/usr/bin/java -Xmx8000000000 -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-FA-NoLbe.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/goblint-regression/09-regions_02-list_nr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-4b0ab11 [2022-03-03 18:21:57,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-03 18:21:57,924 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-03 18:21:57,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-03 18:21:57,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-03 18:21:57,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-03 18:21:57,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-03 18:21:57,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-03 18:21:57,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-03 18:21:57,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-03 18:21:57,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-03 18:21:57,977 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-03 18:21:57,977 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-03 18:21:57,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-03 18:21:57,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-03 18:21:57,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-03 18:21:57,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-03 18:21:57,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-03 18:21:57,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-03 18:21:57,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-03 18:21:57,982 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-03 18:21:57,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-03 18:21:57,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-03 18:21:57,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-03 18:21:57,986 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-03-03 18:21:57,986 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-03-03 18:21:57,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-03-03 18:21:57,987 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-03-03 18:21:57,987 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-03-03 18:21:57,987 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-03-03 18:21:57,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-03 18:21:57,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-03 18:21:57,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-03 18:21:57,995 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-FA-NoLbe.epf [2022-03-03 18:21:58,012 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-03 18:21:58,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-03 18:21:58,012 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-03-03 18:21:58,013 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-03-03 18:21:58,013 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-03 18:21:58,013 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-03 18:21:58,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-03 18:21:58,014 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-03 18:21:58,014 INFO L138 SettingsManager]: * Use SBE=true [2022-03-03 18:21:58,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-03 18:21:58,014 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-03 18:21:58,014 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-03 18:21:58,014 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-03 18:21:58,014 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-03 18:21:58,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-03 18:21:58,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-03 18:21:58,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-03 18:21:58,014 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-03 18:21:58,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-03 18:21:58,015 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-03 18:21:58,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-03 18:21:58,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-03 18:21:58,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-03 18:21:58,015 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-03 18:21:58,015 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-03 18:21:58,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:21:58,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-03 18:21:58,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-03-03 18:21:58,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-03 18:21:58,016 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-03 18:21:58,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-03 18:21:58,016 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-03-03 18:21:58,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-03 18:21:58,016 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-03-03 18:21:58,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-03 18:21:58,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-03 18:21:58,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-03 18:21:58,244 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-03 18:21:58,245 INFO L275 PluginConnector]: CDTParser initialized [2022-03-03 18:21:58,246 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/09-regions_02-list_nr.i [2022-03-03 18:21:58,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86494b5ce/e5419ba03ae04cd29c694c0c35afa138/FLAG056c04b89 [2022-03-03 18:21:58,765 INFO L306 CDTParser]: Found 1 translation units. [2022-03-03 18:21:58,766 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/09-regions_02-list_nr.i [2022-03-03 18:21:58,778 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86494b5ce/e5419ba03ae04cd29c694c0c35afa138/FLAG056c04b89 [2022-03-03 18:21:59,103 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86494b5ce/e5419ba03ae04cd29c694c0c35afa138 [2022-03-03 18:21:59,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-03 18:21:59,107 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-03 18:21:59,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-03 18:21:59,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-03 18:21:59,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-03 18:21:59,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7013f6f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59, skipping insertion in model container [2022-03-03 18:21:59,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-03 18:21:59,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-03 18:21:59,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:21:59,681 INFO L203 MainTranslator]: Completed pre-run [2022-03-03 18:21:59,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-03 18:21:59,759 INFO L208 MainTranslator]: Completed translation [2022-03-03 18:21:59,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59 WrapperNode [2022-03-03 18:21:59,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-03 18:21:59,761 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-03 18:21:59,761 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-03 18:21:59,761 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-03 18:21:59,766 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,828 INFO L137 Inliner]: procedures = 368, calls = 34, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 177 [2022-03-03 18:21:59,828 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-03 18:21:59,829 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-03 18:21:59,829 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-03 18:21:59,829 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-03 18:21:59,839 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,860 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-03 18:21:59,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-03 18:21:59,867 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-03 18:21:59,867 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-03 18:21:59,868 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59" (1/1) ... [2022-03-03 18:21:59,872 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-03 18:21:59,879 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-03 18:21:59,889 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) [2022-03-03 18:21:59,893 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 [2022-03-03 18:21:59,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-03 18:21:59,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-03-03 18:21:59,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-03 18:21:59,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-03 18:21:59,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-03 18:21:59,915 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-03 18:21:59,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-03-03 18:21:59,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-03 18:21:59,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-03-03 18:21:59,915 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-03 18:21:59,915 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-03 18:21:59,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-03 18:21:59,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-03 18:21:59,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-03 18:21:59,916 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-03 18:22:00,021 INFO L234 CfgBuilder]: Building ICFG [2022-03-03 18:22:00,022 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-03 18:22:00,332 INFO L275 CfgBuilder]: Performing block encoding [2022-03-03 18:22:00,341 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-03 18:22:00,342 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-03 18:22:00,343 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:22:00 BoogieIcfgContainer [2022-03-03 18:22:00,343 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-03 18:22:00,345 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-03 18:22:00,345 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-03 18:22:00,348 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-03 18:22:00,348 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 06:21:59" (1/3) ... [2022-03-03 18:22:00,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591504df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:22:00, skipping insertion in model container [2022-03-03 18:22:00,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 06:21:59" (2/3) ... [2022-03-03 18:22:00,349 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@591504df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 06:22:00, skipping insertion in model container [2022-03-03 18:22:00,349 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.03 06:22:00" (3/3) ... [2022-03-03 18:22:00,351 INFO L111 eAbstractionObserver]: Analyzing ICFG 09-regions_02-list_nr.i [2022-03-03 18:22:00,354 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-03 18:22:00,355 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-03-03 18:22:00,355 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-03-03 18:22:00,355 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-03 18:22:00,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,412 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,416 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,417 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,418 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,419 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,420 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,422 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,423 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,424 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,425 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,426 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,427 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,428 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,433 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,434 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,436 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,439 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,440 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,441 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,443 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~x#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~malloc32#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,444 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#in~p#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~t~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem34#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,445 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_init_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-03 18:22:00,447 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-03-03 18:22:00,472 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-03 18:22:00,476 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=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-03 18:22:00,476 INFO L340 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2022-03-03 18:22:00,483 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 213 places, 209 transitions, 423 flow [2022-03-03 18:22:00,555 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 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) [2022-03-03 18:22:00,562 INFO L276 IsEmpty]: Start isEmpty. Operand has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 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) [2022-03-03 18:22:00,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-03-03 18:22:00,567 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:00,567 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:00,568 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:00,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:00,571 INFO L85 PathProgramCache]: Analyzing trace with hash -1671993755, now seen corresponding path program 1 times [2022-03-03 18:22:00,578 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:00,578 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331531728] [2022-03-03 18:22:00,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:00,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:00,905 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:00,906 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331531728] [2022-03-03 18:22:00,906 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331531728] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:00,906 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:00,906 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:00,908 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126817961] [2022-03-03 18:22:00,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:00,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:00,912 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:00,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:00,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:00,940 INFO L87 Difference]: Start difference. First operand has 2308 states, 2269 states have (on average 1.9418245923314235) internal successors, (4406), 2307 states have internal predecessors, (4406), 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) Second operand has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 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) [2022-03-03 18:22:01,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:01,205 INFO L93 Difference]: Finished difference Result 2306 states and 4404 transitions. [2022-03-03 18:22:01,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:01,209 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 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) Word has length 46 [2022-03-03 18:22:01,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:01,239 INFO L225 Difference]: With dead ends: 2306 [2022-03-03 18:22:01,239 INFO L226 Difference]: Without dead ends: 2306 [2022-03-03 18:22:01,240 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:01,243 INFO L933 BasicCegarLoop]: 197 mSDtfsCounter, 6 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 443 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:01,244 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 443 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:22:01,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2306 states. [2022-03-03 18:22:01,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2306 to 2306. [2022-03-03 18:22:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2306 states, 2269 states have (on average 1.9409431467606875) internal successors, (4404), 2305 states have internal predecessors, (4404), 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) [2022-03-03 18:22:01,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2306 states to 2306 states and 4404 transitions. [2022-03-03 18:22:01,370 INFO L78 Accepts]: Start accepts. Automaton has 2306 states and 4404 transitions. Word has length 46 [2022-03-03 18:22:01,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:01,371 INFO L470 AbstractCegarLoop]: Abstraction has 2306 states and 4404 transitions. [2022-03-03 18:22:01,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 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) [2022-03-03 18:22:01,371 INFO L276 IsEmpty]: Start isEmpty. Operand 2306 states and 4404 transitions. [2022-03-03 18:22:01,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-03-03 18:22:01,372 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:01,372 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:01,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-03 18:22:01,373 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:01,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:01,373 INFO L85 PathProgramCache]: Analyzing trace with hash -43577554, now seen corresponding path program 1 times [2022-03-03 18:22:01,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:01,374 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2077779926] [2022-03-03 18:22:01,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:01,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:01,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:01,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:01,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:01,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2077779926] [2022-03-03 18:22:01,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2077779926] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:01,497 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:01,497 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:01,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204566143] [2022-03-03 18:22:01,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:01,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:01,498 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:01,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:01,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:01,498 INFO L87 Difference]: Start difference. First operand 2306 states and 4404 transitions. Second operand has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 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) [2022-03-03 18:22:01,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:01,664 INFO L93 Difference]: Finished difference Result 2304 states and 4402 transitions. [2022-03-03 18:22:01,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:01,665 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 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) Word has length 54 [2022-03-03 18:22:01,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:01,677 INFO L225 Difference]: With dead ends: 2304 [2022-03-03 18:22:01,677 INFO L226 Difference]: Without dead ends: 2304 [2022-03-03 18:22:01,679 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:01,681 INFO L933 BasicCegarLoop]: 195 mSDtfsCounter, 2 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 441 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:01,683 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 441 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:22:01,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2304 states. [2022-03-03 18:22:01,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2304 to 2304. [2022-03-03 18:22:01,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2304 states, 2269 states have (on average 1.9400617011899515) internal successors, (4402), 2303 states have internal predecessors, (4402), 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) [2022-03-03 18:22:01,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2304 states to 2304 states and 4402 transitions. [2022-03-03 18:22:01,736 INFO L78 Accepts]: Start accepts. Automaton has 2304 states and 4402 transitions. Word has length 54 [2022-03-03 18:22:01,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:01,736 INFO L470 AbstractCegarLoop]: Abstraction has 2304 states and 4402 transitions. [2022-03-03 18:22:01,737 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.8) internal successors, (54), 6 states have internal predecessors, (54), 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) [2022-03-03 18:22:01,737 INFO L276 IsEmpty]: Start isEmpty. Operand 2304 states and 4402 transitions. [2022-03-03 18:22:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-03-03 18:22:01,741 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:01,741 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:01,741 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-03-03 18:22:01,742 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:01,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:01,742 INFO L85 PathProgramCache]: Analyzing trace with hash -479096798, now seen corresponding path program 1 times [2022-03-03 18:22:01,742 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:01,742 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [857005814] [2022-03-03 18:22:01,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:01,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:01,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:01,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:01,843 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:01,843 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [857005814] [2022-03-03 18:22:01,843 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [857005814] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:01,843 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:01,843 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-03 18:22:01,843 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736789609] [2022-03-03 18:22:01,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:01,844 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-03 18:22:01,844 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:01,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-03 18:22:01,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-03 18:22:01,844 INFO L87 Difference]: Start difference. First operand 2304 states and 4402 transitions. Second operand has 3 states, 2 states have (on average 30.5) 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) [2022-03-03 18:22:01,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:01,867 INFO L93 Difference]: Finished difference Result 2303 states and 4401 transitions. [2022-03-03 18:22:01,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-03 18:22:01,868 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 30.5) 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) Word has length 61 [2022-03-03 18:22:01,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:01,875 INFO L225 Difference]: With dead ends: 2303 [2022-03-03 18:22:01,875 INFO L226 Difference]: Without dead ends: 2303 [2022-03-03 18:22:01,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-03 18:22:01,879 INFO L933 BasicCegarLoop]: 201 mSDtfsCounter, 2 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:01,880 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 382 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:22:01,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2303 states. [2022-03-03 18:22:01,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2303 to 2303. [2022-03-03 18:22:01,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2303 states, 2269 states have (on average 1.9396209784045835) internal successors, (4401), 2302 states have internal predecessors, (4401), 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) [2022-03-03 18:22:01,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2303 states to 2303 states and 4401 transitions. [2022-03-03 18:22:01,955 INFO L78 Accepts]: Start accepts. Automaton has 2303 states and 4401 transitions. Word has length 61 [2022-03-03 18:22:01,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:01,956 INFO L470 AbstractCegarLoop]: Abstraction has 2303 states and 4401 transitions. [2022-03-03 18:22:01,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 30.5) 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) [2022-03-03 18:22:01,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2303 states and 4401 transitions. [2022-03-03 18:22:01,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-03-03 18:22:01,957 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:01,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:01,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-03-03 18:22:01,960 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:01,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:01,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1298097445, now seen corresponding path program 1 times [2022-03-03 18:22:01,961 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:01,961 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232772682] [2022-03-03 18:22:01,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:01,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:02,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:02,055 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:02,055 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232772682] [2022-03-03 18:22:02,055 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232772682] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:02,055 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:02,055 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-03 18:22:02,055 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146595725] [2022-03-03 18:22:02,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:02,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-03 18:22:02,056 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:02,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-03 18:22:02,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-03 18:22:02,056 INFO L87 Difference]: Start difference. First operand 2303 states and 4401 transitions. Second operand has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 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) [2022-03-03 18:22:02,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:02,075 INFO L93 Difference]: Finished difference Result 2169 states and 4138 transitions. [2022-03-03 18:22:02,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-03 18:22:02,087 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 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) Word has length 65 [2022-03-03 18:22:02,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:02,096 INFO L225 Difference]: With dead ends: 2169 [2022-03-03 18:22:02,096 INFO L226 Difference]: Without dead ends: 2169 [2022-03-03 18:22:02,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-03 18:22:02,097 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 130 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:02,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [130 Valid, 253 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-03 18:22:02,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2169 states. [2022-03-03 18:22:02,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2169 to 2169. [2022-03-03 18:22:02,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2169 states, 2151 states have (on average 1.9237563923756393) internal successors, (4138), 2168 states have internal predecessors, (4138), 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) [2022-03-03 18:22:02,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2169 states to 2169 states and 4138 transitions. [2022-03-03 18:22:02,146 INFO L78 Accepts]: Start accepts. Automaton has 2169 states and 4138 transitions. Word has length 65 [2022-03-03 18:22:02,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:02,146 INFO L470 AbstractCegarLoop]: Abstraction has 2169 states and 4138 transitions. [2022-03-03 18:22:02,146 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.5) internal successors, (65), 3 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) [2022-03-03 18:22:02,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 4138 transitions. [2022-03-03 18:22:02,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-03-03 18:22:02,152 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:02,152 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:02,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-03-03 18:22:02,153 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:02,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:02,154 INFO L85 PathProgramCache]: Analyzing trace with hash 380722992, now seen corresponding path program 1 times [2022-03-03 18:22:02,154 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:02,154 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285004132] [2022-03-03 18:22:02,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:02,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:02,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:02,278 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:02,278 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285004132] [2022-03-03 18:22:02,279 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [285004132] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:02,279 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:02,279 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:02,279 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551212414] [2022-03-03 18:22:02,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:02,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:02,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:02,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:02,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:02,281 INFO L87 Difference]: Start difference. First operand 2169 states and 4138 transitions. Second operand has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 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) [2022-03-03 18:22:02,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:02,407 INFO L93 Difference]: Finished difference Result 2168 states and 4137 transitions. [2022-03-03 18:22:02,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:02,407 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 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) Word has length 96 [2022-03-03 18:22:02,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:02,415 INFO L225 Difference]: With dead ends: 2168 [2022-03-03 18:22:02,415 INFO L226 Difference]: Without dead ends: 2168 [2022-03-03 18:22:02,415 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:02,418 INFO L933 BasicCegarLoop]: 192 mSDtfsCounter, 2 mSDsluCounter, 360 mSDsCounter, 0 mSdLazyCounter, 228 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 549 SdHoareTripleChecker+Invalid, 231 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:02,418 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 549 Invalid, 231 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 228 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-03 18:22:02,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2168 states. [2022-03-03 18:22:02,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2168 to 2168. [2022-03-03 18:22:02,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2168 states, 2151 states have (on average 1.9232914923291493) internal successors, (4137), 2167 states have internal predecessors, (4137), 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) [2022-03-03 18:22:02,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2168 states to 2168 states and 4137 transitions. [2022-03-03 18:22:02,455 INFO L78 Accepts]: Start accepts. Automaton has 2168 states and 4137 transitions. Word has length 96 [2022-03-03 18:22:02,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:02,456 INFO L470 AbstractCegarLoop]: Abstraction has 2168 states and 4137 transitions. [2022-03-03 18:22:02,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.2) internal successors, (96), 6 states have internal predecessors, (96), 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) [2022-03-03 18:22:02,457 INFO L276 IsEmpty]: Start isEmpty. Operand 2168 states and 4137 transitions. [2022-03-03 18:22:02,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-03-03 18:22:02,458 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:02,458 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:02,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-03-03 18:22:02,459 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:02,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:02,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1045888503, now seen corresponding path program 1 times [2022-03-03 18:22:02,460 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:02,460 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486841339] [2022-03-03 18:22:02,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:02,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:02,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:02,555 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:02,555 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486841339] [2022-03-03 18:22:02,555 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486841339] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:02,555 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:02,555 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:02,555 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893264876] [2022-03-03 18:22:02,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:02,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:02,556 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:02,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:02,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:02,556 INFO L87 Difference]: Start difference. First operand 2168 states and 4137 transitions. Second operand has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 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) [2022-03-03 18:22:02,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:02,967 INFO L93 Difference]: Finished difference Result 3300 states and 6314 transitions. [2022-03-03 18:22:02,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:02,968 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 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) Word has length 113 [2022-03-03 18:22:02,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:02,986 INFO L225 Difference]: With dead ends: 3300 [2022-03-03 18:22:02,986 INFO L226 Difference]: Without dead ends: 3300 [2022-03-03 18:22:02,987 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:02,992 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 289 mSDsluCounter, 374 mSDsCounter, 0 mSdLazyCounter, 440 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 289 SdHoareTripleChecker+Valid, 678 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 440 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:02,993 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [289 Valid, 678 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 440 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-03-03 18:22:03,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3300 states. [2022-03-03 18:22:03,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3300 to 2302. [2022-03-03 18:22:03,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2302 states, 2288 states have (on average 1.9230769230769231) internal successors, (4400), 2301 states have internal predecessors, (4400), 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) [2022-03-03 18:22:03,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2302 states to 2302 states and 4400 transitions. [2022-03-03 18:22:03,065 INFO L78 Accepts]: Start accepts. Automaton has 2302 states and 4400 transitions. Word has length 113 [2022-03-03 18:22:03,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:03,066 INFO L470 AbstractCegarLoop]: Abstraction has 2302 states and 4400 transitions. [2022-03-03 18:22:03,066 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 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) [2022-03-03 18:22:03,066 INFO L276 IsEmpty]: Start isEmpty. Operand 2302 states and 4400 transitions. [2022-03-03 18:22:03,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-03-03 18:22:03,067 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:03,067 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:03,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-03-03 18:22:03,067 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:03,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:03,067 INFO L85 PathProgramCache]: Analyzing trace with hash -677895904, now seen corresponding path program 1 times [2022-03-03 18:22:03,068 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:03,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124151303] [2022-03-03 18:22:03,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:03,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:03,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:03,164 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:03,164 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124151303] [2022-03-03 18:22:03,165 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124151303] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:03,165 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:03,165 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:03,165 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922278959] [2022-03-03 18:22:03,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:03,165 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:03,165 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:03,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:03,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:03,166 INFO L87 Difference]: Start difference. First operand 2302 states and 4400 transitions. Second operand has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 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) [2022-03-03 18:22:03,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:03,390 INFO L93 Difference]: Finished difference Result 2416 states and 4623 transitions. [2022-03-03 18:22:03,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:03,390 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 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) Word has length 118 [2022-03-03 18:22:03,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:03,398 INFO L225 Difference]: With dead ends: 2416 [2022-03-03 18:22:03,398 INFO L226 Difference]: Without dead ends: 2416 [2022-03-03 18:22:03,398 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:03,400 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 94 mSDsluCounter, 445 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 711 SdHoareTripleChecker+Invalid, 384 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:03,401 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [94 Valid, 711 Invalid, 384 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:22:03,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2416 states. [2022-03-03 18:22:03,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2416 to 2389. [2022-03-03 18:22:03,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2389 states, 2375 states have (on average 1.9242105263157894) internal successors, (4570), 2388 states have internal predecessors, (4570), 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) [2022-03-03 18:22:03,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2389 states to 2389 states and 4570 transitions. [2022-03-03 18:22:03,452 INFO L78 Accepts]: Start accepts. Automaton has 2389 states and 4570 transitions. Word has length 118 [2022-03-03 18:22:03,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:03,452 INFO L470 AbstractCegarLoop]: Abstraction has 2389 states and 4570 transitions. [2022-03-03 18:22:03,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.6) internal successors, (118), 6 states have internal predecessors, (118), 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) [2022-03-03 18:22:03,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2389 states and 4570 transitions. [2022-03-03 18:22:03,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-03-03 18:22:03,453 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:03,453 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:03,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-03-03 18:22:03,454 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:03,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:03,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1148431168, now seen corresponding path program 1 times [2022-03-03 18:22:03,455 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:03,455 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1109408991] [2022-03-03 18:22:03,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:03,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:03,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:03,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:03,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:03,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1109408991] [2022-03-03 18:22:03,561 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1109408991] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:03,561 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:03,561 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:03,561 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428302804] [2022-03-03 18:22:03,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:03,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:03,562 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:03,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:03,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:03,562 INFO L87 Difference]: Start difference. First operand 2389 states and 4570 transitions. Second operand has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 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) [2022-03-03 18:22:03,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:03,832 INFO L93 Difference]: Finished difference Result 3033 states and 5790 transitions. [2022-03-03 18:22:03,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:03,833 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 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) Word has length 122 [2022-03-03 18:22:03,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:03,842 INFO L225 Difference]: With dead ends: 3033 [2022-03-03 18:22:03,842 INFO L226 Difference]: Without dead ends: 2928 [2022-03-03 18:22:03,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:03,842 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 194 mSDsluCounter, 388 mSDsCounter, 0 mSdLazyCounter, 447 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 469 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 447 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:03,843 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [194 Valid, 717 Invalid, 469 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 447 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:22:03,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2928 states. [2022-03-03 18:22:03,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2928 to 2478. [2022-03-03 18:22:03,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2478 states, 2464 states have (on average 1.9232954545454546) internal successors, (4739), 2477 states have internal predecessors, (4739), 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) [2022-03-03 18:22:03,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2478 states to 2478 states and 4739 transitions. [2022-03-03 18:22:03,884 INFO L78 Accepts]: Start accepts. Automaton has 2478 states and 4739 transitions. Word has length 122 [2022-03-03 18:22:03,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:03,885 INFO L470 AbstractCegarLoop]: Abstraction has 2478 states and 4739 transitions. [2022-03-03 18:22:03,885 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 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) [2022-03-03 18:22:03,885 INFO L276 IsEmpty]: Start isEmpty. Operand 2478 states and 4739 transitions. [2022-03-03 18:22:03,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:03,886 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:03,886 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:03,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-03-03 18:22:03,886 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:03,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:03,887 INFO L85 PathProgramCache]: Analyzing trace with hash 963978148, now seen corresponding path program 1 times [2022-03-03 18:22:03,887 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:03,887 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560684734] [2022-03-03 18:22:03,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:03,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:04,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:04,048 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:04,048 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560684734] [2022-03-03 18:22:04,049 