,742 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 12:52:06,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 12:52:06,747 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-14 12:52:06,753 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-14 12:52:06,754 INFO L339 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=PARTIAL_ORDER_FA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-14 12:52:06,755 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-14 12:52:06,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-14 12:52:06,774 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:06,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:06,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1955484860, now seen corresponding path program 1 times [2021-11-14 12:52:06,776 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:06,777 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639937647] [2021-11-14 12:52:06,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:06,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:06,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:06,827 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:06,828 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:06,828 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639937647] [2021-11-14 12:52:06,828 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639937647] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:06,828 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:06,829 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:06,829 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865358263] [2021-11-14 12:52:06,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:06,829 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:06,829 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:06,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:06,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:06,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,830 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:06,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.0) internal successors, (30), 3 states have internal predecessors, (30), 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) [2021-11-14 12:52:06,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-14 12:52:06,882 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:06,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:06,883 INFO L85 PathProgramCache]: Analyzing trace with hash 51653879, now seen corresponding path program 1 times [2021-11-14 12:52:06,883 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:06,883 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311873889] [2021-11-14 12:52:06,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:06,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:06,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:06,910 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:06,910 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:06,910 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311873889] [2021-11-14 12:52:06,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [311873889] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:06,911 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:06,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:06,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605086090] [2021-11-14 12:52:06,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:06,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:06,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:06,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:06,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,913 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:06,913 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2021-11-14 12:52:06,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-14 12:52:06,932 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:06,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:06,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1903661844, now seen corresponding path program 1 times [2021-11-14 12:52:06,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:06,932 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345677179] [2021-11-14 12:52:06,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:06,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:06,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:06,964 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:06,964 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:06,965 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345677179] [2021-11-14 12:52:06,965 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345677179] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:06,965 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:06,965 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:06,965 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57409248] [2021-11-14 12:52:06,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:06,966 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:06,966 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:06,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:06,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:06,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,967 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:06,967 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 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) [2021-11-14 12:52:06,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:06,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:06,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,004 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-14 12:52:07,004 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1532659121, now seen corresponding path program 1 times [2021-11-14 12:52:07,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,005 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788637697] [2021-11-14 12:52:07,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:07,048 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:07,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:07,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788637697] [2021-11-14 12:52:07,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788637697] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:07,049 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:07,049 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:07,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183633201] [2021-11-14 12:52:07,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:07,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:07,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:07,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:07,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:07,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,050 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:07,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2021-11-14 12:52:07,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-14 12:52:07,073 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,073 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,074 INFO L85 PathProgramCache]: Analyzing trace with hash -988271025, now seen corresponding path program 1 times [2021-11-14 12:52:07,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,074 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134492837] [2021-11-14 12:52:07,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:07,098 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:07,098 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:07,098 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134492837] [2021-11-14 12:52:07,098 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134492837] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:07,099 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:07,099 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:07,099 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123652199] [2021-11-14 12:52:07,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:07,099 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:07,100 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:07,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:07,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:07,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,100 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:07,101 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2021-11-14 12:52:07,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,101 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-14 12:52:07,122 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,122 INFO L85 PathProgramCache]: Analyzing trace with hash -1927602612, now seen corresponding path program 1 times [2021-11-14 12:52:07,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,122 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417607115] [2021-11-14 12:52:07,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,123 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 12:52:07,137 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-14 12:52:07,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 12:52:07,175 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-14 12:52:07,175 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-14 12:52:07,176 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 1 remaining) [2021-11-14 12:52:07,176 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-14 12:52:07,178 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2021-11-14 12:52:07,178 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2021-11-14 12:52:07,178 WARN L234 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-14 12:52:07,178 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2021-11-14 12:52:07,186 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,187 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,187 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,187 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,187 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,187 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,187 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,187 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,188 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,188 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,188 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,188 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,188 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,188 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,189 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,190 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,190 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,190 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,190 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,190 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,191 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,191 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,191 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,191 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,191 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,191 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,192 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,193 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,194 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,194 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,194 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,194 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,195 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,195 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,195 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,195 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,195 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,195 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,196 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,196 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,196 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,196 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,196 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,196 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,196 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,197 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,197 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,197 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,197 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,197 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,197 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,197 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,198 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,199 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,200 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,201 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,201 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,201 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,201 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,201 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,201 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,202 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,202 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,202 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,202 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,202 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,202 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,202 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,203 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,203 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,203 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,203 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,203 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,204 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of2ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,204 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of2ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:07,204 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-14 12:52:07,206 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 12:52:07,206 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 12:52:07,245 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-14 12:52:07,249 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-11-14 12:52:07,250 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-14 12:52:07,251 INFO L339 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=PARTIAL_ORDER_FA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-14 12:52:07,251 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-14 12:52:07,280 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,281 INFO L85 PathProgramCache]: Analyzing trace with hash -373984795, now seen corresponding path program 1 times [2021-11-14 12:52:07,281 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,281 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640414957] [2021-11-14 12:52:07,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:07,308 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 12:52:07,308 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:07,308 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640414957] [2021-11-14 12:52:07,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640414957] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:07,308 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:07,309 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:07,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [945750677] [2021-11-14 12:52:07,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:07,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:07,309 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:07,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:07,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:07,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,310 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:07,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 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) [2021-11-14 12:52:07,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,378 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-11-14 12:52:07,378 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,379 INFO L85 PathProgramCache]: Analyzing trace with hash -537641829, now seen corresponding path program 1 times [2021-11-14 12:52:07,379 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,380 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755516431] [2021-11-14 12:52:07,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:07,424 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 12:52:07,424 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:07,424 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755516431] [2021-11-14 12:52:07,424 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755516431] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:07,425 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:07,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:07,425 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839615518] [2021-11-14 12:52:07,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:07,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:07,426 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:07,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:07,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:07,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,428 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:07,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.0) internal successors, (42), 3 states have internal predecessors, (42), 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) [2021-11-14 12:52:07,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,472 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-11-14 12:52:07,472 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,473 INFO L85 PathProgramCache]: Analyzing trace with hash -1544332264, now seen corresponding path program 1 times [2021-11-14 12:52:07,474 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,474 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073052164] [2021-11-14 12:52:07,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:07,497 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 12:52:07,498 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:07,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073052164] [2021-11-14 12:52:07,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073052164] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:07,498 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:07,498 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:07,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055383516] [2021-11-14 12:52:07,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:07,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:07,499 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:07,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:07,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:07,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,500 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:07,500 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-11-14 12:52:07,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,544 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-11-14 12:52:07,544 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1145880629, now seen corresponding path program 1 times [2021-11-14 12:52:07,545 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,545 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246754652] [2021-11-14 12:52:07,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:07,602 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 12:52:07,603 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:07,603 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246754652] [2021-11-14 12:52:07,603 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246754652] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:07,603 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:07,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:07,603 