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560684734] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:04,049 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:04,049 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:04,049 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665848314] [2022-03-03 18:22:04,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:04,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:04,049 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:04,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:04,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:04,050 INFO L87 Difference]: Start difference. First operand 2478 states and 4739 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:05,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:05,198 INFO L93 Difference]: Finished difference Result 3529 states and 6695 transitions. [2022-03-03 18:22:05,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-03 18:22:05,199 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:05,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:05,208 INFO L225 Difference]: With dead ends: 3529 [2022-03-03 18:22:05,209 INFO L226 Difference]: Without dead ends: 3494 [2022-03-03 18:22:05,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 315 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=256, Invalid=1076, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:22:05,209 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 839 mSDsluCounter, 1900 mSDsCounter, 0 mSdLazyCounter, 1613 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 839 SdHoareTripleChecker+Valid, 2176 SdHoareTripleChecker+Invalid, 1849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 1613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:05,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [839 Valid, 2176 Invalid, 1849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 1613 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:22:05,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3494 states. [2022-03-03 18:22:05,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3494 to 2506. [2022-03-03 18:22:05,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2506 states, 2492 states have (on average 1.9241573033707866) internal successors, (4795), 2505 states have internal predecessors, (4795), 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) [2022-03-03 18:22:05,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2506 states to 2506 states and 4795 transitions. [2022-03-03 18:22:05,278 INFO L78 Accepts]: Start accepts. Automaton has 2506 states and 4795 transitions. Word has length 126 [2022-03-03 18:22:05,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:05,278 INFO L470 AbstractCegarLoop]: Abstraction has 2506 states and 4795 transitions. [2022-03-03 18:22:05,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:05,279 INFO L276 IsEmpty]: Start isEmpty. Operand 2506 states and 4795 transitions. [2022-03-03 18:22:05,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:05,280 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:05,280 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:05,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-03-03 18:22:05,280 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:05,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:05,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1852694232, now seen corresponding path program 1 times [2022-03-03 18:22:05,281 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:05,281 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241646819] [2022-03-03 18:22:05,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:05,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:05,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:05,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:05,452 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:05,452 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241646819] [2022-03-03 18:22:05,452 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241646819] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:05,452 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:05,452 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:05,452 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816534453] [2022-03-03 18:22:05,453 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:05,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:05,453 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:05,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:05,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:05,453 INFO L87 Difference]: Start difference. First operand 2506 states and 4795 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:06,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:06,282 INFO L93 Difference]: Finished difference Result 2795 states and 5310 transitions. [2022-03-03 18:22:06,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:22:06,282 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:06,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:06,287 INFO L225 Difference]: With dead ends: 2795 [2022-03-03 18:22:06,287 INFO L226 Difference]: Without dead ends: 2795 [2022-03-03 18:22:06,287 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 158 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=201, Invalid=669, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:22:06,288 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 686 mSDsluCounter, 2084 mSDsCounter, 0 mSdLazyCounter, 1279 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 686 SdHoareTripleChecker+Valid, 2379 SdHoareTripleChecker+Invalid, 1339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 1279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:06,288 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [686 Valid, 2379 Invalid, 1339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 1279 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:22:06,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2795 states. [2022-03-03 18:22:06,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2795 to 2441. [2022-03-03 18:22:06,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2441 states, 2428 states have (on average 1.921334431630972) internal successors, (4665), 2440 states have internal predecessors, (4665), 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) [2022-03-03 18:22:06,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2441 states to 2441 states and 4665 transitions. [2022-03-03 18:22:06,322 INFO L78 Accepts]: Start accepts. Automaton has 2441 states and 4665 transitions. Word has length 126 [2022-03-03 18:22:06,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:06,322 INFO L470 AbstractCegarLoop]: Abstraction has 2441 states and 4665 transitions. [2022-03-03 18:22:06,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:06,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 4665 transitions. [2022-03-03 18:22:06,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:06,324 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:06,324 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:06,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-03-03 18:22:06,324 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:06,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:06,324 INFO L85 PathProgramCache]: Analyzing trace with hash -952036443, now seen corresponding path program 1 times [2022-03-03 18:22:06,324 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:06,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518487562] [2022-03-03 18:22:06,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:06,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:06,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:06,398 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:06,398 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518487562] [2022-03-03 18:22:06,398 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518487562] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:06,398 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:06,398 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-03-03 18:22:06,398 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268523427] [2022-03-03 18:22:06,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:06,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-03 18:22:06,398 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:06,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-03 18:22:06,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:06,399 INFO L87 Difference]: Start difference. First operand 2441 states and 4665 transitions. Second operand has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 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) [2022-03-03 18:22:06,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:06,611 INFO L93 Difference]: Finished difference Result 2569 states and 4916 transitions. [2022-03-03 18:22:06,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-03 18:22:06,612 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:06,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:06,616 INFO L225 Difference]: With dead ends: 2569 [2022-03-03 18:22:06,616 INFO L226 Difference]: Without dead ends: 2569 [2022-03-03 18:22:06,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-03-03 18:22:06,617 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 93 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 385 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 385 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:06,617 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [93 Valid, 731 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 385 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-03 18:22:06,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2569 states. [2022-03-03 18:22:06,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2569 to 2539. [2022-03-03 18:22:06,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2539 states, 2526 states have (on average 1.9228028503562946) internal successors, (4857), 2538 states have internal predecessors, (4857), 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) [2022-03-03 18:22:06,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2539 states to 2539 states and 4857 transitions. [2022-03-03 18:22:06,651 INFO L78 Accepts]: Start accepts. Automaton has 2539 states and 4857 transitions. Word has length 126 [2022-03-03 18:22:06,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:06,651 INFO L470 AbstractCegarLoop]: Abstraction has 2539 states and 4857 transitions. [2022-03-03 18:22:06,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.2) internal successors, (126), 6 states have internal predecessors, (126), 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) [2022-03-03 18:22:06,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2539 states and 4857 transitions. [2022-03-03 18:22:06,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:06,652 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:06,653 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:06,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-03-03 18:22:06,653 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:06,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:06,653 INFO L85 PathProgramCache]: Analyzing trace with hash -1371791128, now seen corresponding path program 2 times [2022-03-03 18:22:06,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:06,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118034712] [2022-03-03 18:22:06,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:06,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:06,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:06,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:06,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118034712] [2022-03-03 18:22:06,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [118034712] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:06,824 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:06,824 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:06,825 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139548092] [2022-03-03 18:22:06,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:06,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:06,825 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:06,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:06,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=121, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:06,825 INFO L87 Difference]: Start difference. First operand 2539 states and 4857 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:07,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:07,987 INFO L93 Difference]: Finished difference Result 4948 states and 9469 transitions. [2022-03-03 18:22:07,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-03 18:22:07,988 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:07,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:07,996 INFO L225 Difference]: With dead ends: 4948 [2022-03-03 18:22:07,997 INFO L226 Difference]: Without dead ends: 4948 [2022-03-03 18:22:07,997 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 295 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=257, Invalid=1003, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:22:07,997 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 987 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 1546 mSolverCounterSat, 326 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 987 SdHoareTripleChecker+Valid, 2086 SdHoareTripleChecker+Invalid, 1872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 326 IncrementalHoareTripleChecker+Valid, 1546 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:07,997 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [987 Valid, 2086 Invalid, 1872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [326 Valid, 1546 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:08,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4948 states. [2022-03-03 18:22:08,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4948 to 2547. [2022-03-03 18:22:08,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 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) [2022-03-03 18:22:08,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-03 18:22:08,055 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-03 18:22:08,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:08,055 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-03 18:22:08,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:08,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-03 18:22:08,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:08,056 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:08,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:08,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-03 18:22:08,057 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:08,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:08,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1190560958, now seen corresponding path program 3 times [2022-03-03 18:22:08,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:08,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [48012033] [2022-03-03 18:22:08,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:08,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:08,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:08,236 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:08,236 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [48012033] [2022-03-03 18:22:08,236 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [48012033] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:08,236 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:08,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:08,236 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841288316] [2022-03-03 18:22:08,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:08,236 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:08,236 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:08,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:08,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:08,237 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:09,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:09,613 INFO L93 Difference]: Finished difference Result 5040 states and 9653 transitions. [2022-03-03 18:22:09,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-03 18:22:09,614 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:09,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:09,623 INFO L225 Difference]: With dead ends: 5040 [2022-03-03 18:22:09,623 INFO L226 Difference]: Without dead ends: 5040 [2022-03-03 18:22:09,624 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 322 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=270, Invalid=1062, Unknown=0, NotChecked=0, Total=1332 [2022-03-03 18:22:09,625 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 783 mSDsluCounter, 2123 mSDsCounter, 0 mSdLazyCounter, 1937 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 783 SdHoareTripleChecker+Valid, 2444 SdHoareTripleChecker+Invalid, 2161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 1937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:09,625 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [783 Valid, 2444 Invalid, 2161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 1937 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:22:09,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5040 states. [2022-03-03 18:22:09,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5040 to 2547. [2022-03-03 18:22:09,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 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) [2022-03-03 18:22:09,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-03 18:22:09,670 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-03 18:22:09,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:09,670 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-03 18:22:09,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:09,671 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-03 18:22:09,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:09,672 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:09,672 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:09,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-03 18:22:09,672 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:09,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:09,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1073073130, now seen corresponding path program 4 times [2022-03-03 18:22:09,672 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:09,672 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706392951] [2022-03-03 18:22:09,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:09,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:09,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:09,839 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:09,839 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706392951] [2022-03-03 18:22:09,839 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706392951] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:09,839 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:09,839 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:09,839 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448743768] [2022-03-03 18:22:09,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:09,839 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:09,839 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:09,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:09,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:09,840 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:10,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:10,954 INFO L93 Difference]: Finished difference Result 5088 states and 9749 transitions. [2022-03-03 18:22:10,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-03 18:22:10,955 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:10,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:10,963 INFO L225 Difference]: With dead ends: 5088 [2022-03-03 18:22:10,963 INFO L226 Difference]: Without dead ends: 5088 [2022-03-03 18:22:10,963 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=250, Invalid=1010, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:22:10,964 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 875 mSDsluCounter, 1925 mSDsCounter, 0 mSdLazyCounter, 1699 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 875 SdHoareTripleChecker+Valid, 2225 SdHoareTripleChecker+Invalid, 1990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 1699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:10,964 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [875 Valid, 2225 Invalid, 1990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 1699 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:10,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5088 states. [2022-03-03 18:22:10,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5088 to 2547. [2022-03-03 18:22:11,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 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) [2022-03-03 18:22:11,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-03 18:22:11,004 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-03 18:22:11,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:11,004 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-03 18:22:11,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:11,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-03 18:22:11,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:11,005 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:11,005 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:11,006 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-03-03 18:22:11,006 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:11,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:11,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1124784860, now seen corresponding path program 5 times [2022-03-03 18:22:11,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:11,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1835075422] [2022-03-03 18:22:11,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:11,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:11,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:11,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:11,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:11,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1835075422] [2022-03-03 18:22:11,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1835075422] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:11,172 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:11,172 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:11,172 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154139921] [2022-03-03 18:22:11,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:11,173 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:11,173 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:11,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:11,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:11,173 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:12,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:12,190 INFO L93 Difference]: Finished difference Result 5064 states and 9704 transitions. [2022-03-03 18:22:12,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:22:12,207 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:12,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:12,216 INFO L225 Difference]: With dead ends: 5064 [2022-03-03 18:22:12,216 INFO L226 Difference]: Without dead ends: 5064 [2022-03-03 18:22:12,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 278 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=233, Invalid=957, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:22:12,219 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 815 mSDsluCounter, 1702 mSDsCounter, 0 mSdLazyCounter, 1535 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 815 SdHoareTripleChecker+Valid, 1993 SdHoareTripleChecker+Invalid, 1793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:12,219 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [815 Valid, 1993 Invalid, 1793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1535 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:22:12,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5064 states. [2022-03-03 18:22:12,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5064 to 2547. [2022-03-03 18:22:12,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2547 states, 2534 states have (on average 1.9230465666929755) internal successors, (4873), 2546 states have internal predecessors, (4873), 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) [2022-03-03 18:22:12,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2547 states and 4873 transitions. [2022-03-03 18:22:12,261 INFO L78 Accepts]: Start accepts. Automaton has 2547 states and 4873 transitions. Word has length 126 [2022-03-03 18:22:12,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:12,261 INFO L470 AbstractCegarLoop]: Abstraction has 2547 states and 4873 transitions. [2022-03-03 18:22:12,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:12,262 INFO L276 IsEmpty]: Start isEmpty. Operand 2547 states and 4873 transitions. [2022-03-03 18:22:12,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:12,262 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:12,263 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:12,263 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-03-03 18:22:12,263 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:12,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:12,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1936746230, now seen corresponding path program 6 times [2022-03-03 18:22:12,263 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:12,263 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115986827] [2022-03-03 18:22:12,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:12,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:12,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:12,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:12,472 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:12,472 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115986827] [2022-03-03 18:22:12,472 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115986827] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:12,472 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:12,472 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:12,472 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177446541] [2022-03-03 18:22:12,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:12,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:12,473 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:12,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:12,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:12,473 INFO L87 Difference]: Start difference. First operand 2547 states and 4873 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:13,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:13,427 INFO L93 Difference]: Finished difference Result 5010 states and 9591 transitions. [2022-03-03 18:22:13,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:22:13,429 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:13,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:13,436 INFO L225 Difference]: With dead ends: 5010 [2022-03-03 18:22:13,437 INFO L226 Difference]: Without dead ends: 5010 [2022-03-03 18:22:13,437 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=239, Invalid=817, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:13,437 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 777 mSDsluCounter, 1391 mSDsCounter, 0 mSdLazyCounter, 1258 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 777 SdHoareTripleChecker+Valid, 1711 SdHoareTripleChecker+Invalid, 1532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:13,437 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [777 Valid, 1711 Invalid, 1532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1258 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:13,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5010 states. [2022-03-03 18:22:13,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5010 to 2563. [2022-03-03 18:22:13,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 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) [2022-03-03 18:22:13,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-03 18:22:13,472 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-03 18:22:13,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:13,472 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-03 18:22:13,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:13,472 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-03 18:22:13,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:13,473 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:13,473 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:13,473 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-03-03 18:22:13,474 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:13,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:13,474 INFO L85 PathProgramCache]: Analyzing trace with hash -2022057188, now seen corresponding path program 7 times [2022-03-03 18:22:13,474 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:13,474 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331393508] [2022-03-03 18:22:13,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:13,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:13,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:13,653 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:13,653 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331393508] [2022-03-03 18:22:13,653 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331393508] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:13,653 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:13,653 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:13,653 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741243502] [2022-03-03 18:22:13,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:13,653 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:13,654 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:13,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:13,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:13,654 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:14,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:14,818 INFO L93 Difference]: Finished difference Result 5121 states and 9809 transitions. [2022-03-03 18:22:14,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-03 18:22:14,818 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:14,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:14,825 INFO L225 Difference]: With dead ends: 5121 [2022-03-03 18:22:14,825 INFO L226 Difference]: Without dead ends: 5121 [2022-03-03 18:22:14,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=260, Invalid=930, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:22:14,826 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 937 mSDsluCounter, 1871 mSDsCounter, 0 mSdLazyCounter, 1688 mSolverCounterSat, 345 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 937 SdHoareTripleChecker+Valid, 2195 SdHoareTripleChecker+Invalid, 2033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 345 IncrementalHoareTripleChecker+Valid, 1688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:14,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [937 Valid, 2195 Invalid, 2033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [345 Valid, 1688 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:14,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5121 states. [2022-03-03 18:22:14,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5121 to 2565. [2022-03-03 18:22:14,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 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) [2022-03-03 18:22:14,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-03 18:22:14,861 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-03 18:22:14,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:14,861 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-03 18:22:14,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:14,862 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-03 18:22:14,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:14,863 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:14,863 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:14,863 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-03-03 18:22:14,863 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:14,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:14,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1808491582, now seen corresponding path program 8 times [2022-03-03 18:22:14,863 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:14,864 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312777577] [2022-03-03 18:22:14,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:14,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:14,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:15,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:15,041 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:15,041 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312777577] [2022-03-03 18:22:15,041 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312777577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:15,041 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:15,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:15,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659861618] [2022-03-03 18:22:15,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:15,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:15,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:15,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:15,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:15,042 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:16,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:16,371 INFO L93 Difference]: Finished difference Result 5104 states and 9779 transitions. [2022-03-03 18:22:16,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2022-03-03 18:22:16,371 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:16,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:16,377 INFO L225 Difference]: With dead ends: 5104 [2022-03-03 18:22:16,377 INFO L226 Difference]: Without dead ends: 5104 [2022-03-03 18:22:16,378 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=272, Invalid=988, Unknown=0, NotChecked=0, Total=1260 [2022-03-03 18:22:16,378 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 797 mSDsluCounter, 2175 mSDsCounter, 0 mSdLazyCounter, 2044 mSolverCounterSat, 280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 797 SdHoareTripleChecker+Valid, 2506 SdHoareTripleChecker+Invalid, 2324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 280 IncrementalHoareTripleChecker+Valid, 2044 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:16,378 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [797 Valid, 2506 Invalid, 2324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [280 Valid, 2044 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:22:16,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5104 states. [2022-03-03 18:22:16,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5104 to 2563. [2022-03-03 18:22:16,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 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) [2022-03-03 18:22:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-03 18:22:16,410 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-03 18:22:16,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:16,410 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-03 18:22:16,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:16,410 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-03 18:22:16,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:16,411 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:16,411 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:16,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-03-03 18:22:16,412 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:16,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:16,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1247088696, now seen corresponding path program 9 times [2022-03-03 18:22:16,412 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:16,412 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452174325] [2022-03-03 18:22:16,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:16,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:16,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:16,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:16,731 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:16,731 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452174325] [2022-03-03 18:22:16,731 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452174325] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:16,731 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:16,731 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:16,731 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [673638493] [2022-03-03 18:22:16,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:16,731 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:16,731 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:16,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:16,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:16,732 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:18,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:18,051 INFO L93 Difference]: Finished difference Result 5084 states and 9735 transitions. [2022-03-03 18:22:18,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-03-03 18:22:18,052 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:18,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:18,057 INFO L225 Difference]: With dead ends: 5084 [2022-03-03 18:22:18,057 INFO L226 Difference]: Without dead ends: 5084 [2022-03-03 18:22:18,057 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=236, Invalid=886, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:18,058 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 657 mSDsluCounter, 2315 mSDsCounter, 0 mSdLazyCounter, 1982 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 657 SdHoareTripleChecker+Valid, 2606 SdHoareTripleChecker+Invalid, 2186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1982 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:18,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [657 Valid, 2606 Invalid, 2186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1982 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:22:18,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5084 states. [2022-03-03 18:22:18,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5084 to 2567. [2022-03-03 18:22:18,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 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) [2022-03-03 18:22:18,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-03 18:22:18,101 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-03 18:22:18,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:18,104 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-03 18:22:18,104 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:18,104 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-03 18:22:18,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:18,105 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:18,105 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:18,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-03-03 18:22:18,106 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:18,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:18,106 INFO L85 PathProgramCache]: Analyzing trace with hash 782670170, now seen corresponding path program 10 times [2022-03-03 18:22:18,106 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:18,106 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128637019] [2022-03-03 18:22:18,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:18,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:18,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:18,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:18,271 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:18,271 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128637019] [2022-03-03 18:22:18,271 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128637019] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:18,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:18,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:18,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600431848] [2022-03-03 18:22:18,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:18,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:18,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:18,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:18,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:18,272 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:19,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:19,402 INFO L93 Difference]: Finished difference Result 5176 states and 9919 transitions. [2022-03-03 18:22:19,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:22:19,402 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:19,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:19,409 INFO L225 Difference]: With dead ends: 5176 [2022-03-03 18:22:19,410 INFO L226 Difference]: Without dead ends: 5176 [2022-03-03 18:22:19,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=247, Invalid=943, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:22:19,410 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 802 mSDsluCounter, 1762 mSDsCounter, 0 mSdLazyCounter, 1581 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 802 SdHoareTripleChecker+Valid, 2060 SdHoareTripleChecker+Invalid, 1866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 1581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:19,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [802 Valid, 2060 Invalid, 1866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 1581 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:22:19,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5176 states. [2022-03-03 18:22:19,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5176 to 2565. [2022-03-03 18:22:19,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 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) [2022-03-03 18:22:19,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-03 18:22:19,481 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-03 18:22:19,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:19,481 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-03 18:22:19,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:19,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-03 18:22:19,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:19,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:19,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:19,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-03-03 18:22:19,482 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:19,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:19,483 INFO L85 PathProgramCache]: Analyzing trace with hash 616120888, now seen corresponding path program 11 times [2022-03-03 18:22:19,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:19,483 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1144379157] [2022-03-03 18:22:19,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:19,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:19,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:19,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:19,646 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:19,647 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1144379157] [2022-03-03 18:22:19,647 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1144379157] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:19,647 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:19,647 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:19,647 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139441259] [2022-03-03 18:22:19,647 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:19,648 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:19,648 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:19,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:19,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:19,649 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:21,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:21,018 INFO L93 Difference]: Finished difference Result 5154 states and 9879 transitions. [2022-03-03 18:22:21,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:22:21,018 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:21,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:21,025 INFO L225 Difference]: With dead ends: 5154 [2022-03-03 18:22:21,025 INFO L226 Difference]: Without dead ends: 5154 [2022-03-03 18:22:21,026 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 244 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:22:21,026 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 814 mSDsluCounter, 2090 mSDsCounter, 0 mSdLazyCounter, 2000 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 814 SdHoareTripleChecker+Valid, 2396 SdHoareTripleChecker+Invalid, 2301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 2000 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:21,026 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [814 Valid, 2396 Invalid, 2301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 