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826492112] [2021-11-14 12:52:07,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:07,604 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:07,604 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:07,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:07,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:07,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,604 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:07,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 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) [2021-11-14 12:52:07,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,641 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-11-14 12:52:07,641 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,644 INFO L85 PathProgramCache]: Analyzing trace with hash 34590932, now seen corresponding path program 1 times [2021-11-14 12:52:07,644 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,644 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603985260] [2021-11-14 12:52:07,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:07,673 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 12:52:07,673 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:07,674 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603985260] [2021-11-14 12:52:07,674 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603985260] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:07,675 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:07,678 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:07,678 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131701481] [2021-11-14 12:52:07,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:07,679 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:07,679 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:07,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:07,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:07,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,680 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:07,681 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2021-11-14 12:52:07,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,681 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,710 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-11-14 12:52:07,710 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,711 INFO L85 PathProgramCache]: Analyzing trace with hash 589159952, now seen corresponding path program 1 times [2021-11-14 12:52:07,711 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,711 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018515308] [2021-11-14 12:52:07,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:07,741 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-14 12:52:07,741 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:07,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018515308] [2021-11-14 12:52:07,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018515308] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:07,742 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:07,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:07,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627185252] [2021-11-14 12:52:07,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:07,744 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:07,744 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:07,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:07,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:07,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,744 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:07,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 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) [2021-11-14 12:52:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,745 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,772 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-11-14 12:52:07,772 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1844134230, now seen corresponding path program 1 times [2021-11-14 12:52:07,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,773 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816514386] [2021-11-14 12:52:07,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:07,803 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-14 12:52:07,803 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:07,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816514386] [2021-11-14 12:52:07,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816514386] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:07,804 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:07,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:07,804 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991012240] [2021-11-14 12:52:07,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:07,804 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:07,804 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:07,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:07,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:07,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,805 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:07,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 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) [2021-11-14 12:52:07,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,805 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,806 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-11-14 12:52:07,835 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1232831587, now seen corresponding path program 1 times [2021-11-14 12:52:07,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,836 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [735999424] [2021-11-14 12:52:07,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:07,859 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-14 12:52:07,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:07,859 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [735999424] [2021-11-14 12:52:07,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [735999424] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:07,859 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:07,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:07,860 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956890700] [2021-11-14 12:52:07,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:07,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:07,860 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:07,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:07,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:07,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,861 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:07,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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) [2021-11-14 12:52:07,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,861 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-11-14 12:52:07,880 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,881 INFO L85 PathProgramCache]: Analyzing trace with hash 927281605, now seen corresponding path program 1 times [2021-11-14 12:52:07,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,881 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606446341] [2021-11-14 12:52:07,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,881 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:07,925 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:07,925 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:07,925 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606446341] [2021-11-14 12:52:07,926 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606446341] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:07,926 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:07,926 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-14 12:52:07,926 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623749192] [2021-11-14 12:52:07,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:07,927 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-14 12:52:07,927 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:07,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-14 12:52:07,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-14 12:52:07,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,928 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:07,928 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.0) internal successors, (76), 4 states have internal predecessors, (76), 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) [2021-11-14 12:52:07,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:07,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:07,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 12:52:07,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-11-14 12:52:07,962 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:07,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:07,962 INFO L85 PathProgramCache]: Analyzing trace with hash 205851968, now seen corresponding path program 1 times [2021-11-14 12:52:07,962 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:07,962 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16818048] [2021-11-14 12:52:07,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:07,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:07,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:08,005 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:08,006 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:08,006 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16818048] [2021-11-14 12:52:08,006 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [16818048] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:08,006 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:08,006 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-14 12:52:08,007 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53572604] [2021-11-14 12:52:08,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:08,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-14 