2000 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:22:21,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5154 states. [2022-03-03 18:22:21,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5154 to 2563. [2022-03-03 18:22:21,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 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) [2022-03-03 18:22:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-03 18:22:21,072 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-03 18:22:21,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:21,072 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-03 18:22:21,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:21,072 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-03 18:22:21,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:21,073 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:21,073 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:21,073 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-03-03 18:22:21,073 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:21,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:21,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1997632130, now seen corresponding path program 12 times [2022-03-03 18:22:21,074 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:21,074 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744812545] [2022-03-03 18:22:21,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:21,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:21,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:21,249 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:21,249 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744812545] [2022-03-03 18:22:21,249 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744812545] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:21,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:21,249 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:21,249 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044870147] [2022-03-03 18:22:21,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:21,250 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:21,250 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:21,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:21,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:21,250 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:22,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:22,236 INFO L93 Difference]: Finished difference Result 4991 states and 9552 transitions. [2022-03-03 18:22:22,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:22:22,236 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:22,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:22,243 INFO L225 Difference]: With dead ends: 4991 [2022-03-03 18:22:22,243 INFO L226 Difference]: Without dead ends: 4991 [2022-03-03 18:22:22,244 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=217, Invalid=839, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:22,244 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 761 mSDsluCounter, 1628 mSDsCounter, 0 mSdLazyCounter, 1310 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 761 SdHoareTripleChecker+Valid, 1900 SdHoareTripleChecker+Invalid, 1579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 1310 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:22,245 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [761 Valid, 1900 Invalid, 1579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 1310 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:22,250 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4991 states. [2022-03-03 18:22:22,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4991 to 2569. [2022-03-03 18:22:22,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 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) [2022-03-03 18:22:22,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-03-03 18:22:22,288 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-03-03 18:22:22,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:22,289 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-03-03 18:22:22,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:22,289 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-03-03 18:22:22,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:22,290 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:22,290 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:22,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-03-03 18:22:22,290 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:22,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:22,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1533213604, now seen corresponding path program 13 times [2022-03-03 18:22:22,291 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:22,291 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683250009] [2022-03-03 18:22:22,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:22,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:22,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:22,473 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:22,473 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683250009] [2022-03-03 18:22:22,473 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683250009] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:22,473 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:22,473 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:22,473 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828116820] [2022-03-03 18:22:22,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:22,473 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:22,473 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:22,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:22,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:22,474 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:23,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:23,410 INFO L93 Difference]: Finished difference Result 5083 states and 9736 transitions. [2022-03-03 18:22:23,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-03 18:22:23,410 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:23,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:23,416 INFO L225 Difference]: With dead ends: 5083 [2022-03-03 18:22:23,416 INFO L226 Difference]: Without dead ends: 5083 [2022-03-03 18:22:23,416 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=227, Invalid=895, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:23,417 INFO L933 BasicCegarLoop]: 281 mSDtfsCounter, 820 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 1338 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 820 SdHoareTripleChecker+Valid, 1861 SdHoareTripleChecker+Invalid, 1636 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 1338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:23,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [820 Valid, 1861 Invalid, 1636 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 1338 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:23,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5083 states. [2022-03-03 18:22:23,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5083 to 2567. [2022-03-03 18:22:23,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 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) [2022-03-03 18:22:23,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-03 18:22:23,452 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-03 18:22:23,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:23,452 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-03 18:22:23,452 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:23,453 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-03 18:22:23,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:23,453 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:23,453 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:23,454 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-03-03 18:22:23,454 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:23,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:23,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1366664322, now seen corresponding path program 14 times [2022-03-03 18:22:23,454 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:23,454 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663009062] [2022-03-03 18:22:23,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:23,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:23,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:23,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:23,665 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:23,665 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663009062] [2022-03-03 18:22:23,665 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663009062] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:23,665 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:23,665 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:23,666 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1373483006] [2022-03-03 18:22:23,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:23,667 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:23,667 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:23,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:23,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:23,667 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:24,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:24,687 INFO L93 Difference]: Finished difference Result 5157 states and 9884 transitions. [2022-03-03 18:22:24,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-03 18:22:24,688 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:24,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:24,693 INFO L225 Difference]: With dead ends: 5157 [2022-03-03 18:22:24,694 INFO L226 Difference]: Without dead ends: 5157 [2022-03-03 18:22:24,694 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=224, Invalid=898, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:24,695 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 771 mSDsluCounter, 1774 mSDsCounter, 0 mSdLazyCounter, 1634 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 771 SdHoareTripleChecker+Valid, 2061 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 1634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:24,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [771 Valid, 2061 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 1634 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:22:24,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5157 states. [2022-03-03 18:22:24,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5157 to 2565. [2022-03-03 18:22:24,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 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) [2022-03-03 18:22:24,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-03 18:22:24,758 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-03 18:22:24,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:24,758 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-03 18:22:24,758 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:24,758 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-03 18:22:24,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:24,759 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:24,759 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:24,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-03-03 18:22:24,759 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:24,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:24,760 INFO L85 PathProgramCache]: Analyzing trace with hash -1899051996, now seen corresponding path program 15 times [2022-03-03 18:22:24,760 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:24,760 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021537849] [2022-03-03 18:22:24,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:24,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:24,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:24,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:24,899 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:24,899 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021537849] [2022-03-03 18:22:24,899 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021537849] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:24,899 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:24,899 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:24,899 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806502324] [2022-03-03 18:22:24,899 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:24,899 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:24,899 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:24,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:24,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:24,900 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:26,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:26,011 INFO L93 Difference]: Finished difference Result 5124 states and 9822 transitions. [2022-03-03 18:22:26,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2022-03-03 18:22:26,011 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:26,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:26,016 INFO L225 Difference]: With dead ends: 5124 [2022-03-03 18:22:26,017 INFO L226 Difference]: Without dead ends: 5124 [2022-03-03 18:22:26,017 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 233 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:26,017 INFO L933 BasicCegarLoop]: 295 mSDtfsCounter, 704 mSDsluCounter, 2044 mSDsCounter, 0 mSdLazyCounter, 1890 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 704 SdHoareTripleChecker+Valid, 2337 SdHoareTripleChecker+Invalid, 2154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 1890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:26,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [704 Valid, 2337 Invalid, 2154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 1890 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:26,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5124 states. [2022-03-03 18:22:26,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5124 to 2563. [2022-03-03 18:22:26,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2563 states, 2550 states have (on average 1.923529411764706) internal successors, (4905), 2562 states have internal predecessors, (4905), 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) [2022-03-03 18:22:26,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2563 states to 2563 states and 4905 transitions. [2022-03-03 18:22:26,050 INFO L78 Accepts]: Start accepts. Automaton has 2563 states and 4905 transitions. Word has length 126 [2022-03-03 18:22:26,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:26,050 INFO L470 AbstractCegarLoop]: Abstraction has 2563 states and 4905 transitions. [2022-03-03 18:22:26,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:26,051 INFO L276 IsEmpty]: Start isEmpty. Operand 2563 states and 4905 transitions. [2022-03-03 18:22:26,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:26,051 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:26,052 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:26,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-03 18:22:26,052 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:26,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:26,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1952751484, now seen corresponding path program 16 times [2022-03-03 18:22:26,052 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:26,052 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346388671] [2022-03-03 18:22:26,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:26,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:26,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:26,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:26,213 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:26,214 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346388671] [2022-03-03 18:22:26,214 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346388671] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:26,214 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:26,214 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:26,214 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055476085] [2022-03-03 18:22:26,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:26,214 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:26,215 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:26,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:26,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:26,215 INFO L87 Difference]: Start difference. First operand 2563 states and 4905 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:27,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:27,057 INFO L93 Difference]: Finished difference Result 4545 states and 8752 transitions. [2022-03-03 18:22:27,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:22:27,058 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:27,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:27,064 INFO L225 Difference]: With dead ends: 4545 [2022-03-03 18:22:27,064 INFO L226 Difference]: Without dead ends: 4545 [2022-03-03 18:22:27,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=198, Invalid=732, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:22:27,065 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 464 mSDsluCounter, 1380 mSDsCounter, 0 mSdLazyCounter, 1039 mSolverCounterSat, 151 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 464 SdHoareTripleChecker+Valid, 1634 SdHoareTripleChecker+Invalid, 1190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 151 IncrementalHoareTripleChecker+Valid, 1039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:27,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [464 Valid, 1634 Invalid, 1190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [151 Valid, 1039 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:22:27,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4545 states. [2022-03-03 18:22:27,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4545 to 2573. [2022-03-03 18:22:27,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 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) [2022-03-03 18:22:27,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-03 18:22:27,093 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-03 18:22:27,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:27,094 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-03 18:22:27,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-03 18:22:27,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:27,095 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:27,095 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:27,095 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-03 18:22:27,095 INFO L402 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:27,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:27,095 INFO L85 PathProgramCache]: Analyzing trace with hash 1906827166, now seen corresponding path program 17 times [2022-03-03 18:22:27,095 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:27,095 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167155636] [2022-03-03 18:22:27,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:27,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:27,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:27,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:27,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167155636] [2022-03-03 18:22:27,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167155636] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:27,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:27,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:27,257 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773082297] [2022-03-03 18:22:27,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:27,257 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:27,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:27,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:27,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:27,258 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:28,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:28,082 INFO L93 Difference]: Finished difference Result 4656 states and 8970 transitions. [2022-03-03 18:22:28,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:28,082 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:28,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:28,088 INFO L225 Difference]: With dead ends: 4656 [2022-03-03 18:22:28,088 INFO L226 Difference]: Without dead ends: 4656 [2022-03-03 18:22:28,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=841, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:28,088 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 493 mSDsluCounter, 1542 mSDsCounter, 0 mSdLazyCounter, 1182 mSolverCounterSat, 161 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 493 SdHoareTripleChecker+Valid, 1795 SdHoareTripleChecker+Invalid, 1343 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 161 IncrementalHoareTripleChecker+Valid, 1182 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:28,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [493 Valid, 1795 Invalid, 1343 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [161 Valid, 1182 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:22:28,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4656 states. [2022-03-03 18:22:28,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4656 to 2575. [2022-03-03 18:22:28,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 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) [2022-03-03 18:22:28,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-03 18:22:28,118 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-03 18:22:28,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:28,118 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-03 18:22:28,118 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:28,118 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-03 18:22:28,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:28,119 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:28,119 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:28,119 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-03-03 18:22:28,119 INFO L402 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:28,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:28,120 INFO L85 PathProgramCache]: Analyzing trace with hash 1442408640, now seen corresponding path program 18 times [2022-03-03 18:22:28,120 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:28,120 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195738517] [2022-03-03 18:22:28,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:28,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:28,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:28,285 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:28,285 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195738517] [2022-03-03 18:22:28,285 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195738517] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:28,285 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:28,285 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:28,286 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [367033073] [2022-03-03 18:22:28,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:28,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:28,286 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:28,286 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:28,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:28,286 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:29,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:29,204 INFO L93 Difference]: Finished difference Result 4639 states and 8940 transitions. [2022-03-03 18:22:29,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:22:29,204 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:29,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:29,212 INFO L225 Difference]: With dead ends: 4639 [2022-03-03 18:22:29,212 INFO L226 Difference]: Without dead ends: 4639 [2022-03-03 18:22:29,213 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=223, Invalid=899, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:29,213 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 626 mSDsluCounter, 1530 mSDsCounter, 0 mSdLazyCounter, 1240 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 626 SdHoareTripleChecker+Valid, 1790 SdHoareTripleChecker+Invalid, 1477 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 1240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:29,213 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [626 Valid, 1790 Invalid, 1477 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 1240 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:29,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4639 states. [2022-03-03 18:22:29,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4639 to 2569. [2022-03-03 18:22:29,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 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) [2022-03-03 18:22:29,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-03-03 18:22:29,246 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-03-03 18:22:29,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:29,246 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-03-03 18:22:29,246 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:29,246 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-03-03 18:22:29,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:29,247 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:29,247 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:29,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-03-03 18:22:29,248 INFO L402 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:29,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:29,248 INFO L85 PathProgramCache]: Analyzing trace with hash 745750908, now seen corresponding path program 19 times [2022-03-03 18:22:29,248 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:29,248 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613173720] [2022-03-03 18:22:29,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:29,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:29,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:29,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:29,417 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:29,417 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613173720] [2022-03-03 18:22:29,417 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613173720] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:29,418 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:29,418 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:29,418 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754933488] [2022-03-03 18:22:29,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:29,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:29,418 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:29,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:29,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:29,419 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:30,174 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:30,174 INFO L93 Difference]: Finished difference Result 4519 states and 8702 transitions. [2022-03-03 18:22:30,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:22:30,174 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:30,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:30,180 INFO L225 Difference]: With dead ends: 4519 [2022-03-03 18:22:30,180 INFO L226 Difference]: Without dead ends: 4519 [2022-03-03 18:22:30,181 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:22:30,181 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 536 mSDsluCounter, 1373 mSDsCounter, 0 mSdLazyCounter, 1067 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 1626 SdHoareTripleChecker+Invalid, 1263 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 1067 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:30,181 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [536 Valid, 1626 Invalid, 1263 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 1067 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-03 18:22:30,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4519 states. [2022-03-03 18:22:30,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4519 to 2573. [2022-03-03 18:22:30,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 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) [2022-03-03 18:22:30,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-03 18:22:30,228 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-03 18:22:30,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:30,228 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-03 18:22:30,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:30,228 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-03 18:22:30,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:30,229 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:30,229 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:30,229 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2022-03-03 18:22:30,229 INFO L402 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:30,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:30,230 INFO L85 PathProgramCache]: Analyzing trace with hash 281332382, now seen corresponding path program 20 times [2022-03-03 18:22:30,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:30,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268361182] [2022-03-03 18:22:30,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:30,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:30,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:30,398 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:30,398 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268361182] [2022-03-03 18:22:30,398 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268361182] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:30,398 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:30,398 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:30,398 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1631791875] [2022-03-03 18:22:30,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:30,398 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:30,399 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:30,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:30,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:30,399 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:31,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:31,377 INFO L93 Difference]: Finished difference Result 4611 states and 8886 transitions. [2022-03-03 18:22:31,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:31,377 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:31,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:31,382 INFO L225 Difference]: With dead ends: 4611 [2022-03-03 18:22:31,383 INFO L226 Difference]: Without dead ends: 4611 [2022-03-03 18:22:31,383 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=202, Invalid=854, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:31,383 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 501 mSDsluCounter, 1909 mSDsCounter, 0 mSdLazyCounter, 1593 mSolverCounterSat, 172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 501 SdHoareTripleChecker+Valid, 2169 SdHoareTripleChecker+Invalid, 1765 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 172 IncrementalHoareTripleChecker+Valid, 1593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:31,384 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [501 Valid, 2169 Invalid, 1765 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [172 Valid, 1593 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:22:31,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4611 states. [2022-03-03 18:22:31,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4611 to 2571. [2022-03-03 18:22:31,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 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) [2022-03-03 18:22:31,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-03 18:22:31,411 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-03 18:22:31,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:31,411 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-03 18:22:31,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:31,412 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-03 18:22:31,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:31,412 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:31,412 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:31,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-03-03 18:22:31,413 INFO L402 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:31,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:31,413 INFO L85 PathProgramCache]: Analyzing trace with hash 114783100, now seen corresponding path program 21 times [2022-03-03 18:22:31,413 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:31,413 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286929637] [2022-03-03 18:22:31,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:31,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:31,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:31,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:31,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:31,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286929637] [2022-03-03 18:22:31,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286929637] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:31,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:31,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:31,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086958729] [2022-03-03 18:22:31,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:31,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:31,572 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:31,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:31,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:31,573 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:32,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:32,548 INFO L93 Difference]: Finished difference Result 4675 states and 9010 transitions. [2022-03-03 18:22:32,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:32,548 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:32,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:32,553 INFO L225 Difference]: With dead ends: 4675 [2022-03-03 18:22:32,553 INFO L226 Difference]: Without dead ends: 4675 [2022-03-03 18:22:32,553 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:32,554 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 523 mSDsluCounter, 1567 mSDsCounter, 0 mSdLazyCounter, 1389 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 523 SdHoareTripleChecker+Valid, 1835 SdHoareTripleChecker+Invalid, 1581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 1389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:32,554 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [523 Valid, 1835 Invalid, 1581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 1389 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:32,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4675 states. [2022-03-03 18:22:32,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4675 to 2565. [2022-03-03 18:22:32,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2565 states, 2552 states have (on average 1.92358934169279) internal successors, (4909), 2564 states have internal predecessors, (4909), 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) [2022-03-03 18:22:32,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2565 states to 2565 states and 4909 transitions. [2022-03-03 18:22:32,584 INFO L78 Accepts]: Start accepts. Automaton has 2565 states and 4909 transitions. Word has length 126 [2022-03-03 18:22:32,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:32,585 INFO L470 AbstractCegarLoop]: Abstraction has 2565 states and 4909 transitions. [2022-03-03 18:22:32,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:32,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2565 states and 4909 transitions. [2022-03-03 18:22:32,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:32,586 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:32,586 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:32,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-03-03 18:22:32,586 INFO L402 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:32,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:32,586 INFO L85 PathProgramCache]: Analyzing trace with hash -444993970, now seen corresponding path program 22 times [2022-03-03 18:22:32,586 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:32,586 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1906917904] [2022-03-03 18:22:32,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:32,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:32,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:32,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:32,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:32,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1906917904] [2022-03-03 18:22:32,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1906917904] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:32,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:32,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:32,778 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344603547] [2022-03-03 18:22:32,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:32,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:32,778 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:32,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:32,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:32,778 INFO L87 Difference]: Start difference. First operand 2565 states and 4909 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:33,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:33,429 INFO L93 Difference]: Finished difference Result 4409 states and 8486 transitions. [2022-03-03 18:22:33,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:22:33,429 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:33,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:33,434 INFO L225 Difference]: With dead ends: 4409 [2022-03-03 18:22:33,434 INFO L226 Difference]: Without dead ends: 4409 [2022-03-03 18:22:33,434 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=153, Invalid=549, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:22:33,435 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 448 mSDsluCounter, 1239 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 1487 SdHoareTripleChecker+Invalid, 1076 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:33,435 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [448 Valid, 1487 Invalid, 1076 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-03 18:22:33,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4409 states. [2022-03-03 18:22:33,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4409 to 2567. [2022-03-03 18:22:33,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 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) [2022-03-03 18:22:33,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-03 18:22:33,464 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-03 18:22:33,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:33,464 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-03 18:22:33,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:33,464 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-03 18:22:33,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:33,465 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:33,465 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:33,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-03-03 18:22:33,465 INFO L402 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:33,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:33,466 INFO L85 PathProgramCache]: Analyzing trace with hash 1663783640, now seen corresponding path program 23 times [2022-03-03 18:22:33,466 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:33,466 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690343591] [2022-03-03 18:22:33,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:33,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:33,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:33,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:33,635 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:33,635 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690343591] [2022-03-03 18:22:33,635 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690343591] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:33,635 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:33,635 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:33,635 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915471854] [2022-03-03 18:22:33,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:33,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:33,636 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:33,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:33,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:33,636 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:34,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:34,406 INFO L93 Difference]: Finished difference Result 4566 states and 8794 transitions. [2022-03-03 18:22:34,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:22:34,408 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:34,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:34,413 INFO L225 Difference]: With dead ends: 4566 [2022-03-03 18:22:34,413 INFO L226 Difference]: Without dead ends: 4566 [2022-03-03 18:22:34,414 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=185, Invalid=685, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:22:34,414 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 533 mSDsluCounter, 1507 mSDsCounter, 0 mSdLazyCounter, 1149 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 533 SdHoareTripleChecker+Valid, 1763 SdHoareTripleChecker+Invalid, 1327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:34,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [533 Valid, 1763 Invalid, 1327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1149 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:22:34,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4566 states. [2022-03-03 18:22:34,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4566 to 2571. [2022-03-03 18:22:34,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 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) [2022-03-03 18:22:34,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-03 18:22:34,444 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-03 18:22:34,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:34,445 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-03 18:22:34,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:34,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-03 18:22:34,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:34,446 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:34,446 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:34,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-03-03 18:22:34,446 INFO L402 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:34,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:34,446 INFO L85 PathProgramCache]: Analyzing trace with hash -216929764, now seen corresponding path program 24 times [2022-03-03 18:22:34,446 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:34,446 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804417909] [2022-03-03 18:22:34,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:34,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:34,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:34,606 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:34,607 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804417909] [2022-03-03 18:22:34,607 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804417909] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:34,607 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:34,607 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:34,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225380828] [2022-03-03 18:22:34,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:34,607 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:34,607 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:34,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:34,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:34,608 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:35,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:35,498 INFO L93 Difference]: Finished difference Result 4524 states and 8712 transitions. [2022-03-03 18:22:35,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:22:35,498 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:35,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:35,503 INFO L225 Difference]: With dead ends: 4524 [2022-03-03 18:22:35,503 INFO L226 Difference]: Without dead ends: 4524 [2022-03-03 18:22:35,504 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:22:35,504 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 448 mSDsluCounter, 1870 mSDsCounter, 0 mSdLazyCounter, 1456 mSolverCounterSat, 144 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 448 SdHoareTripleChecker+Valid, 2125 SdHoareTripleChecker+Invalid, 1600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 