12:52:08,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:08,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-14 12:52:08,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-14 12:52:08,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,008 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:08,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 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) [2021-11-14 12:52:08,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-11-14 12:52:08,009 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 12:52:08,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 12:52:08,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-11-14 12:52:08,031 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0INUSE_VIOLATION] === [2021-11-14 12:52:08,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:08,032 INFO L85 PathProgramCache]: Analyzing trace with hash -1311634187, now seen corresponding path program 1 times [2021-11-14 12:52:08,032 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:08,032 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360550005] [2021-11-14 12:52:08,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:08,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:08,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 12:52:08,041 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-14 12:52:08,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 12:52:08,069 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-14 12:52:08,070 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-14 12:52:08,070 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (0 of 1 remaining) [2021-11-14 12:52:08,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-11-14 12:52:08,071 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-14 12:52:08,073 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (1/3) [2021-11-14 12:52:08,073 WARN L234 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2021-11-14 12:52:08,073 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2021-11-14 12:52:08,090 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,090 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,090 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,090 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,090 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,090 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,090 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,090 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,090 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,091 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,091 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,091 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,091 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,091 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,091 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,091 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,091 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,091 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,091 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,092 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,092 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,092 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,092 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,092 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,092 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,092 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,092 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,092 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,092 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,093 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,093 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,093 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,093 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,096 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,097 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,098 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,098 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,098 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,098 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,098 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,098 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,098 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,098 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,098 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,098 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,098 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,099 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,099 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,099 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,099 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,099 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,099 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,099 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,099 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,099 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,099 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,100 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,101 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,102 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,102 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,102 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,102 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,102 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,102 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,103 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,103 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,103 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,103 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,103 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,103 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,103 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,103 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,103 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,103 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,103 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,104 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,105 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,105 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,105 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,105 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,105 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,105 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,105 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,105 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,105 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,106 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,106 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,106 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,106 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,106 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,106 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,106 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,106 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,106 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,107 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,107 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,107 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,107 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,107 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,107 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,107 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,107 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,107 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,107 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,108 WARN L322 ript$VariableManager]: TermVariabe thr1Thread1of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,108 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,108 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,108 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread1of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,108 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,109 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,109 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,109 WARN L322 ript$VariableManager]: TermVariabe thr1Thread2of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,109 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,109 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,109 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread2of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,109 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~short3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,109 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,110 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,110 WARN L322 ript$VariableManager]: TermVariabe thr1Thread3of3ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,111 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,111 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,111 WARN L322 ript$VariableManager]: TermVariabe |thr1Thread3of3ForFork0_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-14 12:52:08,111 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-14 12:52:08,113 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-14 12:52:08,113 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-14 12:52:08,119 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-14 12:52:08,126 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2021-11-14 12:52:08,127 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == thr1Thread3of3ForFork0 ======== [2021-11-14 12:52:08,128 INFO L339 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=PARTIAL_ORDER_FA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-14 12:52:08,128 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-14 12:52:08,177 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:08,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:08,178 INFO L85 PathProgramCache]: Analyzing trace with hash 982281330, now seen corresponding path program 1 times [2021-11-14 12:52:08,178 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:08,178 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5617817] [2021-11-14 12:52:08,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:08,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:08,196 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 12:52:08,197 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:08,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5617817] [2021-11-14 12:52:08,197 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5617817] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:08,197 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:08,197 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:08,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [991834058] [2021-11-14 12:52:08,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:08,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:08,198 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:08,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:08,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:08,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,199 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:08,199 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 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) [2021-11-14 12:52:08,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-11-14 12:52:08,279 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:08,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:08,279 INFO L85 PathProgramCache]: Analyzing trace with hash -1281734780, now seen corresponding path program 1 times [2021-11-14 12:52:08,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:08,280 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384637287] [2021-11-14 12:52:08,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:08,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:08,298 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 12:52:08,298 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:08,298 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384637287] [2021-11-14 12:52:08,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384637287] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:08,299 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:08,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:08,300 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620118953] [2021-11-14 12:52:08,300 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:08,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:08,300 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:08,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:08,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:08,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,301 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:08,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 3 states have internal predecessors, (51), 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) [2021-11-14 12:52:08,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,301 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,333 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-11-14 12:52:08,333 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err2ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:08,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:08,334 INFO L85 PathProgramCache]: Analyzing trace with hash 1397668967, now seen corresponding path program 1 times [2021-11-14 12:52:08,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:08,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065182969] [2021-11-14 12:52:08,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:08,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:08,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:08,353 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 12:52:08,353 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:08,353 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065182969] [2021-11-14 12:52:08,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1065182969] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:08,353 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:08,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:08,354 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221686812] [2021-11-14 12:52:08,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:08,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:08,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:08,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:08,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:08,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,355 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:08,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2021-11-14 12:52:08,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,355 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-11-14 12:52:08,391 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:08,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:08,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1272646317, now seen corresponding path program 1 times [2021-11-14 12:52:08,391 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:08,391 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559140345] [2021-11-14 12:52:08,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:08,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:08,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:08,409 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 12:52:08,410 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:08,410 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559140345] [2021-11-14 12:52:08,410 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [559140345] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:08,410 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:08,410 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:08,410 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729758515] [2021-11-14 12:52:08,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:08,410 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:08,411 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:08,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:08,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:08,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,411 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:08,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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) [2021-11-14 12:52:08,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,412 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-11-14 12:52:08,451 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:08,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:08,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1864068308, now seen corresponding path program 1 times [2021-11-14 12:52:08,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:08,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482219241] [2021-11-14 12:52:08,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:08,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:08,478 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 12:52:08,478 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:08,478 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482219241] [2021-11-14 12:52:08,478 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482219241] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:08,478 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:08,478 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:08,478 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1253660623] [2021-11-14 12:52:08,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:08,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:08,479 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:08,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:08,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:08,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,480 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:08,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 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) [2021-11-14 12:52:08,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,511 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-11-14 12:52:08,512 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:08,513 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:08,513 INFO L85 PathProgramCache]: Analyzing trace with hash -977139790, now seen corresponding path program 1 times [2021-11-14 12:52:08,513 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:08,513 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1831258353] [2021-11-14 12:52:08,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:08,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:08,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:08,539 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-14 12:52:08,539 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:08,539 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1831258353] [2021-11-14 12:52:08,539 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1831258353] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:08,540 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:08,540 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:08,540 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115994258] [2021-11-14 12:52:08,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:08,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:08,540 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:08,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:08,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:08,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,541 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:08,541 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2021-11-14 12:52:08,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,541 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,582 