144 IncrementalHoareTripleChecker+Valid, 1456 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:35,504 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [448 Valid, 2125 Invalid, 1600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [144 Valid, 1456 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:35,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4524 states. [2022-03-03 18:22:35,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4524 to 2573. [2022-03-03 18:22:35,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 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) [2022-03-03 18:22:35,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-03 18:22:35,533 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-03 18:22:35,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:35,533 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-03 18:22:35,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:35,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-03 18:22:35,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:35,534 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:35,535 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:35,535 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-03-03 18:22:35,535 INFO L402 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:35,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:35,535 INFO L85 PathProgramCache]: Analyzing trace with hash -681348290, now seen corresponding path program 25 times [2022-03-03 18:22:35,535 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:35,535 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689092503] [2022-03-03 18:22:35,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:35,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:35,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:35,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:35,705 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:35,705 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689092503] [2022-03-03 18:22:35,705 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689092503] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:35,705 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:35,705 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:35,705 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411582130] [2022-03-03 18:22:35,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:35,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:35,705 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:35,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:35,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:35,706 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:36,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:36,577 INFO L93 Difference]: Finished difference Result 4507 states and 8682 transitions. [2022-03-03 18:22:36,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:36,578 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:36,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:36,583 INFO L225 Difference]: With dead ends: 4507 [2022-03-03 18:22:36,583 INFO L226 Difference]: Without dead ends: 4507 [2022-03-03 18:22:36,584 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 223 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=206, Invalid=850, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:36,584 INFO L933 BasicCegarLoop]: 264 mSDtfsCounter, 479 mSDsluCounter, 1587 mSDsCounter, 0 mSdLazyCounter, 1280 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 479 SdHoareTripleChecker+Valid, 1849 SdHoareTripleChecker+Invalid, 1463 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 1280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:36,584 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [479 Valid, 1849 Invalid, 1463 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 1280 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:22:36,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4507 states. [2022-03-03 18:22:36,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4507 to 2567. [2022-03-03 18:22:36,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 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) [2022-03-03 18:22:36,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-03 18:22:36,615 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-03 18:22:36,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:36,615 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-03 18:22:36,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:36,615 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-03 18:22:36,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:36,616 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:36,616 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:36,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-03-03 18:22:36,616 INFO L402 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:36,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:36,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1815890494, now seen corresponding path program 26 times [2022-03-03 18:22:36,617 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:36,617 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [146858684] [2022-03-03 18:22:36,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:36,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:36,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:36,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:36,781 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:36,781 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [146858684] [2022-03-03 18:22:36,781 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [146858684] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:36,781 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:36,781 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:36,782 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66291389] [2022-03-03 18:22:36,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:36,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:36,782 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:36,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:36,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:36,782 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:37,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:37,612 INFO L93 Difference]: Finished difference Result 4561 states and 8784 transitions. [2022-03-03 18:22:37,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:37,613 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:37,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:37,618 INFO L225 Difference]: With dead ends: 4561 [2022-03-03 18:22:37,618 INFO L226 Difference]: Without dead ends: 4561 [2022-03-03 18:22:37,619 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=216, Invalid=776, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:22:37,619 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 624 mSDsluCounter, 1591 mSDsCounter, 0 mSdLazyCounter, 1213 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 624 SdHoareTripleChecker+Valid, 1852 SdHoareTripleChecker+Invalid, 1436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:37,619 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [624 Valid, 1852 Invalid, 1436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1213 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:22:37,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4561 states. [2022-03-03 18:22:37,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4561 to 2579. [2022-03-03 18:22:37,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2579 states, 2566 states have (on average 1.9240062353858145) internal successors, (4937), 2578 states have internal predecessors, (4937), 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) [2022-03-03 18:22:37,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2579 states and 4937 transitions. [2022-03-03 18:22:37,649 INFO L78 Accepts]: Start accepts. Automaton has 2579 states and 4937 transitions. Word has length 126 [2022-03-03 18:22:37,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:37,649 INFO L470 AbstractCegarLoop]: Abstraction has 2579 states and 4937 transitions. [2022-03-03 18:22:37,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:37,649 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 4937 transitions. [2022-03-03 18:22:37,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:37,650 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:37,650 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:37,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-03-03 18:22:37,650 INFO L402 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:37,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:37,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1769966176, now seen corresponding path program 27 times [2022-03-03 18:22:37,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:37,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411512697] [2022-03-03 18:22:37,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:37,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:37,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:37,823 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:37,823 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411512697] [2022-03-03 18:22:37,823 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1411512697] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:37,823 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:37,823 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:37,823 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [3468818] [2022-03-03 18:22:37,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:37,823 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:37,824 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:37,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:37,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:37,824 INFO L87 Difference]: Start difference. First operand 2579 states and 4937 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:38,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:38,586 INFO L93 Difference]: Finished difference Result 4672 states and 9002 transitions. [2022-03-03 18:22:38,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:22:38,587 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:38,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:38,593 INFO L225 Difference]: With dead ends: 4672 [2022-03-03 18:22:38,593 INFO L226 Difference]: Without dead ends: 4672 [2022-03-03 18:22:38,593 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=887, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:38,593 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 636 mSDsluCounter, 1356 mSDsCounter, 0 mSdLazyCounter, 1045 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 636 SdHoareTripleChecker+Valid, 1616 SdHoareTripleChecker+Invalid, 1264 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 1045 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:38,594 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [636 Valid, 1616 Invalid, 1264 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 1045 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-03 18:22:38,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4672 states. [2022-03-03 18:22:38,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4672 to 2581. [2022-03-03 18:22:38,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2581 states, 2568 states have (on average 1.9240654205607477) internal successors, (4941), 2580 states have internal predecessors, (4941), 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) [2022-03-03 18:22:38,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2581 states and 4941 transitions. [2022-03-03 18:22:38,625 INFO L78 Accepts]: Start accepts. Automaton has 2581 states and 4941 transitions. Word has length 126 [2022-03-03 18:22:38,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:38,625 INFO L470 AbstractCegarLoop]: Abstraction has 2581 states and 4941 transitions. [2022-03-03 18:22:38,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:38,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2581 states and 4941 transitions. [2022-03-03 18:22:38,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:38,626 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:38,626 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:38,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-03-03 18:22:38,626 INFO L402 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:38,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:38,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1305547650, now seen corresponding path program 28 times [2022-03-03 18:22:38,627 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:38,627 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [92764660] [2022-03-03 18:22:38,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:38,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:38,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:38,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:38,776 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:38,776 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [92764660] [2022-03-03 18:22:38,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [92764660] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:38,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:38,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:38,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899983269] [2022-03-03 18:22:38,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:38,777 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:38,777 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:38,777 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:38,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:38,778 INFO L87 Difference]: Start difference. First operand 2581 states and 4941 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:39,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:39,668 INFO L93 Difference]: Finished difference Result 4655 states and 8972 transitions. [2022-03-03 18:22:39,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:22:39,668 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:39,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:39,673 INFO L225 Difference]: With dead ends: 4655 [2022-03-03 18:22:39,673 INFO L226 Difference]: Without dead ends: 4655 [2022-03-03 18:22:39,674 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 246 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=245, Invalid=945, Unknown=0, NotChecked=0, Total=1190 [2022-03-03 18:22:39,674 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 575 mSDsluCounter, 1655 mSDsCounter, 0 mSdLazyCounter, 1343 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 1555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1343 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:39,674 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [575 Valid, 1922 Invalid, 1555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1343 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:39,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4655 states. [2022-03-03 18:22:39,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4655 to 2575. [2022-03-03 18:22:39,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 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) [2022-03-03 18:22:39,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-03 18:22:39,713 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-03 18:22:39,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:39,713 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-03 18:22:39,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:39,713 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-03 18:22:39,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:39,714 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:39,714 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:39,714 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-03-03 18:22:39,714 INFO L402 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:39,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:39,715 INFO L85 PathProgramCache]: Analyzing trace with hash 608889918, now seen corresponding path program 29 times [2022-03-03 18:22:39,715 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:39,715 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57811126] [2022-03-03 18:22:39,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:39,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:39,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:39,886 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:39,886 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57811126] [2022-03-03 18:22:39,886 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [57811126] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:39,886 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:39,886 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:39,886 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276435020] [2022-03-03 18:22:39,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:39,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:39,886 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:39,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:39,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:39,887 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:40,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:40,766 INFO L93 Difference]: Finished difference Result 4661 states and 8980 transitions. [2022-03-03 18:22:40,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:40,766 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:40,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:40,771 INFO L225 Difference]: With dead ends: 4661 [2022-03-03 18:22:40,771 INFO L226 Difference]: Without dead ends: 4661 [2022-03-03 18:22:40,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=213, Invalid=843, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:40,772 INFO L933 BasicCegarLoop]: 262 mSDtfsCounter, 580 mSDsluCounter, 1705 mSDsCounter, 0 mSdLazyCounter, 1356 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 1965 SdHoareTripleChecker+Invalid, 1567 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 1356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:40,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [580 Valid, 1965 Invalid, 1567 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 1356 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:40,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4661 states. [2022-03-03 18:22:40,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4661 to 2579. [2022-03-03 18:22:40,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2579 states, 2566 states have (on average 1.9240062353858145) internal successors, (4937), 2578 states have internal predecessors, (4937), 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) [2022-03-03 18:22:40,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2579 states and 4937 transitions. [2022-03-03 18:22:40,798 INFO L78 Accepts]: Start accepts. Automaton has 2579 states and 4937 transitions. Word has length 126 [2022-03-03 18:22:40,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:40,798 INFO L470 AbstractCegarLoop]: Abstraction has 2579 states and 4937 transitions. [2022-03-03 18:22:40,799 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:40,799 INFO L276 IsEmpty]: Start isEmpty. Operand 2579 states and 4937 transitions. [2022-03-03 18:22:40,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:40,799 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:40,800 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:40,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-03-03 18:22:40,800 INFO L402 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:40,800 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:40,800 INFO L85 PathProgramCache]: Analyzing trace with hash 144471392, now seen corresponding path program 30 times [2022-03-03 18:22:40,800 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:40,800 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597013913] [2022-03-03 18:22:40,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:40,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:40,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:40,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:40,948 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:40,948 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597013913] [2022-03-03 18:22:40,948 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597013913] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:40,948 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:40,948 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:40,948 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596161798] [2022-03-03 18:22:40,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:40,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:40,948 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:40,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:40,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:40,950 INFO L87 Difference]: Start difference. First operand 2579 states and 4937 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:41,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:41,820 INFO L93 Difference]: Finished difference Result 4753 states and 9164 transitions. [2022-03-03 18:22:41,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:22:41,822 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:41,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:41,827 INFO L225 Difference]: With dead ends: 4753 [2022-03-03 18:22:41,827 INFO L226 Difference]: Without dead ends: 4753 [2022-03-03 18:22:41,827 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=222, Invalid=900, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:41,828 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 627 mSDsluCounter, 1551 mSDsCounter, 0 mSdLazyCounter, 1270 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 1818 SdHoareTripleChecker+Invalid, 1512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:41,828 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [627 Valid, 1818 Invalid, 1512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1270 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:41,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4753 states. [2022-03-03 18:22:41,854 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4753 to 2577. [2022-03-03 18:22:41,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 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) [2022-03-03 18:22:41,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-03-03 18:22:41,859 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-03-03 18:22:41,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:41,859 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-03-03 18:22:41,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:41,859 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-03-03 18:22:41,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:41,860 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:41,860 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:41,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-03-03 18:22:41,860 INFO L402 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:41,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:41,861 INFO L85 PathProgramCache]: Analyzing trace with hash -22077890, now seen corresponding path program 31 times [2022-03-03 18:22:41,861 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:41,861 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386080748] [2022-03-03 18:22:41,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:41,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:41,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:42,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:42,026 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:42,026 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386080748] [2022-03-03 18:22:42,026 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1386080748] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:42,026 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:42,026 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:42,026 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519213850] [2022-03-03 18:22:42,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:42,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:42,027 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:42,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:42,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:42,027 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:43,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:43,034 INFO L93 Difference]: Finished difference Result 4731 states and 9124 transitions. [2022-03-03 18:22:43,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:22:43,035 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:43,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:43,040 INFO L225 Difference]: With dead ends: 4731 [2022-03-03 18:22:43,040 INFO L226 Difference]: Without dead ends: 4731 [2022-03-03 18:22:43,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=220, Invalid=902, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:22:43,041 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 518 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 1723 mSolverCounterSat, 195 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 518 SdHoareTripleChecker+Valid, 2242 SdHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 195 IncrementalHoareTripleChecker+Valid, 1723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:43,041 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [518 Valid, 2242 Invalid, 1918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [195 Valid, 1723 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:22:43,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4731 states. [2022-03-03 18:22:43,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4731 to 2571. [2022-03-03 18:22:43,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 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) [2022-03-03 18:22:43,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-03 18:22:43,067 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-03 18:22:43,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:43,067 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-03 18:22:43,067 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:43,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-03 18:22:43,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:43,068 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:43,068 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:43,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-03-03 18:22:43,069 INFO L402 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:43,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:43,069 INFO L85 PathProgramCache]: Analyzing trace with hash -2030686078, now seen corresponding path program 32 times [2022-03-03 18:22:43,069 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:43,069 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [372859481] [2022-03-03 18:22:43,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:43,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:43,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:43,236 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:43,236 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [372859481] [2022-03-03 18:22:43,237 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [372859481] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:43,237 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:43,237 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:43,237 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235734505] [2022-03-03 18:22:43,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:43,237 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:43,237 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:43,237 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:43,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:43,238 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:44,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:44,130 INFO L93 Difference]: Finished difference Result 4511 states and 8686 transitions. [2022-03-03 18:22:44,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:22:44,131 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:44,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:44,136 INFO L225 Difference]: With dead ends: 4511 [2022-03-03 18:22:44,136 INFO L226 Difference]: Without dead ends: 4511 [2022-03-03 18:22:44,137 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=196, Invalid=796, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:22:44,137 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 511 mSDsluCounter, 1864 mSDsCounter, 0 mSdLazyCounter, 1497 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 511 SdHoareTripleChecker+Valid, 2120 SdHoareTripleChecker+Invalid, 1673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:44,137 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [511 Valid, 2120 Invalid, 1673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1497 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:44,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4511 states. [2022-03-03 18:22:44,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4511 to 2577. [2022-03-03 18:22:44,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 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) [2022-03-03 18:22:44,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-03-03 18:22:44,166 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-03-03 18:22:44,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:44,166 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-03-03 18:22:44,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:44,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-03-03 18:22:44,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:44,167 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:44,168 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:44,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2022-03-03 18:22:44,168 INFO L402 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:44,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:44,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1799862692, now seen corresponding path program 33 times [2022-03-03 18:22:44,168 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:44,168 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503677521] [2022-03-03 18:22:44,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:44,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:44,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:44,309 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:44,309 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503677521] [2022-03-03 18:22:44,310 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503677521] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:44,310 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:44,310 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:44,310 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797307417] [2022-03-03 18:22:44,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:44,310 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:44,310 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:44,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:44,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:44,311 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:45,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:45,218 INFO L93 Difference]: Finished difference Result 4603 states and 8870 transitions. [2022-03-03 18:22:45,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:45,218 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:45,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:45,223 INFO L225 Difference]: With dead ends: 4603 [2022-03-03 18:22:45,223 INFO L226 Difference]: Without dead ends: 4603 [2022-03-03 18:22:45,224 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=852, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:45,224 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 538 mSDsluCounter, 1706 mSDsCounter, 0 mSdLazyCounter, 1435 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 538 SdHoareTripleChecker+Valid, 1969 SdHoareTripleChecker+Invalid, 1634 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 1435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:45,224 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [538 Valid, 1969 Invalid, 1634 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 1435 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:45,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4603 states. [2022-03-03 18:22:45,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4603 to 2575. [2022-03-03 18:22:45,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 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) [2022-03-03 18:22:45,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-03 18:22:45,252 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-03 18:22:45,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:45,252 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-03 18:22:45,252 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:45,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-03 18:22:45,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:45,253 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:45,254 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:45,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2022-03-03 18:22:45,254 INFO L402 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:45,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:45,254 INFO L85 PathProgramCache]: Analyzing trace with hash 1633313410, now seen corresponding path program 34 times [2022-03-03 18:22:45,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:45,254 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450165988] [2022-03-03 18:22:45,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:45,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:45,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:45,425 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:45,425 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450165988] [2022-03-03 18:22:45,425 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [450165988] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:45,425 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:45,425 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:45,425 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [472622771] [2022-03-03 18:22:45,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:45,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:45,425 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:45,426 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:45,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:45,426 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:46,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:46,389 INFO L93 Difference]: Finished difference Result 4677 states and 9018 transitions. [2022-03-03 18:22:46,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:46,390 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:46,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:46,395 INFO L225 Difference]: With dead ends: 4677 [2022-03-03 18:22:46,395 INFO L226 Difference]: Without dead ends: 4677 [2022-03-03 18:22:46,396 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=201, Invalid=855, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:46,396 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 590 mSDsluCounter, 1757 mSDsCounter, 0 mSdLazyCounter, 1562 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 2028 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:46,396 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 2028 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1562 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:46,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4677 states. [2022-03-03 18:22:46,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4677 to 2573. [2022-03-03 18:22:46,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 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) [2022-03-03 18:22:46,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-03 18:22:46,427 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-03 18:22:46,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:46,427 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-03 18:22:46,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:46,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-03 18:22:46,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:46,428 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:46,428 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:46,428 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-03-03 18:22:46,428 INFO L402 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:46,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:46,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1632402908, now seen corresponding path program 35 times [2022-03-03 18:22:46,428 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:46,428 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1254195037] [2022-03-03 18:22:46,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:46,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:46,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:46,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:46,571 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:46,571 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1254195037] [2022-03-03 18:22:46,571 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1254195037] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:46,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:46,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:46,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103662603] [2022-03-03 18:22:46,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:46,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:46,572 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:46,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:46,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:46,572 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:47,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:47,696 INFO L93 Difference]: Finished difference Result 4644 states and 8956 transitions. [2022-03-03 18:22:47,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:47,697 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:47,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:47,701 INFO L225 Difference]: With dead ends: 4644 [2022-03-03 18:22:47,702 INFO L226 Difference]: Without dead ends: 4644 [2022-03-03 18:22:47,702 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=200, Invalid=856, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:22:47,702 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 529 mSDsluCounter, 1787 mSDsCounter, 0 mSdLazyCounter, 1645 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 529 SdHoareTripleChecker+Valid, 2064 SdHoareTripleChecker+Invalid, 1868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 1645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:47,702 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [529 Valid, 2064 Invalid, 1868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:47,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4644 states. [2022-03-03 18:22:47,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4644 to 2567. [2022-03-03 18:22:47,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 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) [2022-03-03 18:22:47,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-03 18:22:47,731 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-03 18:22:47,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:47,731 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-03 18:22:47,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:47,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-03 18:22:47,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:47,732 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:47,732 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:47,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-03-03 18:22:47,732 INFO L402 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:47,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:47,732 INFO L85 PathProgramCache]: Analyzing trace with hash 273582876, now seen corresponding path program 36 times [2022-03-03 18:22:47,733 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:47,733 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353460279] [2022-03-03 18:22:47,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:47,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:47,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:47,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:47,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:47,931 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353460279] [2022-03-03 18:22:47,931 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353460279] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:47,931 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:47,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:47,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377720757] [2022-03-03 18:22:47,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:47,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:47,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:47,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:47,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:47,932 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:48,866 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:48,866 INFO L93 Difference]: Finished difference Result 4840 states and 9329 transitions. [2022-03-03 18:22:48,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:22:48,866 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:48,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:48,872 INFO L225 Difference]: With dead ends: 4840 [2022-03-03 18:22:48,872 INFO L226 Difference]: Without dead ends: 4840 [2022-03-03 18:22:48,872 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=186, Invalid=626, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:22:48,872 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 546 mSDsluCounter, 1616 mSDsCounter, 0 mSdLazyCounter, 1508 mSolverCounterSat, 188 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 1914 SdHoareTripleChecker+Invalid, 1696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 188 IncrementalHoareTripleChecker+Valid, 1508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:48,873 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [546 Valid, 1914 Invalid, 1696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [188 Valid, 1508 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:48,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4840 states. [2022-03-03 18:22:48,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4840 to 2576. [2022-03-03 18:22:48,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2576 states, 2563 states have (on average 1.9239172844323058) internal successors, (4931), 2575 states have internal predecessors, (4931), 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) [2022-03-03 18:22:48,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 4931 transitions. [2022-03-03 18:22:48,902 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 4931 transitions. Word has length 126 [2022-03-03 18:22:48,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:48,903 INFO L470 AbstractCegarLoop]: Abstraction has 2576 states and 4931 transitions. [2022-03-03 18:22:48,903 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:48,903 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 4931 transitions. [2022-03-03 18:22:48,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:48,904 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:48,904 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:48,904 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-03-03 18:22:48,904 INFO L402 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:48,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:48,904 INFO L85 PathProgramCache]: Analyzing trace with hash 227658558, now seen corresponding path program 37 times [2022-03-03 18:22:48,904 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:48,904 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186466991] [2022-03-03 18:22:48,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:48,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:48,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:49,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:49,076 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:49,076 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186466991] [2022-03-03 18:22:49,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186466991] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:49,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:49,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:49,077 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843094968] [2022-03-03 18:22:49,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:49,077 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:49,077 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:49,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:49,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:49,077 INFO L87 Difference]: Start difference. First operand 2576 states and 4931 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:50,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:50,051 INFO L93 Difference]: Finished difference Result 4951 states and 9547 transitions. [2022-03-03 18:22:50,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:50,051 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:50,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:50,057 INFO L225 Difference]: With dead ends: 4951 [2022-03-03 18:22:50,057 INFO L226 Difference]: Without dead ends: 4951 [2022-03-03 18:22:50,057 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=205, Invalid=725, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:22:50,057 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 711 mSDsluCounter, 1666 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 711 SdHoareTripleChecker+Valid, 1963 SdHoareTripleChecker+Invalid, 1803 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:50,057 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [711 Valid, 1963 Invalid, 1803 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:22:50,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4951 states. [2022-03-03 18:22:50,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4951 to 2578. [2022-03-03 18:22:50,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2578 states, 2565 states have (on average 1.9239766081871346) internal successors, (4935), 2577 states have internal predecessors, (4935), 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) [2022-03-03 18:22:50,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2578 states to 2578 states and 4935 transitions. [2022-03-03 18:22:50,085 INFO L78 Accepts]: Start accepts. Automaton has 2578 states and 4935 transitions. Word has length 126 [2022-03-03 18:22:50,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:50,086 INFO L470 AbstractCegarLoop]: Abstraction has 2578 states and 4935 transitions. [2022-03-03 18:22:50,086 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:50,086 INFO L276 IsEmpty]: Start isEmpty. Operand 2578 states and 4935 transitions. [2022-03-03 18:22:50,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:50,086 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:50,086 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:50,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2022-03-03 18:22:50,087 INFO L402 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:50,087 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:50,087 INFO L85 PathProgramCache]: Analyzing trace with hash -236759968, now seen corresponding path program 38 times [2022-03-03 18:22:50,087 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:50,087 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457366623] [2022-03-03 18:22:50,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:50,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:50,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:50,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:50,260 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:50,260 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457366623] [2022-03-03 18:22:50,260 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457366623] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:50,260 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:50,260 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:50,260 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434982449] [2022-03-03 18:22:50,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:50,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:50,260 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:50,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:50,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:50,261 INFO L87 Difference]: Start difference. First operand 2578 states and 4935 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:51,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:51,433 INFO L93 Difference]: Finished difference Result 4934 states and 9517 transitions. [2022-03-03 18:22:51,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:22:51,433 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:51,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:51,439 INFO L225 Difference]: With dead ends: 4934 [2022-03-03 18:22:51,439 INFO L226 Difference]: Without dead ends: 4934 [2022-03-03 18:22:51,440 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 191 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=777, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:22:51,440 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 670 mSDsluCounter, 1903 mSDsCounter, 0 mSdLazyCounter, 1843 mSolverCounterSat, 255 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 670 SdHoareTripleChecker+Valid, 2208 SdHoareTripleChecker+Invalid, 2098 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 255 IncrementalHoareTripleChecker+Valid, 1843 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:51,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [670 Valid, 2208 Invalid, 2098 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [255 Valid, 1843 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:51,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4934 states. [2022-03-03 18:22:51,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4934 to 2572. [2022-03-03 18:22:51,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 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) [2022-03-03 18:22:51,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-03-03 18:22:51,481 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-03-03 18:22:51,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:51,481 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-03-03 18:22:51,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:51,481 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-03-03 18:22:51,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:51,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:51,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:51,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2022-03-03 18:22:51,482 INFO L402 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:51,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:51,482 INFO L85 PathProgramCache]: Analyzing trace with hash -933417700, now seen corresponding path program 39 times [2022-03-03 18:22:51,483 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:51,483 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1180031076] [2022-03-03 18:22:51,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:51,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:51,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:51,656 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:51,656 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1180031076] [2022-03-03 18:22:51,656 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1180031076] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:51,656 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:51,657 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:51,657 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254509685] [2022-03-03 18:22:51,657 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:51,657 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:51,657 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:51,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:51,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:51,657 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:52,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:52,711 INFO L93 Difference]: Finished difference Result 4814 states and 9279 transitions. [2022-03-03 18:22:52,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:22:52,712 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:52,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:52,717 INFO L225 Difference]: With dead ends: 4814 [2022-03-03 18:22:52,717 INFO L226 Difference]: Without dead ends: 4814 [2022-03-03 18:22:52,718 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=187, Invalid=683, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:22:52,718 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 579 mSDsluCounter, 1920 mSDsCounter, 0 mSdLazyCounter, 1788 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 579 SdHoareTripleChecker+Valid, 2217 SdHoareTripleChecker+Invalid, 1992 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 1788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:52,718 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [579 Valid, 2217 Invalid, 1992 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 1788 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:52,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-03 18:22:52,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 2576. [2022-03-03 18:22:52,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2576 states, 2563 states have (on average 1.9239172844323058) internal successors, (4931), 2575 states have internal predecessors, (4931), 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) [2022-03-03 18:22:52,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2576 states to 2576 states and 4931 transitions. [2022-03-03 18:22:52,748 INFO L78 Accepts]: Start accepts. Automaton has 2576 states and 4931 transitions. Word has length 126 [2022-03-03 18:22:52,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:52,748 INFO L470 AbstractCegarLoop]: Abstraction has 2576 states and 4931 transitions. [2022-03-03 18:22:52,748 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:52,748 INFO L276 IsEmpty]: Start isEmpty. Operand 2576 states and 4931 transitions. [2022-03-03 18:22:52,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:52,749 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:52,749 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:52,749 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2022-03-03 18:22:52,749 INFO L402 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:52,749 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:52,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1397836226, now seen corresponding path program 40 times [2022-03-03 18:22:52,750 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:52,750 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747632727] [2022-03-03 18:22:52,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:52,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:52,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:52,920 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:52,920 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747632727] [2022-03-03 18:22:52,920 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747632727] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:52,920 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:52,920 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:52,920 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [661097713] [2022-03-03 18:22:52,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:52,920 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:52,920 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:52,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:52,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:52,921 INFO L87 Difference]: Start difference. First operand 2576 states and 4931 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:54,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:54,078 INFO L93 Difference]: Finished difference Result 4906 states and 9463 transitions. [2022-03-03 18:22:54,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:54,078 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:54,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:54,083 INFO L225 Difference]: With dead ends: 4906 [2022-03-03 18:22:54,083 INFO L226 Difference]: Without dead ends: 4906 [2022-03-03 18:22:54,084 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=196, Invalid=734, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:22:54,084 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 598 mSDsluCounter, 2062 mSDsCounter, 0 mSdLazyCounter, 2015 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 2366 SdHoareTripleChecker+Invalid, 2234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 2015 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:54,084 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [598 Valid, 2366 Invalid, 2234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 2015 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:22:54,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4906 states. [2022-03-03 18:22:54,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4906 to 2574. [2022-03-03 18:22:54,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2574 states, 2561 states have (on average 1.9238578680203047) internal successors, (4927), 2573 states have internal predecessors, (4927), 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) [2022-03-03 18:22:54,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2574 states and 4927 transitions. [2022-03-03 18:22:54,116 INFO L78 Accepts]: Start accepts. Automaton has 2574 states and 4927 transitions. Word has length 126 [2022-03-03 18:22:54,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:54,116 INFO L470 AbstractCegarLoop]: Abstraction has 2574 states and 4927 transitions. [2022-03-03 18:22:54,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:54,116 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 4927 transitions. [2022-03-03 18:22:54,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:54,117 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:54,117 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:54,117 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2022-03-03 18:22:54,117 INFO L402 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:54,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:54,118 INFO L85 PathProgramCache]: Analyzing trace with hash -1564385508, now seen corresponding path program 41 times [2022-03-03 18:22:54,118 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:54,118 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987581278] [2022-03-03 18:22:54,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:54,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:54,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:54,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:54,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987581278] [2022-03-03 18:22:54,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987581278] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:54,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:54,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:54,284 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51269898] [2022-03-03 18:22:54,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:54,285 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:54,285 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:54,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:54,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:54,285 INFO L87 Difference]: Start difference. First operand 2574 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:55,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:55,397 INFO L93 Difference]: Finished difference Result 4970 states and 9587 transitions. [2022-03-03 18:22:55,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:22:55,397 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:55,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:55,414 INFO L225 Difference]: With dead ends: 4970 [2022-03-03 18:22:55,414 INFO L226 Difference]: Without dead ends: 4970 [2022-03-03 18:22:55,414 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:22:55,414 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 629 mSDsluCounter, 1860 mSDsCounter, 0 mSdLazyCounter, 1864 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 629 SdHoareTripleChecker+Valid, 2172 SdHoareTripleChecker+Invalid, 2104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 1864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:55,414 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [629 Valid, 2172 Invalid, 2104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 1864 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:55,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4970 states. [2022-03-03 18:22:55,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4970 to 2568. [2022-03-03 18:22:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2568 states, 2555 states have (on average 1.923679060665362) internal successors, (4915), 2567 states have internal predecessors, (4915), 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) [2022-03-03 18:22:55,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 4915 transitions. [2022-03-03 18:22:55,439 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 4915 transitions. Word has length 126 [2022-03-03 18:22:55,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:55,439 INFO L470 AbstractCegarLoop]: Abstraction has 2568 states and 4915 transitions. [2022-03-03 18:22:55,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:55,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 4915 transitions. [2022-03-03 18:22:55,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:55,440 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:55,440 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:55,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2022-03-03 18:22:55,440 INFO L402 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:55,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:55,440 INFO L85 PathProgramCache]: Analyzing trace with hash -2124162578, now seen corresponding path program 42 times [2022-03-03 18:22:55,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:55,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106065706] [2022-03-03 18:22:55,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:55,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:55,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:55,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:55,600 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:55,600 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106065706] [2022-03-03 18:22:55,600 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106065706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:55,600 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:55,600 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:55,600 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378193435] [2022-03-03 18:22:55,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:55,600 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:55,600 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:55,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:55,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:55,601 INFO L87 Difference]: Start difference. First operand 2568 states and 4915 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:56,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:56,433 INFO L93 Difference]: Finished difference Result 4731 states and 9116 transitions. [2022-03-03 18:22:56,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:22:56,433 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:56,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:56,438 INFO L225 Difference]: With dead ends: 4731 [2022-03-03 18:22:56,438 INFO L226 Difference]: Without dead ends: 4731 [2022-03-03 18:22:56,439 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=137, Invalid=463, Unknown=0, NotChecked=0, Total=600 [2022-03-03 18:22:56,439 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 515 mSDsluCounter, 1475 mSDsCounter, 0 mSdLazyCounter, 1365 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 1767 SdHoareTripleChecker+Invalid, 1540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 1365 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:56,440 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [515 Valid, 1767 Invalid, 1540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 1365 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:22:56,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4731 states. [2022-03-03 18:22:56,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4731 to 2569. [2022-03-03 18:22:56,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 2556 states have (on average 1.9237089201877935) internal successors, (4917), 2568 states have internal predecessors, (4917), 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) [2022-03-03 18:22:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 4917 transitions. [2022-03-03 18:22:56,466 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 4917 transitions. Word has length 126 [2022-03-03 18:22:56,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:56,467 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 4917 transitions. [2022-03-03 18:22:56,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:56,467 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 4917 transitions. [2022-03-03 18:22:56,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:56,467 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:56,467 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:56,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2022-03-03 18:22:56,468 INFO L402 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:56,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:56,468 INFO L85 PathProgramCache]: Analyzing trace with hash -15384968, now seen corresponding path program 43 times [2022-03-03 18:22:56,468 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:56,468 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700303619] [2022-03-03 18:22:56,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:56,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:56,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:56,634 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:56,634 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700303619] [2022-03-03 18:22:56,634 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700303619] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:56,634 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:56,634 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:56,634 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558307693] [2022-03-03 18:22:56,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:56,634 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:56,635 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:56,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:56,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:56,635 INFO L87 Difference]: Start difference. First operand 2569 states and 4917 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:57,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:57,626 INFO L93 Difference]: Finished difference Result 4877 states and 9402 transitions. [2022-03-03 18:22:57,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:22:57,626 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:57,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:57,631 INFO L225 Difference]: With dead ends: 4877 [2022-03-03 18:22:57,631 INFO L226 Difference]: Without dead ends: 4877 [2022-03-03 18:22:57,632 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=587, Unknown=0, NotChecked=0, Total=756 [2022-03-03 18:22:57,632 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 536 mSDsluCounter, 1721 mSDsCounter, 0 mSdLazyCounter, 1575 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 536 SdHoareTripleChecker+Valid, 2021 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:57,632 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [536 Valid, 2021 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1575 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:22:57,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4877 states. [2022-03-03 18:22:57,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4877 to 2573. [2022-03-03 18:22:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 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) [2022-03-03 18:22:57,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-03 18:22:57,659 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-03 18:22:57,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:57,659 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-03 18:22:57,659 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:57,659 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-03 18:22:57,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:57,660 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:57,660 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:57,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2022-03-03 18:22:57,660 INFO L402 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:57,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:57,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1896098372, now seen corresponding path program 44 times [2022-03-03 18:22:57,660 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:57,660 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1242107400] [2022-03-03 18:22:57,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:57,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:57,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:57,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:57,824 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:57,824 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1242107400] [2022-03-03 18:22:57,824 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1242107400] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:57,824 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:57,824 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:57,824 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917851843] [2022-03-03 18:22:57,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:57,824 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:57,824 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:57,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:57,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:57,825 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:58,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:22:58,938 INFO L93 Difference]: Finished difference Result 4835 states and 9320 transitions. [2022-03-03 18:22:58,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:22:58,938 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:22:58,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:22:58,943 INFO L225 Difference]: With dead ends: 4835 [2022-03-03 18:22:58,944 INFO L226 Difference]: Without dead ends: 4835 [2022-03-03 18:22:58,944 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=186, Invalid=684, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:22:58,944 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 594 mSDsluCounter, 1945 mSDsCounter, 0 mSdLazyCounter, 1842 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 594 SdHoareTripleChecker+Valid, 2244 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 1842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:22:58,944 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [594 Valid, 2244 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 1842 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:22:58,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4835 states. [2022-03-03 18:22:58,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4835 to 2575. [2022-03-03 18:22:58,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 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) [2022-03-03 18:22:58,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-03 18:22:58,975 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-03 18:22:58,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:22:58,976 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-03 18:22:58,976 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:22:58,976 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-03 18:22:58,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:22:58,976 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:22:58,977 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:22:58,977 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2022-03-03 18:22:58,977 INFO L402 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:22:58,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:22:58,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1934450398, now seen corresponding path program 45 times [2022-03-03 18:22:58,977 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:22:58,977 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767198972] [2022-03-03 18:22:58,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:22:58,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:22:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:22:59,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:22:59,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:22:59,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767198972] [2022-03-03 18:22:59,150 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767198972] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:22:59,150 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:22:59,150 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:22:59,150 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441356361] [2022-03-03 18:22:59,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:22:59,150 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:22:59,150 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:22:59,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:22:59,151 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:22:59,151 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:00,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:00,217 INFO L93 Difference]: Finished difference Result 4818 states and 9290 transitions. [2022-03-03 18:23:00,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:23:00,217 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:00,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:00,223 INFO L225 Difference]: With dead ends: 4818 [2022-03-03 18:23:00,223 INFO L226 Difference]: Without dead ends: 4818 [2022-03-03 18:23:00,223 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:23:00,223 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 590 mSDsluCounter, 1825 mSDsCounter, 0 mSdLazyCounter, 1744 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 590 SdHoareTripleChecker+Valid, 2131 SdHoareTripleChecker+Invalid, 1973 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:00,223 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [590 Valid, 2131 Invalid, 1973 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1744 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:00,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4818 states. [2022-03-03 18:23:00,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4818 to 2567. [2022-03-03 18:23:00,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 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) [2022-03-03 18:23:00,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-03 18:23:00,253 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-03 18:23:00,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:00,253 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-03 18:23:00,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:00,253 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-03 18:23:00,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:00,254 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:00,254 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:00,254 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2022-03-03 18:23:00,254 INFO L402 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:00,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:00,254 INFO L85 PathProgramCache]: Analyzing trace with hash 630322972, now seen corresponding path program 46 times [2022-03-03 18:23:00,254 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:00,255 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341466921] [2022-03-03 18:23:00,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:00,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:00,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:00,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:00,422 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:00,422 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341466921] [2022-03-03 18:23:00,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341466921] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:00,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:00,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:00,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556819544] [2022-03-03 18:23:00,422 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:00,422 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:00,422 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:00,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:00,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:00,423 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:01,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:01,244 INFO L93 Difference]: Finished difference Result 4710 states and 9075 transitions. [2022-03-03 18:23:01,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-03-03 18:23:01,244 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:01,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:01,249 INFO L225 Difference]: With dead ends: 4710 [2022-03-03 18:23:01,249 INFO L226 Difference]: Without dead ends: 4710 [2022-03-03 18:23:01,250 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=117, Invalid=345, Unknown=0, NotChecked=0, Total=462 [2022-03-03 18:23:01,250 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 618 mSDsluCounter, 1328 mSDsCounter, 0 mSdLazyCounter, 1281 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 618 SdHoareTripleChecker+Valid, 1655 SdHoareTripleChecker+Invalid, 1487 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:01,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [618 Valid, 1655 Invalid, 1487 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1281 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:23:01,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4710 states. [2022-03-03 18:23:01,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4710 to 2567. [2022-03-03 18:23:01,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 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) [2022-03-03 18:23:01,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-03 18:23:01,278 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-03 18:23:01,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:01,278 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-03 18:23:01,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:01,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-03 18:23:01,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:01,279 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:01,279 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:01,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2022-03-03 18:23:01,279 INFO L402 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:01,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:01,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1790075060, now seen corresponding path program 47 times [2022-03-03 18:23:01,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:01,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754038772] [2022-03-03 18:23:01,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:01,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:01,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:01,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:01,460 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:01,460 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754038772] [2022-03-03 18:23:01,460 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754038772] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:01,460 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:01,460 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:01,460 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70271023] [2022-03-03 18:23:01,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:01,461 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:01,461 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:01,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:01,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:01,461 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:02,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:02,651 INFO L93 Difference]: Finished difference Result 4765 states and 9184 transitions. [2022-03-03 18:23:02,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:23:02,651 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:02,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:02,657 INFO L225 Difference]: With dead ends: 4765 [2022-03-03 18:23:02,657 INFO L226 Difference]: Without dead ends: 4765 [2022-03-03 18:23:02,657 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=132, Invalid=420, Unknown=0, NotChecked=0, Total=552 [2022-03-03 18:23:02,657 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 566 mSDsluCounter, 2011 mSDsCounter, 0 mSdLazyCounter, 1931 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 566 SdHoareTripleChecker+Valid, 2338 SdHoareTripleChecker+Invalid, 2121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 1931 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:02,658 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [566 Valid, 2338 Invalid, 2121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 1931 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:23:02,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-03-03 18:23:02,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 2568. [2022-03-03 18:23:02,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2568 states, 2555 states have (on average 1.923679060665362) internal successors, (4915), 2567 states have internal predecessors, (4915), 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) [2022-03-03 18:23:02,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2568 states to 2568 states and 4915 transitions. [2022-03-03 18:23:02,686 INFO L78 Accepts]: Start accepts. Automaton has 2568 states and 4915 transitions. Word has length 126 [2022-03-03 18:23:02,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:02,686 INFO L470 AbstractCegarLoop]: Abstraction has 2568 states and 4915 transitions. [2022-03-03 18:23:02,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:02,686 INFO L276 IsEmpty]: Start isEmpty. Operand 2568 states and 4915 transitions. [2022-03-03 18:23:02,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:02,687 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:02,687 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:02,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2022-03-03 18:23:02,687 INFO L402 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:02,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:02,688 INFO L85 PathProgramCache]: Analyzing trace with hash -396114626, now seen corresponding path program 48 times [2022-03-03 18:23:02,688 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:02,688 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134333735] [2022-03-03 18:23:02,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:02,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:02,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:02,866 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:02,866 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134333735] [2022-03-03 18:23:02,866 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134333735] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:02,866 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:02,866 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:02,866 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820725600] [2022-03-03 18:23:02,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:02,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:02,867 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:02,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:02,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:02,867 INFO L87 Difference]: Start difference. First operand 2568 states and 4915 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:03,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:03,972 INFO L93 Difference]: Finished difference Result 4868 states and 9385 transitions. [2022-03-03 18:23:03,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:23:03,972 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:03,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:03,978 INFO L225 Difference]: With dead ends: 4868 [2022-03-03 18:23:03,978 INFO L226 Difference]: Without dead ends: 4868 [2022-03-03 18:23:03,978 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=164, Invalid=538, Unknown=0, NotChecked=0, Total=702 [2022-03-03 18:23:03,978 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 646 mSDsluCounter, 2000 mSDsCounter, 0 mSdLazyCounter, 1895 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 2334 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 1895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:03,978 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [646 Valid, 2334 Invalid, 2107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 1895 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:03,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4868 states. [2022-03-03 18:23:04,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4868 to 2572. [2022-03-03 18:23:04,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 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) [2022-03-03 18:23:04,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-03-03 18:23:04,004 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-03-03 18:23:04,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:04,004 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-03-03 18:23:04,004 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:04,004 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-03-03 18:23:04,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:04,005 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:04,005 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:04,005 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2022-03-03 18:23:04,005 INFO L402 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:04,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:04,006 INFO L85 PathProgramCache]: Analyzing trace with hash 2018139266, now seen corresponding path program 49 times [2022-03-03 18:23:04,006 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:04,006 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569753746] [2022-03-03 18:23:04,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:04,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:04,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:04,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:04,186 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:04,186 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569753746] [2022-03-03 18:23:04,186 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569753746] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:04,186 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:04,186 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:04,186 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727241298] [2022-03-03 18:23:04,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:04,187 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:04,187 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:04,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:04,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:04,187 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:05,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:05,310 INFO L93 Difference]: Finished difference Result 4826 states and 9303 transitions. [2022-03-03 18:23:05,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:23:05,311 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:05,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:05,316 INFO L225 Difference]: With dead ends: 4826 [2022-03-03 18:23:05,316 INFO L226 Difference]: Without dead ends: 4826 [2022-03-03 18:23:05,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 150 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=182, Invalid=630, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:23:05,316 INFO L933 BasicCegarLoop]: 337 mSDtfsCounter, 599 mSDsluCounter, 1799 mSDsCounter, 0 mSdLazyCounter, 1791 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 599 SdHoareTripleChecker+Valid, 2132 SdHoareTripleChecker+Invalid, 2009 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 1791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:05,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [599 Valid, 2132 Invalid, 2009 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 1791 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:05,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4826 states. [2022-03-03 18:23:05,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4826 to 2574. [2022-03-03 18:23:05,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2574 states, 2561 states have (on average 1.9238578680203047) internal successors, (4927), 2573 states have internal predecessors, (4927), 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) [2022-03-03 18:23:05,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2574 states to 2574 states and 4927 transitions. [2022-03-03 18:23:05,342 INFO L78 Accepts]: Start accepts. Automaton has 2574 