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-11-14 12:52:08,582 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:08,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:08,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1035280536, now seen corresponding path program 1 times [2021-11-14 12:52:08,583 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:08,583 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521092026] [2021-11-14 12:52:08,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:08,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:08,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:08,606 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-14 12:52:08,606 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:08,607 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521092026] [2021-11-14 12:52:08,607 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521092026] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:08,607 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:08,607 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:08,607 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148723794] [2021-11-14 12:52:08,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:08,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:08,607 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:08,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:08,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:08,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,608 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:08,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.666666666666668) internal successors, (77), 3 states have internal predecessors, (77), 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) [2021-11-14 12:52:08,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-11-14 12:52:08,649 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:08,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:08,650 INFO L85 PathProgramCache]: Analyzing trace with hash 1667798147, now seen corresponding path program 1 times [2021-11-14 12:52:08,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:08,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950227200] [2021-11-14 12:52:08,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:08,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:08,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:08,675 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-14 12:52:08,676 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:08,676 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950227200] [2021-11-14 12:52:08,676 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950227200] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:08,676 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:08,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-14 12:52:08,676 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958730756] [2021-11-14 12:52:08,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:08,677 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:08,677 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:08,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:08,677 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:08,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,677 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:08,677 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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) [2021-11-14 12:52:08,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2021-11-14 12:52:08,709 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting thr1Err3ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:08,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:08,709 INFO L85 PathProgramCache]: Analyzing trace with hash -314249123, now seen corresponding path program 1 times [2021-11-14 12:52:08,709 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:08,709 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946674341] [2021-11-14 12:52:08,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:08,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:08,730 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 12:52:08,730 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:08,730 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946674341] [2021-11-14 12:52:08,730 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946674341] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:08,730 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:08,730 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 12:52:08,730 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862548043] [2021-11-14 12:52:08,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:08,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:08,731 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:08,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:08,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:08,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,732 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:08,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 39.5) internal successors, (79), 3 states have internal predecessors, (79), 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) [2021-11-14 12:52:08,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,771 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2021-11-14 12:52:08,771 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting thr1Err4ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:08,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:08,772 INFO L85 PathProgramCache]: Analyzing trace with hash -4984008, now seen corresponding path program 1 times [2021-11-14 12:52:08,772 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:08,772 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720153066] [2021-11-14 12:52:08,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:08,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:08,798 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-14 12:52:08,799 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:08,799 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720153066] [2021-11-14 12:52:08,799 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720153066] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:08,799 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:08,799 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-14 12:52:08,799 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217155973] [2021-11-14 12:52:08,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:08,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-14 12:52:08,824 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:08,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-14 12:52:08,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-14 12:52:08,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:08,824 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:08,824 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 42.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2021-11-14 12:52:08,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:08,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:09,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-11-14 12:52:09,050 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:09,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:09,050 INFO L85 PathProgramCache]: Analyzing trace with hash 776667494, now seen corresponding path program 1 times [2021-11-14 12:52:09,050 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:09,051 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047200670] [2021-11-14 12:52:09,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:09,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:09,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 12:52:09,086 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 12:52:09,087 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-14 12:52:09,087 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047200670] [2021-11-14 12:52:09,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047200670] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-14 12:52:09,087 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-14 12:52:09,087 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-14 12:52:09,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25127652] [2021-11-14 12:52:09,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-14 12:52:09,087 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-14 12:52:09,087 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-14 12:52:09,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-14 12:52:09,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-14 12:52:09,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:09,088 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-14 12:52:09,088 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 19.75) internal successors, (79), 4 states have internal predecessors, (79), 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) [2021-11-14 12:52:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-14 12:52:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-14 12:52:09,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-14 12:52:09,220 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2021-11-14 12:52:09,220 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2021-11-14 12:52:09,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-14 12:52:09,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1893169804, now seen corresponding path program 1 times [2021-11-14 12:52:09,221 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-14 12:52:09,221 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148164551] [2021-11-14 12:52:09,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-14 12:52:09,221 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 12:52:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 12:52:09,229 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-14 12:52:09,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-14 12:52:09,253 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-14 12:52:09,253 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-14 