states and 4927 transitions. Word has length 126 [2022-03-03 18:23:05,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:05,343 INFO L470 AbstractCegarLoop]: Abstraction has 2574 states and 4927 transitions. [2022-03-03 18:23:05,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:05,343 INFO L276 IsEmpty]: Start isEmpty. Operand 2574 states and 4927 transitions. [2022-03-03 18:23:05,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:05,343 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:05,344 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:05,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2022-03-03 18:23:05,344 INFO L402 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:05,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:05,344 INFO L85 PathProgramCache]: Analyzing trace with hash 1553720740, now seen corresponding path program 50 times [2022-03-03 18:23:05,344 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:05,344 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069118196] [2022-03-03 18:23:05,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:05,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:05,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:05,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:05,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:05,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069118196] [2022-03-03 18:23:05,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069118196] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:05,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:05,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:05,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733903754] [2022-03-03 18:23:05,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:05,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:05,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:05,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:05,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:05,511 INFO L87 Difference]: Start difference. First operand 2574 states and 4927 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:06,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:06,906 INFO L93 Difference]: Finished difference Result 4809 states and 9273 transitions. [2022-03-03 18:23:06,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:23:06,906 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:06,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:06,912 INFO L225 Difference]: With dead ends: 4809 [2022-03-03 18:23:06,912 INFO L226 Difference]: Without dead ends: 4809 [2022-03-03 18:23:06,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:23:06,913 INFO L933 BasicCegarLoop]: 344 mSDtfsCounter, 563 mSDsluCounter, 2491 mSDsCounter, 0 mSdLazyCounter, 2505 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 2830 SdHoareTripleChecker+Invalid, 2695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 2505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:06,913 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [563 Valid, 2830 Invalid, 2695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 2505 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:23:06,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4809 states. [2022-03-03 18:23:06,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4809 to 2567. [2022-03-03 18:23:06,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 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) [2022-03-03 18:23:06,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-03 18:23:06,961 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-03 18:23:06,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:06,961 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-03 18:23:06,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:06,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-03 18:23:06,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:06,962 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:06,962 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:06,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2022-03-03 18:23:06,962 INFO L402 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:06,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:06,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1951021828, now seen corresponding path program 51 times [2022-03-03 18:23:06,963 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:06,963 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773526983] [2022-03-03 18:23:06,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:06,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:07,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:07,118 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:07,118 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773526983] [2022-03-03 18:23:07,118 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773526983] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:07,118 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:07,118 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:07,118 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784332031] [2022-03-03 18:23:07,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:07,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:07,119 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:07,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:07,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:07,119 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:08,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:08,164 INFO L93 Difference]: Finished difference Result 4795 states and 9238 transitions. [2022-03-03 18:23:08,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:23:08,165 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:08,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:08,170 INFO L225 Difference]: With dead ends: 4795 [2022-03-03 18:23:08,170 INFO L226 Difference]: Without dead ends: 4795 [2022-03-03 18:23:08,171 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=191, Invalid=679, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:23:08,171 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 500 mSDsluCounter, 2059 mSDsCounter, 0 mSdLazyCounter, 1831 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 500 SdHoareTripleChecker+Valid, 2333 SdHoareTripleChecker+Invalid, 2010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:08,171 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [500 Valid, 2333 Invalid, 2010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1831 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:08,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4795 states. [2022-03-03 18:23:08,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4795 to 2575. [2022-03-03 18:23:08,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 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) [2022-03-03 18:23:08,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-03 18:23:08,201 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-03 18:23:08,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:08,201 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-03 18:23:08,201 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:08,201 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-03 18:23:08,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:08,202 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:08,202 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:08,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2022-03-03 18:23:08,202 INFO L402 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:08,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:08,202 INFO L85 PathProgramCache]: Analyzing trace with hash -1996946146, now seen corresponding path program 52 times [2022-03-03 18:23:08,203 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:08,203 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69642705] [2022-03-03 18:23:08,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:08,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:08,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:08,371 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:08,371 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69642705] [2022-03-03 18:23:08,371 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69642705] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:08,371 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:08,371 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:08,371 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939479548] [2022-03-03 18:23:08,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:08,371 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:08,371 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:08,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:08,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:08,372 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:09,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:09,308 INFO L93 Difference]: Finished difference Result 4906 states and 9456 transitions. [2022-03-03 18:23:09,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:23:09,308 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:09,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:09,314 INFO L225 Difference]: With dead ends: 4906 [2022-03-03 18:23:09,314 INFO L226 Difference]: Without dead ends: 4906 [2022-03-03 18:23:09,314 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 195 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=209, Invalid=783, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:23:09,315 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 612 mSDsluCounter, 1510 mSDsCounter, 0 mSdLazyCounter, 1354 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 612 SdHoareTripleChecker+Valid, 1783 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:09,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [612 Valid, 1783 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1354 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:23:09,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4906 states. [2022-03-03 18:23:09,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4906 to 2577. [2022-03-03 18:23:09,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2577 states, 2564 states have (on average 1.923946957878315) internal successors, (4933), 2576 states have internal predecessors, (4933), 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) [2022-03-03 18:23:09,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2577 states to 2577 states and 4933 transitions. [2022-03-03 18:23:09,347 INFO L78 Accepts]: Start accepts. Automaton has 2577 states and 4933 transitions. Word has length 126 [2022-03-03 18:23:09,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:09,347 INFO L470 AbstractCegarLoop]: Abstraction has 2577 states and 4933 transitions. [2022-03-03 18:23:09,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:09,348 INFO L276 IsEmpty]: Start isEmpty. Operand 2577 states and 4933 transitions. [2022-03-03 18:23:09,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:09,348 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:09,348 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:09,348 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2022-03-03 18:23:09,349 INFO L402 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:09,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:09,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1833602624, now seen corresponding path program 53 times [2022-03-03 18:23:09,349 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:09,349 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [628465140] [2022-03-03 18:23:09,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:09,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:09,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:09,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:09,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [628465140] [2022-03-03 18:23:09,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [628465140] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:09,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:09,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:09,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238577497] [2022-03-03 18:23:09,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:09,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:09,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:09,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:09,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:09,523 INFO L87 Difference]: Start difference. First operand 2577 states and 4933 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:10,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:10,733 INFO L93 Difference]: Finished difference Result 4889 states and 9426 transitions. [2022-03-03 18:23:10,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:23:10,733 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:10,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:10,738 INFO L225 Difference]: With dead ends: 4889 [2022-03-03 18:23:10,739 INFO L226 Difference]: Without dead ends: 4889 [2022-03-03 18:23:10,739 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:23:10,739 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 521 mSDsluCounter, 2101 mSDsCounter, 0 mSdLazyCounter, 1959 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 2381 SdHoareTripleChecker+Invalid, 2153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 1959 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:10,739 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [521 Valid, 2381 Invalid, 2153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 1959 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:23:10,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4889 states. [2022-03-03 18:23:10,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4889 to 2571. [2022-03-03 18:23:10,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2571 states, 2558 states have (on average 1.9237685691946833) internal successors, (4921), 2570 states have internal predecessors, (4921), 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) [2022-03-03 18:23:10,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2571 states to 2571 states and 4921 transitions. [2022-03-03 18:23:10,767 INFO L78 Accepts]: Start accepts. Automaton has 2571 states and 4921 transitions. Word has length 126 [2022-03-03 18:23:10,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:10,767 INFO L470 AbstractCegarLoop]: Abstraction has 2571 states and 4921 transitions. [2022-03-03 18:23:10,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:10,767 INFO L276 IsEmpty]: Start isEmpty. Operand 2571 states and 4921 transitions. [2022-03-03 18:23:10,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:10,768 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:10,768 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:10,768 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2022-03-03 18:23:10,768 INFO L402 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:10,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:10,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1136944892, now seen corresponding path program 54 times [2022-03-03 18:23:10,768 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:10,769 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500930596] [2022-03-03 18:23:10,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:10,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:10,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:10,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:10,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:10,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500930596] [2022-03-03 18:23:10,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500930596] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:10,933 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:10,933 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:10,933 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559590548] [2022-03-03 18:23:10,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:10,933 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:10,933 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:10,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:10,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:10,934 INFO L87 Difference]: Start difference. First operand 2571 states and 4921 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:11,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:11,942 INFO L93 Difference]: Finished difference Result 4769 states and 9188 transitions. [2022-03-03 18:23:11,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:23:11,942 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:11,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:11,948 INFO L225 Difference]: With dead ends: 4769 [2022-03-03 18:23:11,948 INFO L226 Difference]: Without dead ends: 4769 [2022-03-03 18:23:11,948 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=190, Invalid=740, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:23:11,949 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 489 mSDsluCounter, 1874 mSDsCounter, 0 mSdLazyCounter, 1701 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 489 SdHoareTripleChecker+Valid, 2148 SdHoareTripleChecker+Invalid, 1879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1701 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:11,956 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [489 Valid, 2148 Invalid, 1879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1701 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:11,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4769 states. [2022-03-03 18:23:11,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4769 to 2575. [2022-03-03 18:23:11,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2575 states, 2562 states have (on average 1.923887587822014) internal successors, (4929), 2574 states have internal predecessors, (4929), 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) [2022-03-03 18:23:11,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2575 states to 2575 states and 4929 transitions. [2022-03-03 18:23:11,989 INFO L78 Accepts]: Start accepts. Automaton has 2575 states and 4929 transitions. Word has length 126 [2022-03-03 18:23:11,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:11,989 INFO L470 AbstractCegarLoop]: Abstraction has 2575 states and 4929 transitions. [2022-03-03 18:23:11,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:11,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2575 states and 4929 transitions. [2022-03-03 18:23:11,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:11,990 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:11,990 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:11,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2022-03-03 18:23:11,991 INFO L402 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:11,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:11,992 INFO L85 PathProgramCache]: Analyzing trace with hash 672526366, now seen corresponding path program 55 times [2022-03-03 18:23:11,992 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:11,992 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152134899] [2022-03-03 18:23:11,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:11,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:12,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:12,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:12,143 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:12,143 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152134899] [2022-03-03 18:23:12,143 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152134899] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:12,143 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:12,143 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:12,143 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127664647] [2022-03-03 18:23:12,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:12,144 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:12,144 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:12,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:12,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:12,144 INFO L87 Difference]: Start difference. First operand 2575 states and 4929 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:13,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:13,172 INFO L93 Difference]: Finished difference Result 4861 states and 9372 transitions. [2022-03-03 18:23:13,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:23:13,172 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:13,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:13,177 INFO L225 Difference]: With dead ends: 4861 [2022-03-03 18:23:13,177 INFO L226 Difference]: Without dead ends: 4861 [2022-03-03 18:23:13,178 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 203 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=198, Invalid=794, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:23:13,178 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 611 mSDsluCounter, 1803 mSDsCounter, 0 mSdLazyCounter, 1670 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 2084 SdHoareTripleChecker+Invalid, 1917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 1670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:13,178 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [611 Valid, 2084 Invalid, 1917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 1670 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:13,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4861 states. [2022-03-03 18:23:13,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4861 to 2573. [2022-03-03 18:23:13,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2573 states, 2560 states have (on average 1.923828125) internal successors, (4925), 2572 states have internal predecessors, (4925), 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) [2022-03-03 18:23:13,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2573 states to 2573 states and 4925 transitions. [2022-03-03 18:23:13,203 INFO L78 Accepts]: Start accepts. Automaton has 2573 states and 4925 transitions. Word has length 126 [2022-03-03 18:23:13,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:13,203 INFO L470 AbstractCegarLoop]: Abstraction has 2573 states and 4925 transitions. [2022-03-03 18:23:13,204 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:13,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2573 states and 4925 transitions. [2022-03-03 18:23:13,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:13,204 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:13,204 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:13,204 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2022-03-03 18:23:13,205 INFO L402 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:13,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:13,205 INFO L85 PathProgramCache]: Analyzing trace with hash 505977084, now seen corresponding path program 56 times [2022-03-03 18:23:13,205 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:13,205 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1849464579] [2022-03-03 18:23:13,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:13,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:13,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:13,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:13,346 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:13,346 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1849464579] [2022-03-03 18:23:13,346 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1849464579] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:13,346 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:13,346 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:13,347 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322611768] [2022-03-03 18:23:13,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:13,347 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:13,347 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:13,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:13,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:13,347 INFO L87 Difference]: Start difference. First operand 2573 states and 4925 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:14,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:14,445 INFO L93 Difference]: Finished difference Result 4925 states and 9496 transitions. [2022-03-03 18:23:14,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:23:14,445 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:14,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:14,452 INFO L225 Difference]: With dead ends: 4925 [2022-03-03 18:23:14,452 INFO L226 Difference]: Without dead ends: 4925 [2022-03-03 18:23:14,452 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=196, Invalid=796, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:23:14,452 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 517 mSDsluCounter, 1951 mSDsCounter, 0 mSdLazyCounter, 1918 mSolverCounterSat, 203 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 517 SdHoareTripleChecker+Valid, 2240 SdHoareTripleChecker+Invalid, 2121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 203 IncrementalHoareTripleChecker+Valid, 1918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:14,453 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [517 Valid, 2240 Invalid, 2121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [203 Valid, 1918 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:14,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4925 states. [2022-03-03 18:23:14,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4925 to 2567. [2022-03-03 18:23:14,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2554 states have (on average 1.923649177760376) internal successors, (4913), 2566 states have internal predecessors, (4913), 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) [2022-03-03 18:23:14,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4913 transitions. [2022-03-03 18:23:14,484 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4913 transitions. Word has length 126 [2022-03-03 18:23:14,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:14,484 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4913 transitions. [2022-03-03 18:23:14,484 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:14,484 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4913 transitions. [2022-03-03 18:23:14,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:14,485 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:14,485 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:14,485 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2022-03-03 18:23:14,485 INFO L402 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:14,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:14,485 INFO L85 PathProgramCache]: Analyzing trace with hash -53799986, now seen corresponding path program 57 times [2022-03-03 18:23:14,486 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:14,486 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804994864] [2022-03-03 18:23:14,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:14,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:14,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:14,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:14,672 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:14,672 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804994864] [2022-03-03 18:23:14,672 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1804994864] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:14,673 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:14,673 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:14,673 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299481078] [2022-03-03 18:23:14,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:14,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:14,673 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:14,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:14,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:14,674 INFO L87 Difference]: Start difference. First operand 2567 states and 4913 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:15,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:15,463 INFO L93 Difference]: Finished difference Result 4662 states and 8978 transitions. [2022-03-03 18:23:15,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-03-03 18:23:15,467 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:15,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:15,473 INFO L225 Difference]: With dead ends: 4662 [2022-03-03 18:23:15,473 INFO L226 Difference]: Without dead ends: 4662 [2022-03-03 18:23:15,473 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=144, Invalid=506, Unknown=0, NotChecked=0, Total=650 [2022-03-03 18:23:15,473 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 480 mSDsluCounter, 1400 mSDsCounter, 0 mSdLazyCounter, 1229 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 480 SdHoareTripleChecker+Valid, 1668 SdHoareTripleChecker+Invalid, 1399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 1229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:15,474 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [480 Valid, 1668 Invalid, 1399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 1229 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:23:15,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4662 states. [2022-03-03 18:23:15,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4662 to 2566. [2022-03-03 18:23:15,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2566 states, 2553 states have (on average 1.9236192714453584) internal successors, (4911), 2565 states have internal predecessors, (4911), 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) [2022-03-03 18:23:15,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2566 states to 2566 states and 4911 transitions. [2022-03-03 18:23:15,503 INFO L78 Accepts]: Start accepts. Automaton has 2566 states and 4911 transitions. Word has length 126 [2022-03-03 18:23:15,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:15,503 INFO L470 AbstractCegarLoop]: Abstraction has 2566 states and 4911 transitions. [2022-03-03 18:23:15,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:15,503 INFO L276 IsEmpty]: Start isEmpty. Operand 2566 states and 4911 transitions. [2022-03-03 18:23:15,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:15,504 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:15,504 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:15,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2022-03-03 18:23:15,504 INFO L402 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:15,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:15,504 INFO L85 PathProgramCache]: Analyzing trace with hash 2054977624, now seen corresponding path program 58 times [2022-03-03 18:23:15,504 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:15,504 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751306347] [2022-03-03 18:23:15,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:15,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:15,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:15,666 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:15,666 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751306347] [2022-03-03 18:23:15,666 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751306347] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:15,666 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:15,666 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:15,666 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [748827990] [2022-03-03 18:23:15,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:15,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:15,667 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:15,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:15,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:15,667 INFO L87 Difference]: Start difference. First operand 2566 states and 4911 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:16,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:16,575 INFO L93 Difference]: Finished difference Result 4819 states and 9286 transitions. [2022-03-03 18:23:16,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-03-03 18:23:16,575 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:16,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:16,581 INFO L225 Difference]: With dead ends: 4819 [2022-03-03 18:23:16,581 INFO L226 Difference]: Without dead ends: 4819 [2022-03-03 18:23:16,581 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=176, Invalid=636, Unknown=0, NotChecked=0, Total=812 [2022-03-03 18:23:16,582 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 568 mSDsluCounter, 1574 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 1850 SdHoareTripleChecker+Invalid, 1588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:16,582 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [568 Valid, 1850 Invalid, 1588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 1386 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:23:16,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4819 states. [2022-03-03 18:23:16,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4819 to 2570. [2022-03-03 18:23:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2570 states, 2557 states have (on average 1.9237387563551036) internal successors, (4919), 2569 states have internal predecessors, (4919), 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) [2022-03-03 18:23:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2570 states to 2570 states and 4919 transitions. [2022-03-03 18:23:16,626 INFO L78 Accepts]: Start accepts. Automaton has 2570 states and 4919 transitions. Word has length 126 [2022-03-03 18:23:16,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:16,626 INFO L470 AbstractCegarLoop]: Abstraction has 2570 states and 4919 transitions. [2022-03-03 18:23:16,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:16,626 INFO L276 IsEmpty]: Start isEmpty. Operand 2570 states and 4919 transitions. [2022-03-03 18:23:16,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:16,627 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:16,627 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:16,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2022-03-03 18:23:16,627 INFO L402 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:16,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:16,627 INFO L85 PathProgramCache]: Analyzing trace with hash 174264220, now seen corresponding path program 59 times [2022-03-03 18:23:16,628 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:16,628 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1855846781] [2022-03-03 18:23:16,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:16,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:16,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:16,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:16,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1855846781] [2022-03-03 18:23:16,797 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1855846781] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:16,797 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:16,797 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:16,797 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704403918] [2022-03-03 18:23:16,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:16,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:16,797 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:16,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:16,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:16,798 INFO L87 Difference]: Start difference. First operand 2570 states and 4919 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:17,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:17,779 INFO L93 Difference]: Finished difference Result 4777 states and 9204 transitions. [2022-03-03 18:23:17,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:23:17,779 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:17,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:17,785 INFO L225 Difference]: With dead ends: 4777 [2022-03-03 18:23:17,785 INFO L226 Difference]: Without dead ends: 4777 [2022-03-03 18:23:17,785 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=192, Invalid=738, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:23:17,785 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 558 mSDsluCounter, 1559 mSDsCounter, 0 mSdLazyCounter, 1386 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 1834 SdHoareTripleChecker+Invalid, 1592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 1386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:17,786 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [558 Valid, 1834 Invalid, 1592 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 1386 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:17,790 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4777 states. [2022-03-03 18:23:17,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4777 to 2572. [2022-03-03 18:23:17,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2572 states, 2559 states have (on average 1.9237983587338805) internal successors, (4923), 2571 states have internal predecessors, (4923), 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) [2022-03-03 18:23:17,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 2572 states and 4923 transitions. [2022-03-03 18:23:17,818 INFO L78 Accepts]: Start accepts. Automaton has 2572 states and 4923 transitions. Word has length 126 [2022-03-03 18:23:17,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:17,818 INFO L470 AbstractCegarLoop]: Abstraction has 2572 states and 4923 transitions. [2022-03-03 18:23:17,819 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:17,819 INFO L276 IsEmpty]: Start isEmpty. Operand 2572 states and 4923 transitions. [2022-03-03 18:23:17,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:17,819 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:17,819 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:17,820 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2022-03-03 18:23:17,820 INFO L402 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:17,820 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:17,820 INFO L85 PathProgramCache]: Analyzing trace with hash -290154306, now seen corresponding path program 60 times [2022-03-03 18:23:17,820 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:17,820 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087643425] [2022-03-03 18:23:17,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:17,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:17,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:17,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:17,993 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:17,993 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087643425] [2022-03-03 18:23:17,993 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087643425] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:17,993 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:17,993 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:17,993 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483028120] [2022-03-03 18:23:17,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:17,993 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:17,994 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:17,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:17,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:17,994 INFO L87 Difference]: Start difference. First operand 2572 states and 4923 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:19,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:19,050 INFO L93 Difference]: Finished difference Result 4760 states and 9174 transitions. [2022-03-03 18:23:19,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:23:19,051 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:19,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:19,056 INFO L225 Difference]: With dead ends: 4760 [2022-03-03 18:23:19,056 INFO L226 Difference]: Without dead ends: 4760 [2022-03-03 18:23:19,056 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:23:19,056 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 547 mSDsluCounter, 1912 mSDsCounter, 0 mSdLazyCounter, 1768 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 547 SdHoareTripleChecker+Valid, 2194 SdHoareTripleChecker+Invalid, 1990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 1768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:19,057 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [547 Valid, 2194 Invalid, 1990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 1768 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:19,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4760 states. [2022-03-03 18:23:19,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4760 to 2564. [2022-03-03 18:23:19,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2564 states, 2551 states have (on average 1.9235593884751079) internal successors, (4907), 2563 states have internal predecessors, (4907), 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) [2022-03-03 18:23:19,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2564 states to 2564 states and 4907 transitions. [2022-03-03 18:23:19,084 INFO L78 Accepts]: Start accepts. Automaton has 2564 states and 4907 transitions. Word has length 126 [2022-03-03 18:23:19,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:19,084 INFO L470 AbstractCegarLoop]: Abstraction has 2564 states and 4907 transitions. [2022-03-03 18:23:19,084 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:19,084 INFO L276 IsEmpty]: Start isEmpty. Operand 2564 states and 4907 transitions. [2022-03-03 18:23:19,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:19,085 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:19,085 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:19,085 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2022-03-03 18:23:19,085 INFO L402 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:19,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:19,085 INFO L85 PathProgramCache]: Analyzing trace with hash -2087882818, now seen corresponding path program 61 times [2022-03-03 18:23:19,085 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:19,085 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119582535] [2022-03-03 18:23:19,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:19,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:19,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:19,241 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:19,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119582535] [2022-03-03 18:23:19,241 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119582535] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:19,241 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:19,241 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:19,241 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033015415] [2022-03-03 18:23:19,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:19,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:19,250 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:19,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:19,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:19,251 INFO L87 Difference]: Start difference. First operand 2564 states and 4907 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:20,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:20,024 INFO L93 Difference]: Finished difference Result 4751 states and 9151 transitions. [2022-03-03 18:23:20,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:23:20,025 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:20,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:20,030 INFO L225 Difference]: With dead ends: 4751 [2022-03-03 18:23:20,030 INFO L226 Difference]: Without dead ends: 4751 [2022-03-03 18:23:20,030 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=211, Invalid=719, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:23:20,030 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 678 mSDsluCounter, 1332 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 1613 SdHoareTripleChecker+Invalid, 1396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:20,031 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [678 Valid, 1613 Invalid, 1396 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:23:20,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4751 states. [2022-03-03 18:23:20,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4751 to 2560. [2022-03-03 18:23:20,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2547 states have (on average 1.923439340400471) internal successors, (4899), 2559 states have internal predecessors, (4899), 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) [2022-03-03 18:23:20,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 4899 transitions. [2022-03-03 18:23:20,059 INFO L78 Accepts]: Start accepts. Automaton has 2560 states and 4899 transitions. Word has length 126 [2022-03-03 18:23:20,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:20,059 INFO L470 AbstractCegarLoop]: Abstraction has 2560 states and 4899 transitions. [2022-03-03 18:23:20,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:20,059 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 4899 transitions. [2022-03-03 18:23:20,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:20,060 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:20,060 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:20,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2022-03-03 18:23:20,060 INFO L402 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:20,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:20,060 INFO L85 PathProgramCache]: Analyzing trace with hash -2133807136, now seen corresponding path program 62 times [2022-03-03 18:23:20,061 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:20,061 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156813109] [2022-03-03 18:23:20,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:20,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:20,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:20,235 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:20,235 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156813109] [2022-03-03 18:23:20,235 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156813109] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:20,235 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:20,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:20,235 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1071349438] [2022-03-03 18:23:20,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:20,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:20,235 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:20,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:20,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:20,236 INFO L87 Difference]: Start difference. First operand 2560 states and 4899 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:21,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:21,167 INFO L93 Difference]: Finished difference Result 4862 states and 9369 transitions. [2022-03-03 18:23:21,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:23:21,167 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:21,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:21,173 INFO L225 Difference]: With dead ends: 4862 [2022-03-03 18:23:21,174 INFO L226 Difference]: Without dead ends: 4862 [2022-03-03 18:23:21,174 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 204 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=231, Invalid=825, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:23:21,174 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 672 mSDsluCounter, 1506 mSDsCounter, 0 mSdLazyCounter, 1345 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 672 SdHoareTripleChecker+Valid, 1786 SdHoareTripleChecker+Invalid, 1590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 1345 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:21,174 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [672 Valid, 1786 Invalid, 1590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 1345 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:23:21,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4862 states. [2022-03-03 18:23:21,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4862 to 2562. [2022-03-03 18:23:21,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2562 states, 2549 states have (on average 1.9234994115339348) internal successors, (4903), 2561 states have internal predecessors, (4903), 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) [2022-03-03 18:23:21,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2562 states to 2562 states and 4903 transitions. [2022-03-03 18:23:21,206 INFO L78 Accepts]: Start accepts. Automaton has 2562 states and 4903 transitions. Word has length 126 [2022-03-03 18:23:21,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:21,206 INFO L470 AbstractCegarLoop]: Abstraction has 2562 states and 4903 transitions. [2022-03-03 18:23:21,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:21,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2562 states and 4903 transitions. [2022-03-03 18:23:21,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:21,207 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:21,207 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:21,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2022-03-03 18:23:21,208 INFO L402 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:21,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:21,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1696741634, now seen corresponding path program 63 times [2022-03-03 18:23:21,208 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:21,208 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426758515] [2022-03-03 18:23:21,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:21,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:21,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:21,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:21,375 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:21,375 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426758515] [2022-03-03 18:23:21,375 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426758515] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:21,375 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:21,375 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:21,375 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423937113] [2022-03-03 18:23:21,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:21,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:21,376 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:21,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:21,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:21,376 INFO L87 Difference]: Start difference. First operand 2562 states and 4903 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:22,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:22,463 INFO L93 Difference]: Finished difference Result 4845 states and 9339 transitions. [2022-03-03 18:23:22,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:23:22,463 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:22,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:22,468 INFO L225 Difference]: With dead ends: 4845 [2022-03-03 18:23:22,468 INFO L226 Difference]: Without dead ends: 4845 [2022-03-03 18:23:22,468 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 221 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=242, Invalid=880, Unknown=0, NotChecked=0, Total=1122 [2022-03-03 18:23:22,468 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 569 mSDsluCounter, 1990 mSDsCounter, 0 mSdLazyCounter, 1799 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2277 SdHoareTripleChecker+Invalid, 2019 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 1799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:22,468 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2277 Invalid, 2019 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 1799 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:22,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4845 states. [2022-03-03 18:23:22,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4845 to 2556. [2022-03-03 18:23:22,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2556 states, 2543 states have (on average 1.9233189146677152) internal successors, (4891), 2555 states have internal predecessors, (4891), 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) [2022-03-03 18:23:22,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2556 states to 2556 states and 4891 transitions. [2022-03-03 18:23:22,495 INFO L78 Accepts]: Start accepts. Automaton has 2556 states and 4891 transitions. Word has length 126 [2022-03-03 18:23:22,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:22,495 INFO L470 AbstractCegarLoop]: Abstraction has 2556 states and 4891 transitions. [2022-03-03 18:23:22,495 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:22,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2556 states and 4891 transitions. [2022-03-03 18:23:22,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:22,496 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:22,496 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:22,496 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2022-03-03 18:23:22,496 INFO L402 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:22,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:22,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1000083902, now seen corresponding path program 64 times [2022-03-03 18:23:22,497 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:22,497 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893505949] [2022-03-03 18:23:22,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:22,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:22,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:22,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:22,644 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:22,644 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893505949] [2022-03-03 18:23:22,644 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893505949] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:22,644 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:22,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:22,645 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103071183] [2022-03-03 18:23:22,645 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:22,645 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:22,645 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:22,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:22,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:22,645 INFO L87 Difference]: Start difference. First operand 2556 states and 4891 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:23,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:23,599 INFO L93 Difference]: Finished difference Result 4851 states and 9347 transitions. [2022-03-03 18:23:23,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:23:23,599 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:23,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:23,605 INFO L225 Difference]: With dead ends: 4851 [2022-03-03 18:23:23,605 INFO L226 Difference]: Without dead ends: 4851 [2022-03-03 18:23:23,605 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=210, Invalid=782, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:23:23,606 INFO L933 BasicCegarLoop]: 283 mSDtfsCounter, 569 mSDsluCounter, 1850 mSDsCounter, 0 mSdLazyCounter, 1622 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2130 SdHoareTripleChecker+Invalid, 1846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 1622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:23,606 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2130 Invalid, 1846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 1622 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:23:23,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4851 states. [2022-03-03 18:23:23,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4851 to 2560. [2022-03-03 18:23:23,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2560 states, 2547 states have (on average 1.923439340400471) internal successors, (4899), 2559 states have internal predecessors, (4899), 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) [2022-03-03 18:23:23,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2560 states to 2560 states and 4899 transitions. [2022-03-03 18:23:23,635 INFO L78 Accepts]: Start accepts. Automaton has 2560 states and 4899 transitions. Word has length 126 [2022-03-03 18:23:23,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:23,635 INFO L470 AbstractCegarLoop]: Abstraction has 2560 states and 4899 transitions. [2022-03-03 18:23:23,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:23,635 INFO L276 IsEmpty]: Start isEmpty. Operand 2560 states and 4899 transitions. [2022-03-03 18:23:23,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:23,636 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:23,636 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:23,636 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2022-03-03 18:23:23,636 INFO L402 AbstractCegarLoop]: === Iteration 75 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:23,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:23,636 INFO L85 PathProgramCache]: Analyzing trace with hash 535665376, now seen corresponding path program 65 times [2022-03-03 18:23:23,636 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:23,636 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354986930] [2022-03-03 18:23:23,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:23,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:23,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:23,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:23,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354986930] [2022-03-03 18:23:23,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354986930] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:23,782 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:23,782 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:23,782 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080792363] [2022-03-03 18:23:23,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:23,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:23,782 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:23,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:23,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:23,783 INFO L87 Difference]: Start difference. First operand 2560 states and 4899 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:24,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:24,813 INFO L93 Difference]: Finished difference Result 4943 states and 9531 transitions. [2022-03-03 18:23:24,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:23:24,813 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:24,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:24,818 INFO L225 Difference]: With dead ends: 4943 [2022-03-03 18:23:24,818 INFO L226 Difference]: Without dead ends: 4943 [2022-03-03 18:23:24,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=220, Invalid=836, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:23:24,819 INFO L933 BasicCegarLoop]: 290 mSDtfsCounter, 645 mSDsluCounter, 1827 mSDsCounter, 0 mSdLazyCounter, 1665 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 645 SdHoareTripleChecker+Valid, 2114 SdHoareTripleChecker+Invalid, 1923 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:24,819 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [645 Valid, 2114 Invalid, 1923 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1665 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:24,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4943 states. [2022-03-03 18:23:24,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4943 to 2558. [2022-03-03 18:23:24,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2558 states, 2545 states have (on average 1.9233791748526523) internal successors, (4895), 2557 states have internal predecessors, (4895), 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) [2022-03-03 18:23:24,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2558 states and 4895 transitions. [2022-03-03 18:23:24,847 INFO L78 Accepts]: Start accepts. Automaton has 2558 states and 4895 transitions. Word has length 126 [2022-03-03 18:23:24,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:24,847 INFO L470 AbstractCegarLoop]: Abstraction has 2558 states and 4895 transitions. [2022-03-03 18:23:24,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:24,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2558 states and 4895 transitions. [2022-03-03 18:23:24,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:24,848 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:24,848 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:24,848 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2022-03-03 18:23:24,849 INFO L402 AbstractCegarLoop]: === Iteration 76 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:24,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:24,849 INFO L85 PathProgramCache]: Analyzing trace with hash 369116094, now seen corresponding path program 66 times [2022-03-03 18:23:24,849 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:24,849 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025392385] [2022-03-03 18:23:24,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:24,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:25,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:25,009 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:25,009 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025392385] [2022-03-03 18:23:25,009 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025392385] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:25,009 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:25,009 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:25,009 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159748442] [2022-03-03 18:23:25,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:25,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:25,010 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:25,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:25,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:25,010 INFO L87 Difference]: Start difference. First operand 2558 states and 4895 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:26,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:26,091 INFO L93 Difference]: Finished difference Result 4921 states and 9491 transitions. [2022-03-03 18:23:26,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-03-03 18:23:26,091 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:26,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:26,097 INFO L225 Difference]: With dead ends: 4921 [2022-03-03 18:23:26,097 INFO L226 Difference]: Without dead ends: 4921 [2022-03-03 18:23:26,097 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=218, Invalid=838, Unknown=0, NotChecked=0, Total=1056 [2022-03-03 18:23:26,097 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 569 mSDsluCounter, 1937 mSDsCounter, 0 mSdLazyCounter, 1882 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 569 SdHoareTripleChecker+Valid, 2232 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:26,097 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [569 Valid, 2232 Invalid, 2111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1882 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:26,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4921 states. [2022-03-03 18:23:26,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4921 to 2552. [2022-03-03 18:23:26,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2552 states, 2539 states have (on average 1.923198109491926) internal successors, (4883), 2551 states have internal predecessors, (4883), 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) [2022-03-03 18:23:26,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2552 states to 2552 states and 4883 transitions. [2022-03-03 18:23:26,135 INFO L78 Accepts]: Start accepts. Automaton has 2552 states and 4883 transitions. Word has length 126 [2022-03-03 18:23:26,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:26,135 INFO L470 AbstractCegarLoop]: Abstraction has 2552 states and 4883 transitions. [2022-03-03 18:23:26,135 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:26,135 INFO L276 IsEmpty]: Start isEmpty. Operand 2552 states and 4883 transitions. [2022-03-03 18:23:26,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:26,141 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:26,141 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:26,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2022-03-03 18:23:26,142 INFO L402 AbstractCegarLoop]: === Iteration 77 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:26,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:26,142 INFO L85 PathProgramCache]: Analyzing trace with hash -1639492094, now seen corresponding path program 67 times [2022-03-03 18:23:26,142 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:26,142 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861062988] [2022-03-03 18:23:26,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:26,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:26,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:26,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:26,284 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:26,284 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861062988] [2022-03-03 18:23:26,284 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1861062988] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:26,284 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:26,284 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:26,284 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483186720] [2022-03-03 18:23:26,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:26,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:26,284 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:26,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:26,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:26,285 INFO L87 Difference]: Start difference. First operand 2552 states and 4883 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:27,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:27,299 INFO L93 Difference]: Finished difference Result 4701 states and 9053 transitions. [2022-03-03 18:23:27,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-03-03 18:23:27,300 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:27,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:27,305 INFO L225 Difference]: With dead ends: 4701 [2022-03-03 18:23:27,305 INFO L226 Difference]: Without dead ends: 4701 [2022-03-03 18:23:27,306 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2022-03-03 18:23:27,306 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 537 mSDsluCounter, 1967 mSDsCounter, 0 mSdLazyCounter, 1759 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 537 SdHoareTripleChecker+Valid, 2243 SdHoareTripleChecker+Invalid, 1959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 1759 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:27,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [537 Valid, 2243 Invalid, 1959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 1759 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:27,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4701 states. [2022-03-03 18:23:27,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4701 to 2550. [2022-03-03 18:23:27,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2550 states, 2537 states have (on average 1.9231375640520298) internal successors, (4879), 2549 states have internal predecessors, (4879), 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) [2022-03-03 18:23:27,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2550 states to 2550 states and 4879 transitions. [2022-03-03 18:23:27,334 INFO L78 Accepts]: Start accepts. Automaton has 2550 states and 4879 transitions. Word has length 126 [2022-03-03 18:23:27,334 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:27,334 INFO L470 AbstractCegarLoop]: Abstraction has 2550 states and 4879 transitions. [2022-03-03 18:23:27,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:27,334 INFO L276 IsEmpty]: Start isEmpty. Operand 2550 states and 4879 transitions. [2022-03-03 18:23:27,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:27,335 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:27,335 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:27,335 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2022-03-03 18:23:27,335 INFO L402 AbstractCegarLoop]: === Iteration 78 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:27,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:27,335 INFO L85 PathProgramCache]: Analyzing trace with hash -2103910620, now seen corresponding path program 68 times [2022-03-03 18:23:27,335 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:27,335 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308437994] [2022-03-03 18:23:27,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:27,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:27,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:27,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:27,477 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:27,477 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308437994] [2022-03-03 18:23:27,477 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308437994] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:27,477 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:27,477 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:27,477 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [27171579] [2022-03-03 18:23:27,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:27,477 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:27,478 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:27,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:27,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:27,478 INFO L87 Difference]: Start difference. First operand 2550 states and 4879 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:28,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:28,504 INFO L93 Difference]: Finished difference Result 4793 states and 9237 transitions. [2022-03-03 18:23:28,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:23:28,504 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:28,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:28,510 INFO L225 Difference]: With dead ends: 4793 [2022-03-03 18:23:28,510 INFO L226 Difference]: Without dead ends: 4793 [2022-03-03 18:23:28,510 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=203, Invalid=789, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:23:28,511 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 571 mSDsluCounter, 1860 mSDsCounter, 0 mSdLazyCounter, 1703 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 571 SdHoareTripleChecker+Valid, 2143 SdHoareTripleChecker+Invalid, 1936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 1703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:28,511 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [571 Valid, 2143 Invalid, 1936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 1703 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:28,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4793 states. [2022-03-03 18:23:28,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4793 to 2548. [2022-03-03 18:23:28,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2548 states, 2535 states have (on average 1.9230769230769231) internal successors, (4875), 2547 states have internal predecessors, (4875), 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) [2022-03-03 18:23:28,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2548 states to 2548 states and 4875 transitions. [2022-03-03 18:23:28,545 INFO L78 Accepts]: Start accepts. Automaton has 2548 states and 4875 transitions. Word has length 126 [2022-03-03 18:23:28,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:28,545 INFO L470 AbstractCegarLoop]: Abstraction has 2548 states and 4875 transitions. [2022-03-03 18:23:28,545 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:28,546 INFO L276 IsEmpty]: Start isEmpty. Operand 2548 states and 4875 transitions. [2022-03-03 18:23:28,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:28,546 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:28,546 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:28,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2022-03-03 18:23:28,547 INFO L402 AbstractCegarLoop]: === Iteration 79 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:28,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:28,547 INFO L85 PathProgramCache]: Analyzing trace with hash 2024507394, now seen corresponding path program 69 times [2022-03-03 18:23:28,547 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:28,547 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734057300] [2022-03-03 18:23:28,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:28,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:28,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:28,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:28,690 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:28,690 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734057300] [2022-03-03 18:23:28,690 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734057300] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:28,690 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:28,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:28,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390652987] [2022-03-03 18:23:28,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:28,691 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:28,691 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:28,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:28,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:28,691 INFO L87 Difference]: Start difference. First operand 2548 states and 4875 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:29,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:29,760 INFO L93 Difference]: Finished difference Result 4867 states and 9385 transitions. [2022-03-03 18:23:29,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:23:29,760 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:29,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:29,766 INFO L225 Difference]: With dead ends: 4867 [2022-03-03 18:23:29,766 INFO L226 Difference]: Without dead ends: 4867 [2022-03-03 18:23:29,767 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=200, Invalid=792, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:23:29,767 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 577 mSDsluCounter, 1910 mSDsCounter, 0 mSdLazyCounter, 1865 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 577 SdHoareTripleChecker+Valid, 2201 SdHoareTripleChecker+Invalid, 2111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 1865 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:29,767 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [577 Valid, 2201 Invalid, 2111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 1865 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:29,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4867 states. [2022-03-03 18:23:29,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4867 to 2546. [2022-03-03 18:23:29,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2546 states, 2533 states have (on average 1.923016186340308) internal successors, (4871), 2545 states have internal predecessors, (4871), 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) [2022-03-03 18:23:29,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2546 states and 4871 transitions. [2022-03-03 18:23:29,797 INFO L78 Accepts]: Start accepts. Automaton has 2546 states and 4871 transitions. Word has length 126 [2022-03-03 18:23:29,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:29,797 INFO L470 AbstractCegarLoop]: Abstraction has 2546 states and 4871 transitions. [2022-03-03 18:23:29,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:29,797 INFO L276 IsEmpty]: Start isEmpty. Operand 2546 states and 4871 transitions. [2022-03-03 18:23:29,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2022-03-03 18:23:29,798 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:29,798 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:29,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2022-03-03 18:23:29,798 INFO L402 AbstractCegarLoop]: === Iteration 80 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:29,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:29,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1241208924, now seen corresponding path program 70 times [2022-03-03 18:23:29,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:29,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35461529] [2022-03-03 18:23:29,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:29,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:29,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:29,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:29,947 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:29,947 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35461529] [2022-03-03 18:23:29,947 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35461529] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:29,947 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:29,947 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:29,947 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927569376] [2022-03-03 18:23:29,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:29,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:29,948 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:29,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:29,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:29,948 INFO L87 Difference]: Start difference. First operand 2546 states and 4871 transitions. Second operand has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:30,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:30,990 INFO L93 Difference]: Finished difference Result 4697 states and 9057 transitions. [2022-03-03 18:23:30,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-03-03 18:23:30,990 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) Word has length 126 [2022-03-03 18:23:30,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:30,995 INFO L225 Difference]: With dead ends: 4697 [2022-03-03 18:23:30,995 INFO L226 Difference]: Without dead ends: 4697 [2022-03-03 18:23:30,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=199, Invalid=793, Unknown=0, NotChecked=0, Total=992 [2022-03-03 18:23:30,996 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 568 mSDsluCounter, 1747 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 2044 SdHoareTripleChecker+Invalid, 2021 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:30,996 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [568 Valid, 2044 Invalid, 2021 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:31,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4697 states. [2022-03-03 18:23:31,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4697 to 2386. [2022-03-03 18:23:31,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2386 states, 2374 states have (on average 1.9203875315922494) internal successors, (4559), 2385 states have internal predecessors, (4559), 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) [2022-03-03 18:23:31,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2386 states to 2386 states and 4559 transitions. [2022-03-03 18:23:31,024 INFO L78 Accepts]: Start accepts. Automaton has 2386 states and 4559 transitions. Word has length 126 [2022-03-03 18:23:31,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:31,024 INFO L470 AbstractCegarLoop]: Abstraction has 2386 states and 4559 transitions. [2022-03-03 18:23:31,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 10.5) internal successors, (126), 13 states have internal predecessors, (126), 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) [2022-03-03 18:23:31,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states and 4559 transitions. [2022-03-03 18:23:31,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2022-03-03 18:23:31,025 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:31,026 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:31,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2022-03-03 18:23:31,026 INFO L402 AbstractCegarLoop]: === Iteration 81 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:31,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:31,026 INFO L85 PathProgramCache]: Analyzing trace with hash 97758263, now seen corresponding path program 1 times [2022-03-03 18:23:31,026 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:31,026 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [803740664] [2022-03-03 18:23:31,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:31,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:31,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:31,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:31,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:31,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [803740664] [2022-03-03 18:23:31,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [803740664] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:31,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:31,142 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-03-03 18:23:31,142 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31464589] [2022-03-03 18:23:31,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:31,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-03-03 18:23:31,142 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:31,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-03-03 18:23:31,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2022-03-03 18:23:31,143 INFO L87 Difference]: Start difference. First operand 2386 states and 4559 transitions. Second operand has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 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) [2022-03-03 18:23:31,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:31,796 INFO L93 Difference]: Finished difference Result 2674 states and 5073 transitions. [2022-03-03 18:23:31,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-03-03 18:23:31,797 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 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) Word has length 134 [2022-03-03 18:23:31,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:31,800 INFO L225 Difference]: With dead ends: 2674 [2022-03-03 18:23:31,800 INFO L226 Difference]: Without dead ends: 2674 [2022-03-03 18:23:31,800 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=204, Invalid=666, Unknown=0, NotChecked=0, Total=870 [2022-03-03 18:23:31,800 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 674 mSDsluCounter, 1923 mSDsCounter, 0 mSdLazyCounter, 1124 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 674 SdHoareTripleChecker+Valid, 2219 SdHoareTripleChecker+Invalid, 1200 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 1124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:31,800 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [674 Valid, 2219 Invalid, 1200 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 1124 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-03 18:23:31,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2674 states. [2022-03-03 18:23:31,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2674 to 2341. [2022-03-03 18:23:31,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2341 states, 2329 states have (on average 1.9188492915414341) internal successors, (4469), 2340 states have internal predecessors, (4469), 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) [2022-03-03 18:23:31,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2341 states to 2341 states and 4469 transitions. [2022-03-03 18:23:31,834 INFO L78 Accepts]: Start accepts. Automaton has 2341 states and 4469 transitions. Word has length 134 [2022-03-03 18:23:31,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:31,834 INFO L470 AbstractCegarLoop]: Abstraction has 2341 states and 4469 transitions. [2022-03-03 18:23:31,834 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 11.166666666666666) internal successors, (134), 13 states have internal predecessors, (134), 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) [2022-03-03 18:23:31,834 INFO L276 IsEmpty]: Start isEmpty. Operand 2341 states and 4469 transitions. [2022-03-03 18:23:31,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:31,835 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:31,835 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:31,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2022-03-03 18:23:31,836 INFO L402 AbstractCegarLoop]: === Iteration 82 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:31,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:31,836 INFO L85 PathProgramCache]: Analyzing trace with hash 1646698479, now seen corresponding path program 1 times [2022-03-03 18:23:31,836 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:31,836 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324224192] [2022-03-03 18:23:31,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:31,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:31,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:32,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:32,165 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:32,165 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324224192] [2022-03-03 18:23:32,165 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324224192] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:32,165 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:32,165 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:23:32,165 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878939442] [2022-03-03 18:23:32,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:32,166 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:23:32,166 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:32,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:23:32,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:23:32,166 INFO L87 Difference]: Start difference. First operand 2341 states and 4469 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:34,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:34,472 INFO L93 Difference]: Finished difference Result 4575 states and 8747 transitions. [2022-03-03 18:23:34,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:23:34,472 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:34,472 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:34,476 INFO L225 Difference]: With dead ends: 4575 [2022-03-03 18:23:34,476 INFO L226 Difference]: Without dead ends: 4575 [2022-03-03 18:23:34,477 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1298 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=631, Invalid=4061, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:23:34,477 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1484 mSDsluCounter, 4018 mSDsCounter, 0 mSdLazyCounter, 3829 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1484 SdHoareTripleChecker+Valid, 4399 SdHoareTripleChecker+Invalid, 4004 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 3829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:34,477 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1484 Valid, 4399 Invalid, 4004 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 3829 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:23:34,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4575 states. [2022-03-03 18:23:34,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4575 to 2583. [2022-03-03 18:23:34,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2583 states, 2571 states have (on average 1.9280435628160248) internal successors, (4957), 2582 states have internal predecessors, (4957), 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) [2022-03-03 18:23:34,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 2583 states and 4957 transitions. [2022-03-03 18:23:34,500 INFO L78 Accepts]: Start accepts. Automaton has 2583 states and 4957 transitions. Word has length 135 [2022-03-03 18:23:34,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:34,501 INFO L470 AbstractCegarLoop]: Abstraction has 2583 states and 4957 transitions. [2022-03-03 18:23:34,501 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:34,501 INFO L276 IsEmpty]: Start isEmpty. Operand 2583 states and 4957 transitions. [2022-03-03 18:23:34,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:34,502 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:34,502 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:34,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2022-03-03 18:23:34,502 INFO L402 AbstractCegarLoop]: === Iteration 83 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:34,502 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:34,503 INFO L85 PathProgramCache]: Analyzing trace with hash 817943701, now seen corresponding path program 1 times [2022-03-03 18:23:34,503 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:34,503 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626894378] [2022-03-03 18:23:34,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:34,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:34,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:34,747 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:34,748 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626894378] [2022-03-03 18:23:34,748 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626894378] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:34,748 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:34,748 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:23:34,748 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129989157] [2022-03-03 18:23:34,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:34,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:23:34,748 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:34,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:23:34,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:23:34,749 INFO L87 Difference]: Start difference. First operand 2583 states and 4957 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:36,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:36,209 INFO L93 Difference]: Finished difference Result 3958 states and 7592 transitions. [2022-03-03 18:23:36,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:23:36,209 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:36,210 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:36,214 INFO L225 Difference]: With dead ends: 3958 [2022-03-03 18:23:36,214 INFO L226 Difference]: Without dead ends: 3958 [2022-03-03 18:23:36,215 