12:52:09,254 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thr1Err0ASSERT_VIOLATIONDATA_RACE (4 of 5 remaining) [2021-11-14 12:52:09,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2021-11-14 12:52:09,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (2 of 5 remaining) [2021-11-14 12:52:09,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2021-11-14 12:52:09,254 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2021-11-14 12:52:09,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2021-11-14 12:52:09,257 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-14 12:52:09,257 INFO L308 ceAbstractionStarter]: Result for error location thr1Thread3of3ForFork0 was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/4) [2021-11-14 12:52:09,260 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 3 thread instances [2021-11-14 12:52:09,260 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-14 12:52:09,312 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.DataRaceFoundResult.getLongDescription(DataRaceFoundResult.java:136) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-14 12:52:09,319 INFO L158 Benchmark]: Toolchain (without parser) took 4117.02ms. Allocated memory was 369.1MB in the beginning and 446.7MB in the end (delta: 77.6MB). Free memory was 311.1MB in the beginning and 293.2MB in the end (delta: 17.9MB). Peak memory consumption was 96.8MB. Max. memory is 16.0GB. [2021-11-14 12:52:09,319 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 369.1MB. Free memory is still 329.4MB. There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 12:52:09,320 INFO L158 Benchmark]: CACSL2BoogieTranslator took 357.35ms. Allocated memory is still 369.1MB. Free memory was 311.1MB in the beginning and 331.6MB in the end (delta: -20.5MB). Peak memory consumption was 13.5MB. Max. memory is 16.0GB. [2021-11-14 12:52:09,320 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.95ms. Allocated memory is still 369.1MB. Free memory was 331.6MB in the beginning and 329.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 12:52:09,320 INFO L158 Benchmark]: Boogie Preprocessor took 22.50ms. Allocated memory is still 369.1MB. Free memory was 329.9MB in the beginning and 328.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. [2021-11-14 12:52:09,320 INFO L158 Benchmark]: RCFGBuilder took 298.24ms. Allocated memory is still 369.1MB. Free memory was 328.8MB in the beginning and 318.3MB in the end (delta: 10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. [2021-11-14 12:52:09,320 INFO L158 Benchmark]: TraceAbstraction took 3385.10ms. Allocated memory was 369.1MB in the beginning and 446.7MB in the end (delta: 77.6MB). Free memory was 317.8MB in the beginning and 293.2MB in the end (delta: 24.6MB). Peak memory consumption was 104.3MB. Max. memory is 16.0GB. [2021-11-14 12:52:09,322 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 369.1MB. Free memory is still 329.4MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 357.35ms. Allocated memory is still 369.1MB. Free memory was 311.1MB in the beginning and 331.6MB in the end (delta: -20.5MB). Peak memory consumption was 13.5MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 48.95ms. Allocated memory is still 369.1MB. Free memory was 331.6MB in the beginning and 329.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.0GB. * Boogie Preprocessor took 22.50ms. Allocated memory is still 369.1MB. Free memory was 329.9MB in the beginning and 328.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.0GB. * RCFGBuilder took 298.24ms. Allocated memory is still 369.1MB. Free memory was 328.8MB in the beginning and 318.3MB in the end (delta: 10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.0GB. * TraceAbstraction took 3385.10ms. Allocated memory was 369.1MB in the beginning and 446.7MB in the end (delta: 77.6MB). Free memory was 317.8MB in the beginning and 293.2MB in the end (delta: 24.6MB). Peak memory consumption was 104.3MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 644, positive: 621, positive conditional: 92, positive unconditional: 529, negative: 23, negative conditional: 23, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 621, positive: 621, positive conditional: 92, positive unconditional: 529, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 621, positive: 621, positive conditional: 92, positive unconditional: 529, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 621, positive: 621, positive conditional: 76, positive unconditional: 545, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 621, positive: 621, positive conditional: 22, positive unconditional: 599, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 621, positive: 621, positive conditional: 22, positive unconditional: 599, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 529, positive: 529, positive conditional: 0, positive unconditional: 529, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 529, positive: 529, positive conditional: 0, positive unconditional: 529, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 621, positive: 92, positive conditional: 22, positive unconditional: 70, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 529, unknown conditional: 0, unknown unconditional: 529] , Statistics on independence cache: Total cache size (in pairs): 529, Positive cache size: 529, Positive conditional cache size: 0, Positive unconditional cache size: 529, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 54, Maximal queried relation: 0, Independence queries for same thread: 23 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 31.91ms, Number of persistent set computation: 53, Number of trivial persistent sets: 27, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 529, positive: 529, positive conditional: 0, positive unconditional: 529, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 644, positive: 621, positive conditional: 92, positive unconditional: 529, negative: 23, negative conditional: 23, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 621, positive: 621, positive conditional: 92, positive unconditional: 529, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 621, positive: 621, positive conditional: 92, positive unconditional: 529, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 621, positive: 621, positive conditional: 76, positive unconditional: 545, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 621, positive: 621, positive conditional: 22, positive unconditional: 599, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 621, positive: 621, positive conditional: 22, positive unconditional: 599, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 529, positive: 529, positive conditional: 0, positive unconditional: 529, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 529, positive: 529, positive conditional: 0, positive unconditional: 529, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 621, positive: 92, positive conditional: 22, positive unconditional: 70, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 529, unknown conditional: 0, unknown unconditional: 529] , Statistics on independence cache: Total cache size (in pairs): 529, Positive cache size: 529, Positive conditional cache size: 0, Positive unconditional cache size: 529, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Eliminated conditions: 54, Maximal queried relation: 0, Independence queries for same thread: 23 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 771, positive: 743, positive conditional: 109, positive unconditional: 634, negative: 28, negative conditional: 27, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 744, positive: 743, positive conditional: 109, positive unconditional: 634, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 744, positive: 743, positive conditional: 109, positive unconditional: 634, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 744, positive: 743, positive conditional: 91, positive unconditional: 652, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 744, positive: 743, positive conditional: 30, positive unconditional: 713, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 744, positive: 743, positive conditional: 30, positive unconditional: 713, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 626, positive: 625, positive conditional: 0, positive unconditional: 625, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 626, positive: 624, positive conditional: 0, positive unconditional: 624, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 23, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 744, positive: 118, positive conditional: 30, positive unconditional: 88, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 626, unknown conditional: 0, unknown unconditional: 626] , Statistics on independence cache: Total cache size (in pairs): 626, Positive cache size: 625, Positive conditional cache size: 0, Positive unconditional cache size: 625, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Eliminated conditions: 61, Maximal queried relation: 0, Independence queries for same thread: 27 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 43.87ms, Number of persistent set computation: 84, Number of trivial persistent sets: 84, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 635, positive: 634, positive conditional: 0, positive unconditional: 634, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 771, positive: 743, positive conditional: 109, positive unconditional: 634, negative: 28, negative conditional: 27, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 744, positive: 743, positive conditional: 109, positive unconditional: 634, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 744, positive: 743, positive conditional: 109, positive unconditional: 634, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 744, positive: 743, positive conditional: 91, positive unconditional: 652, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 744, positive: 743, positive conditional: 30, positive unconditional: 713, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 744, positive: 743, positive conditional: 30, positive unconditional: 713, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 626, positive: 625, positive conditional: 0, positive unconditional: 625, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 626, positive: 624, positive conditional: 0, positive unconditional: 624, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 2, positive: 1, positive conditional: 0, positive unconditional: 1, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 23, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 2, negative conditional: 0, negative unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 744, positive: 118, positive conditional: 30, positive unconditional: 88, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 626, unknown conditional: 0, unknown unconditional: 626] , Statistics on independence cache: Total cache size (in pairs): 626, Positive cache size: 625, Positive conditional cache size: 0, Positive unconditional cache size: 625, Negative cache size: 1, Negative conditional cache size: 0, Negative unconditional cache size: 1, Eliminated conditions: 61, Maximal queried relation: 0, Independence queries for same thread: 27 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2893, positive: 2763, positive conditional: 540, positive unconditional: 2223, negative: 130, negative conditional: 113, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2780, positive: 2763, positive conditional: 540, positive unconditional: 2223, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2780, positive: 2763, positive conditional: 540, positive unconditional: 2223, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2780, positive: 2763, positive conditional: 488, positive unconditional: 2275, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2780, positive: 2763, positive conditional: 118, positive unconditional: 2645, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2780, positive: 2763, positive conditional: 118, positive unconditional: 2645, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2214, positive: 2197, positive conditional: 0, positive unconditional: 2197, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2214, positive: 2191, positive conditional: 0, positive unconditional: 2191, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2780, positive: 566, positive conditional: 118, positive unconditional: 448, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2214, unknown conditional: 0, unknown unconditional: 2214] , Statistics on independence cache: Total cache size (in pairs): 2214, Positive cache size: 2197, Positive conditional cache size: 0, Positive unconditional cache size: 2197, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17, Eliminated conditions: 370, Maximal queried relation: 0, Independence queries for same thread: 113 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 109.67ms, Number of persistent set computation: 203, Number of trivial persistent sets: 203, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2240, positive: 2223, positive conditional: 0, positive unconditional: 2223, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2893, positive: 2763, positive conditional: 540, positive unconditional: 2223, negative: 130, negative conditional: 113, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2780, positive: 2763, positive conditional: 540, positive unconditional: 2223, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 2780, positive: 2763, positive conditional: 540, positive unconditional: 2223, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2780, positive: 2763, positive conditional: 488, positive unconditional: 2275, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 2780, positive: 2763, positive conditional: 118, positive unconditional: 2645, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 2780, positive: 2763, positive conditional: 118, positive unconditional: 2645, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2214, positive: 2197, positive conditional: 0, positive unconditional: 2197, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2214, positive: 2191, positive conditional: 0, positive unconditional: 2191, negative: 23, negative conditional: 0, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 23, positive: 6, positive conditional: 0, positive unconditional: 6, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 63, positive: 21, positive conditional: 0, positive unconditional: 21, negative: 42, negative conditional: 0, negative unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2780, positive: 566, positive conditional: 118, positive unconditional: 448, negative: 0, negative conditional: 0, negative unconditional: 0, unknown: 2214, unknown conditional: 0, unknown unconditional: 2214] , Statistics on independence cache: Total cache size (in pairs): 2214, Positive cache size: 2197, Positive conditional cache size: 0, Positive unconditional cache size: 2197, Negative cache size: 17, Negative conditional cache size: 0, Negative unconditional cache size: 17, Eliminated conditions: 370, Maximal queried relation: 0, Independence queries for same thread: 113 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14384, positive: 13572, positive conditional: 8120, positive unconditional: 5452, negative: 812, negative conditional: 737, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13659, positive: 13572, positive conditional: 8120, positive unconditional: 5452, negative: 87, negative conditional: 12, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13659, positive: 13572, positive conditional: 8120, positive unconditional: 5452, negative: 87, negative conditional: 12, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13675, positive: 13572, positive conditional: 7852, positive unconditional: 5720, negative: 103, negative conditional: 16, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13675, positive: 13572, positive conditional: 1734, positive unconditional: 11838, negative: 103, negative conditional: 8, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13675, positive: 13572, positive conditional: 1734, positive unconditional: 11838, negative: 103, negative conditional: 8, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5185, positive: 5104, positive conditional: 4, positive unconditional: 5100, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5185, positive: 5071, positive conditional: 0, positive unconditional: 5071, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 114, positive: 33, positive conditional: 2, positive unconditional: 31, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 141, positive: 56, positive conditional: 4, positive unconditional: 52, negative: 85, negative conditional: 3, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 13675, positive: 8468, positive conditional: 1730, positive unconditional: 6738, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 5185, unknown conditional: 8, unknown unconditional: 5177] , Statistics on independence cache: Total cache size (in pairs): 5185, Positive cache size: 5104, Positive conditional cache size: 4, Positive unconditional cache size: 5100, Negative cache size: 81, Negative conditional cache size: 4, Negative unconditional cache size: 77, Eliminated conditions: 6126, Maximal queried relation: 2, Independence queries for same thread: 725 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 274.03ms, Number of persistent set computation: 1544, Number of trivial persistent sets: 1468, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5527, positive: 5452, positive conditional: 0, positive unconditional: 5452, negative: 75, negative conditional: 0, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14384, positive: 13572, positive conditional: 8120, positive unconditional: 5452, negative: 812, negative conditional: 737, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13659, positive: 13572, positive conditional: 8120, positive unconditional: 5452, negative: 87, negative conditional: 12, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 13659, positive: 13572, positive conditional: 8120, positive unconditional: 5452, negative: 87, negative conditional: 12, negative unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 13675, positive: 13572, positive conditional: 7852, positive unconditional: 5720, negative: 103, negative conditional: 16, negative unconditional: 87, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 13675, positive: 13572, positive conditional: 1734, positive unconditional: 11838, negative: 103, negative conditional: 8, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 13675, positive: 13572, positive conditional: 1734, positive unconditional: 11838, negative: 103, negative conditional: 8, negative unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5185, positive: 5104, positive conditional: 4, positive unconditional: 5100, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5185, positive: 5071, positive conditional: 0, positive unconditional: 5071, negative: 114, negative conditional: 0, negative unconditional: 114, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 114, positive: 33, positive conditional: 2, positive unconditional: 31, negative: 81, negative conditional: 4, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 141, positive: 56, positive conditional: 4, positive unconditional: 52, negative: 85, negative conditional: 3, negative unconditional: 83, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 13675, positive: 8468, positive conditional: 1730, positive unconditional: 6738, negative: 22, negative conditional: 4, negative unconditional: 18, unknown: 5185, unknown conditional: 8, unknown unconditional: 5177] , Statistics on independence cache: Total cache size (in pairs): 5185, Positive cache size: 5104, Positive conditional cache size: 4, Positive unconditional cache size: 5100, Negative cache size: 81, Negative conditional cache size: 4, Negative unconditional cache size: 77, Eliminated conditions: 6126, Maximal queried relation: 2, Independence queries for same thread: 725 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-14 12:52:09,364 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2021-11-14 12:52:09,588 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2021-11-14 12:52:09,778 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2021-11-14 12:52:09,975 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-14 12:52:10,179 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...