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1061 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=508, Invalid=3398, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:23:36,215 INFO L933 BasicCegarLoop]: 341 mSDtfsCounter, 1212 mSDsluCounter, 3506 mSDsCounter, 0 mSdLazyCounter, 2505 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 3845 SdHoareTripleChecker+Invalid, 2603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 2505 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:36,215 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1212 Valid, 3845 Invalid, 2603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 2505 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:36,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3958 states. [2022-03-03 18:23:36,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3958 to 2599. [2022-03-03 18:23:36,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2599 states, 2587 states have (on average 1.9284885968303054) internal successors, (4989), 2598 states have internal predecessors, (4989), 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) [2022-03-03 18:23:36,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2599 states to 2599 states and 4989 transitions. [2022-03-03 18:23:36,257 INFO L78 Accepts]: Start accepts. Automaton has 2599 states and 4989 transitions. Word has length 135 [2022-03-03 18:23:36,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:36,257 INFO L470 AbstractCegarLoop]: Abstraction has 2599 states and 4989 transitions. [2022-03-03 18:23:36,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:36,257 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 4989 transitions. [2022-03-03 18:23:36,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:36,258 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:36,259 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:36,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2022-03-03 18:23:36,259 INFO L402 AbstractCegarLoop]: === Iteration 84 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:36,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:36,259 INFO L85 PathProgramCache]: Analyzing trace with hash 720795997, now seen corresponding path program 2 times [2022-03-03 18:23:36,259 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:36,259 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223705899] [2022-03-03 18:23:36,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:36,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:36,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:36,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:36,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:36,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223705899] [2022-03-03 18:23:36,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223705899] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:36,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:36,517 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:23:36,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080018276] [2022-03-03 18:23:36,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:36,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:23:36,517 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:36,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:23:36,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:23:36,518 INFO L87 Difference]: Start difference. First operand 2599 states and 4989 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:37,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:37,852 INFO L93 Difference]: Finished difference Result 3089 states and 5946 transitions. [2022-03-03 18:23:37,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:23:37,853 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:37,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:37,856 INFO L225 Difference]: With dead ends: 3089 [2022-03-03 18:23:37,856 INFO L226 Difference]: Without dead ends: 3089 [2022-03-03 18:23:37,857 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=479, Invalid=3061, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:23:37,857 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 847 mSDsluCounter, 3002 mSDsCounter, 0 mSdLazyCounter, 2236 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 847 SdHoareTripleChecker+Valid, 3288 SdHoareTripleChecker+Invalid, 2293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 2236 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:37,857 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [847 Valid, 3288 Invalid, 2293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 2236 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:37,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3089 states. [2022-03-03 18:23:37,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3089 to 2607. [2022-03-03 18:23:37,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 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) [2022-03-03 18:23:37,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-03 18:23:37,880 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-03 18:23:37,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:37,880 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-03 18:23:37,880 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:37,880 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-03 18:23:37,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:37,881 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:37,881 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:37,882 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2022-03-03 18:23:37,882 INFO L402 AbstractCegarLoop]: === Iteration 85 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:37,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:37,882 INFO L85 PathProgramCache]: Analyzing trace with hash -994574479, now seen corresponding path program 3 times [2022-03-03 18:23:37,882 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:37,882 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [993671422] [2022-03-03 18:23:37,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:37,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:38,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:38,142 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:38,142 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [993671422] [2022-03-03 18:23:38,142 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [993671422] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:38,142 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:38,142 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:23:38,142 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956888900] [2022-03-03 18:23:38,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:38,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:23:38,142 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:38,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:23:38,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:23:38,143 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:39,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:39,597 INFO L93 Difference]: Finished difference Result 3123 states and 6012 transitions. [2022-03-03 18:23:39,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:23:39,598 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:39,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:39,601 INFO L225 Difference]: With dead ends: 3123 [2022-03-03 18:23:39,601 INFO L226 Difference]: Without dead ends: 3123 [2022-03-03 18:23:39,603 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1016 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=494, Invalid=3288, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:23:39,603 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 998 mSDsluCounter, 3115 mSDsCounter, 0 mSdLazyCounter, 2353 mSolverCounterSat, 71 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 998 SdHoareTripleChecker+Valid, 3410 SdHoareTripleChecker+Invalid, 2424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 71 IncrementalHoareTripleChecker+Valid, 2353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:39,604 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [998 Valid, 3410 Invalid, 2424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [71 Valid, 2353 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:39,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3123 states. [2022-03-03 18:23:39,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3123 to 2607. [2022-03-03 18:23:39,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 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) [2022-03-03 18:23:39,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-03 18:23:39,628 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-03 18:23:39,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:39,628 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-03 18:23:39,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:39,628 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-03 18:23:39,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:39,629 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:39,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:39,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2022-03-03 18:23:39,630 INFO L402 AbstractCegarLoop]: === Iteration 86 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:39,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:39,630 INFO L85 PathProgramCache]: Analyzing trace with hash -1776145029, now seen corresponding path program 4 times [2022-03-03 18:23:39,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:39,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67266015] [2022-03-03 18:23:39,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:39,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:39,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:39,888 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:39,888 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67266015] [2022-03-03 18:23:39,888 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67266015] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:39,888 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:39,888 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:23:39,888 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806843688] [2022-03-03 18:23:39,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:39,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:23:39,888 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:39,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:23:39,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:23:39,889 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:41,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:41,294 INFO L93 Difference]: Finished difference Result 3151 states and 6066 transitions. [2022-03-03 18:23:41,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:23:41,295 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:41,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:41,298 INFO L225 Difference]: With dead ends: 3151 [2022-03-03 18:23:41,298 INFO L226 Difference]: Without dead ends: 3151 [2022-03-03 18:23:41,299 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1021 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=482, Invalid=3300, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:23:41,299 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1016 mSDsluCounter, 2965 mSDsCounter, 0 mSdLazyCounter, 2235 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 3265 SdHoareTripleChecker+Invalid, 2318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:41,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1016 Valid, 3265 Invalid, 2318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2235 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:23:41,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3151 states. [2022-03-03 18:23:41,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3151 to 2607. [2022-03-03 18:23:41,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 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) [2022-03-03 18:23:41,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-03 18:23:41,323 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-03 18:23:41,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:41,323 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-03 18:23:41,323 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:41,323 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-03 18:23:41,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:41,324 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:41,324 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:41,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2022-03-03 18:23:41,324 INFO L402 AbstractCegarLoop]: === Iteration 87 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:41,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:41,325 INFO L85 PathProgramCache]: Analyzing trace with hash 509674195, now seen corresponding path program 5 times [2022-03-03 18:23:41,325 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:41,325 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755123900] [2022-03-03 18:23:41,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:41,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:41,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:41,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:41,581 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:41,581 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755123900] [2022-03-03 18:23:41,581 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755123900] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:41,581 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:41,582 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:23:41,582 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1515699058] [2022-03-03 18:23:41,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:41,582 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:23:41,582 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:41,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:23:41,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:23:41,582 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:42,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:42,876 INFO L93 Difference]: Finished difference Result 3181 states and 6124 transitions. [2022-03-03 18:23:42,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:23:42,876 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:42,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:42,879 INFO L225 Difference]: With dead ends: 3181 [2022-03-03 18:23:42,879 INFO L226 Difference]: Without dead ends: 3181 [2022-03-03 18:23:42,879 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1021 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=478, Invalid=3304, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:23:42,880 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1025 mSDsluCounter, 2855 mSDsCounter, 0 mSdLazyCounter, 2080 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1025 SdHoareTripleChecker+Valid, 3163 SdHoareTripleChecker+Invalid, 2175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2080 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:42,880 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1025 Valid, 3163 Invalid, 2175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2080 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:42,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3181 states. [2022-03-03 18:23:42,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3181 to 2607. [2022-03-03 18:23:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2607 states, 2595 states have (on average 1.928709055876686) internal successors, (5005), 2606 states have internal predecessors, (5005), 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) [2022-03-03 18:23:42,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2607 states to 2607 states and 5005 transitions. [2022-03-03 18:23:42,901 INFO L78 Accepts]: Start accepts. Automaton has 2607 states and 5005 transitions. Word has length 135 [2022-03-03 18:23:42,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:42,901 INFO L470 AbstractCegarLoop]: Abstraction has 2607 states and 5005 transitions. [2022-03-03 18:23:42,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:23:42,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2607 states and 5005 transitions. [2022-03-03 18:23:42,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:42,902 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:42,902 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:42,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2022-03-03 18:23:42,902 INFO L402 AbstractCegarLoop]: === Iteration 88 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:42,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:42,903 INFO L85 PathProgramCache]: Analyzing trace with hash -709907509, now seen corresponding path program 6 times [2022-03-03 18:23:42,903 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:42,903 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3762023] [2022-03-03 18:23:42,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:42,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:42,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:43,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:43,248 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:43,248 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3762023] [2022-03-03 18:23:43,248 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3762023] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:43,248 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:43,248 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:23:43,248 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92207063] [2022-03-03 18:23:43,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:43,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:23:43,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:43,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:23:43,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:23:43,249 INFO L87 Difference]: Start difference. First operand 2607 states and 5005 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:23:44,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:44,909 INFO L93 Difference]: Finished difference Result 3365 states and 6466 transitions. [2022-03-03 18:23:44,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:23:44,909 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:44,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:44,913 INFO L225 Difference]: With dead ends: 3365 [2022-03-03 18:23:44,913 INFO L226 Difference]: Without dead ends: 3365 [2022-03-03 18:23:44,913 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1206 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=762, Invalid=3528, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:23:44,913 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 1698 mSDsluCounter, 2421 mSDsCounter, 0 mSdLazyCounter, 1728 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1698 SdHoareTripleChecker+Valid, 2694 SdHoareTripleChecker+Invalid, 1908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 1728 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:44,914 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1698 Valid, 2694 Invalid, 1908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 1728 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:23:44,917 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3365 states. [2022-03-03 18:23:44,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3365 to 2649. [2022-03-03 18:23:44,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2649 states, 2637 states have (on average 1.9298445202882062) internal successors, (5089), 2648 states have internal predecessors, (5089), 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) [2022-03-03 18:23:44,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2649 states and 5089 transitions. [2022-03-03 18:23:44,939 INFO L78 Accepts]: Start accepts. Automaton has 2649 states and 5089 transitions. Word has length 135 [2022-03-03 18:23:44,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:44,939 INFO L470 AbstractCegarLoop]: Abstraction has 2649 states and 5089 transitions. [2022-03-03 18:23:44,939 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:23:44,939 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 5089 transitions. [2022-03-03 18:23:44,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:44,941 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:44,941 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:44,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2022-03-03 18:23:44,941 INFO L402 AbstractCegarLoop]: === Iteration 89 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:44,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:44,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1696441619, now seen corresponding path program 7 times [2022-03-03 18:23:44,941 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:44,941 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643489301] [2022-03-03 18:23:44,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:44,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:44,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:45,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:45,291 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:45,291 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643489301] [2022-03-03 18:23:45,292 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643489301] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:45,292 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:45,292 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:23:45,292 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124262864] [2022-03-03 18:23:45,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:45,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:23:45,292 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:45,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:23:45,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:23:45,293 INFO L87 Difference]: Start difference. First operand 2649 states and 5089 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:23:47,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:47,371 INFO L93 Difference]: Finished difference Result 3423 states and 6580 transitions. [2022-03-03 18:23:47,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:23:47,372 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:47,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:47,375 INFO L225 Difference]: With dead ends: 3423 [2022-03-03 18:23:47,375 INFO L226 Difference]: Without dead ends: 3423 [2022-03-03 18:23:47,376 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1404 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=842, Invalid=3988, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:23:47,376 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 1579 mSDsluCounter, 3379 mSDsCounter, 0 mSdLazyCounter, 2696 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1579 SdHoareTripleChecker+Valid, 3661 SdHoareTripleChecker+Invalid, 2858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 2696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:47,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1579 Valid, 3661 Invalid, 2858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 2696 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:23:47,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3423 states. [2022-03-03 18:23:47,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3423 to 2658. [2022-03-03 18:23:47,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2658 states, 2646 states have (on average 1.9300831443688586) internal successors, (5107), 2657 states have internal predecessors, (5107), 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) [2022-03-03 18:23:47,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2658 states to 2658 states and 5107 transitions. [2022-03-03 18:23:47,399 INFO L78 Accepts]: Start accepts. Automaton has 2658 states and 5107 transitions. Word has length 135 [2022-03-03 18:23:47,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:47,400 INFO L470 AbstractCegarLoop]: Abstraction has 2658 states and 5107 transitions. [2022-03-03 18:23:47,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:23:47,400 INFO L276 IsEmpty]: Start isEmpty. Operand 2658 states and 5107 transitions. [2022-03-03 18:23:47,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:47,401 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:47,401 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:47,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2022-03-03 18:23:47,401 INFO L402 AbstractCegarLoop]: === Iteration 90 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:47,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:47,401 INFO L85 PathProgramCache]: Analyzing trace with hash 583862411, now seen corresponding path program 8 times [2022-03-03 18:23:47,401 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:47,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [324755759] [2022-03-03 18:23:47,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:47,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:47,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:47,744 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:47,745 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [324755759] [2022-03-03 18:23:47,745 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [324755759] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:47,745 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:47,745 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:23:47,745 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1950025132] [2022-03-03 18:23:47,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:47,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:23:47,745 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:47,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:23:47,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:23:47,746 INFO L87 Difference]: Start difference. First operand 2658 states and 5107 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:23:49,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:49,740 INFO L93 Difference]: Finished difference Result 3506 states and 6742 transitions. [2022-03-03 18:23:49,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:23:49,740 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:49,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:49,744 INFO L225 Difference]: With dead ends: 3506 [2022-03-03 18:23:49,744 INFO L226 Difference]: Without dead ends: 3506 [2022-03-03 18:23:49,745 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1504 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=868, Invalid=4244, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:23:49,745 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1711 mSDsluCounter, 3133 mSDsCounter, 0 mSdLazyCounter, 2471 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1711 SdHoareTripleChecker+Valid, 3420 SdHoareTripleChecker+Invalid, 2675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 2471 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:49,745 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1711 Valid, 3420 Invalid, 2675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 2471 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:23:49,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3506 states. [2022-03-03 18:23:49,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3506 to 2667. [2022-03-03 18:23:49,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2667 states, 2655 states have (on average 1.9303201506591336) internal successors, (5125), 2666 states have internal predecessors, (5125), 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) [2022-03-03 18:23:49,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 5125 transitions. [2022-03-03 18:23:49,771 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 5125 transitions. Word has length 135 [2022-03-03 18:23:49,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:49,771 INFO L470 AbstractCegarLoop]: Abstraction has 2667 states and 5125 transitions. [2022-03-03 18:23:49,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:23:49,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5125 transitions. [2022-03-03 18:23:49,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:49,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:49,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:49,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2022-03-03 18:23:49,773 INFO L402 AbstractCegarLoop]: === Iteration 91 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:49,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:49,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1506903891, now seen corresponding path program 9 times [2022-03-03 18:23:49,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:49,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28622229] [2022-03-03 18:23:49,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:49,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:50,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:50,101 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:50,101 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28622229] [2022-03-03 18:23:50,102 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28622229] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:50,102 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:50,102 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:23:50,102 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460111211] [2022-03-03 18:23:50,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:50,102 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:23:50,102 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:50,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:23:50,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:23:50,103 INFO L87 Difference]: Start difference. First operand 2667 states and 5125 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:23:52,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:52,068 INFO L93 Difference]: Finished difference Result 3549 states and 6821 transitions. [2022-03-03 18:23:52,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:23:52,068 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:52,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:52,073 INFO L225 Difference]: With dead ends: 3549 [2022-03-03 18:23:52,073 INFO L226 Difference]: Without dead ends: 3549 [2022-03-03 18:23:52,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1608 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=911, Invalid=4491, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:23:52,077 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1734 mSDsluCounter, 2994 mSDsCounter, 0 mSdLazyCounter, 2312 mSolverCounterSat, 218 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1734 SdHoareTripleChecker+Valid, 3289 SdHoareTripleChecker+Invalid, 2530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 218 IncrementalHoareTripleChecker+Valid, 2312 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:52,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1734 Valid, 3289 Invalid, 2530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [218 Valid, 2312 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:23:52,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3549 states. [2022-03-03 18:23:52,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3549 to 2644. [2022-03-03 18:23:52,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 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) [2022-03-03 18:23:52,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-03 18:23:52,104 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-03 18:23:52,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:52,104 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-03 18:23:52,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:23:52,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-03 18:23:52,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:52,106 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:52,106 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:52,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2022-03-03 18:23:52,106 INFO L402 AbstractCegarLoop]: === Iteration 92 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:52,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:52,106 INFO L85 PathProgramCache]: Analyzing trace with hash -1951368575, now seen corresponding path program 10 times [2022-03-03 18:23:52,107 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:52,107 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890142774] [2022-03-03 18:23:52,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:52,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:52,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:52,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:52,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890142774] [2022-03-03 18:23:52,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890142774] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:52,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:52,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-03 18:23:52,544 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1174307096] [2022-03-03 18:23:52,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:52,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-03 18:23:52,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:52,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-03 18:23:52,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=441, Unknown=0, NotChecked=0, Total=506 [2022-03-03 18:23:52,545 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) [2022-03-03 18:23:54,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:54,667 INFO L93 Difference]: Finished difference Result 2969 states and 5678 transitions. [2022-03-03 18:23:54,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:23:54,667 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:54,667 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:54,670 INFO L225 Difference]: With dead ends: 2969 [2022-03-03 18:23:54,670 INFO L226 Difference]: Without dead ends: 2969 [2022-03-03 18:23:54,670 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1468 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=868, Invalid=4244, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:23:54,670 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1303 mSDsluCounter, 3392 mSDsCounter, 0 mSdLazyCounter, 2802 mSolverCounterSat, 174 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1303 SdHoareTripleChecker+Valid, 3685 SdHoareTripleChecker+Invalid, 2976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 174 IncrementalHoareTripleChecker+Valid, 2802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:54,671 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1303 Valid, 3685 Invalid, 2976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [174 Valid, 2802 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:23:54,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2969 states. [2022-03-03 18:23:54,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2969 to 2644. [2022-03-03 18:23:54,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 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) [2022-03-03 18:23:54,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-03 18:23:54,690 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-03 18:23:54,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:54,690 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-03 18:23:54,690 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) [2022-03-03 18:23:54,690 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-03 18:23:54,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:54,692 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:54,693 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:54,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2022-03-03 18:23:54,693 INFO L402 AbstractCegarLoop]: === Iteration 93 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:54,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:54,693 INFO L85 PathProgramCache]: Analyzing trace with hash 96426549, now seen corresponding path program 11 times [2022-03-03 18:23:54,693 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:54,693 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638832017] [2022-03-03 18:23:54,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:54,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:54,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:55,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:55,090 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:55,090 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638832017] [2022-03-03 18:23:55,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638832017] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:55,091 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:55,091 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-03 18:23:55,091 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439040841] [2022-03-03 18:23:55,091 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:55,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-03 18:23:55,091 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:55,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-03 18:23:55,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2022-03-03 18:23:55,092 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) [2022-03-03 18:23:57,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:57,359 INFO L93 Difference]: Finished difference Result 3001 states and 5741 transitions. [2022-03-03 18:23:57,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:23:57,359 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:57,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:57,362 INFO L225 Difference]: With dead ends: 3001 [2022-03-03 18:23:57,362 INFO L226 Difference]: Without dead ends: 3001 [2022-03-03 18:23:57,363 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1649 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=971, Invalid=4579, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:23:57,363 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1202 mSDsluCounter, 3482 mSDsCounter, 0 mSdLazyCounter, 2886 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1202 SdHoareTripleChecker+Valid, 3776 SdHoareTripleChecker+Invalid, 3067 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 2886 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:57,363 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1202 Valid, 3776 Invalid, 3067 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 2886 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:23:57,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3001 states. [2022-03-03 18:23:57,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3001 to 2650. [2022-03-03 18:23:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 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) [2022-03-03 18:23:57,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-03-03 18:23:57,386 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-03-03 18:23:57,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:57,386 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-03-03 18:23:57,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) [2022-03-03 18:23:57,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-03-03 18:23:57,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:57,388 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:57,388 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:57,388 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2022-03-03 18:23:57,388 INFO L402 AbstractCegarLoop]: === Iteration 94 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:57,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:57,388 INFO L85 PathProgramCache]: Analyzing trace with hash -719581135, now seen corresponding path program 12 times [2022-03-03 18:23:57,388 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:57,388 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1002970] [2022-03-03 18:23:57,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:57,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:57,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:23:57,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:23:57,814 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:23:57,815 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1002970] [2022-03-03 18:23:57,815 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1002970] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:23:57,815 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:23:57,815 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:23:57,815 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31521472] [2022-03-03 18:23:57,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:23:57,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:23:57,815 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:23:57,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:23:57,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:23:57,816 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:23:59,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:23:59,837 INFO L93 Difference]: Finished difference Result 3019 states and 5776 transitions. [2022-03-03 18:23:59,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:23:59,837 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:23:59,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:23:59,841 INFO L225 Difference]: With dead ends: 3019 [2022-03-03 18:23:59,841 INFO L226 Difference]: Without dead ends: 3019 [2022-03-03 18:23:59,841 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1483 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=973, Invalid=4139, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:23:59,841 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1285 mSDsluCounter, 3152 mSDsCounter, 0 mSdLazyCounter, 2415 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1285 SdHoareTripleChecker+Valid, 3469 SdHoareTripleChecker+Invalid, 2604 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:23:59,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1285 Valid, 3469 Invalid, 2604 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2415 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:23:59,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3019 states. [2022-03-03 18:23:59,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3019 to 2644. [2022-03-03 18:23:59,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 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) [2022-03-03 18:23:59,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-03 18:23:59,864 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-03 18:23:59,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:23:59,864 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-03 18:23:59,864 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:23:59,864 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-03 18:23:59,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:23:59,866 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:23:59,866 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:23:59,866 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2022-03-03 18:23:59,866 INFO L402 AbstractCegarLoop]: === Iteration 95 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:23:59,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:23:59,866 INFO L85 PathProgramCache]: Analyzing trace with hash -1058589665, now seen corresponding path program 13 times [2022-03-03 18:23:59,866 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:23:59,866 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578168143] [2022-03-03 18:23:59,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:23:59,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:23:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:00,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:00,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:00,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578168143] [2022-03-03 18:24:00,244 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578168143] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:00,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:00,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-03 18:24:00,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431585905] [2022-03-03 18:24:00,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:00,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-03 18:24:00,245 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:00,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-03 18:24:00,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=446, Unknown=0, NotChecked=0, Total=506 [2022-03-03 18:24:00,245 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) [2022-03-03 18:24:02,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:02,347 INFO L93 Difference]: Finished difference Result 3002 states and 5744 transitions. [2022-03-03 18:24:02,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:24:02,348 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:02,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:02,351 INFO L225 Difference]: With dead ends: 3002 [2022-03-03 18:24:02,351 INFO L226 Difference]: Without dead ends: 3002 [2022-03-03 18:24:02,352 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1541 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=902, Invalid=4354, Unknown=0, NotChecked=0, Total=5256 [2022-03-03 18:24:02,352 INFO L933 BasicCegarLoop]: 271 mSDtfsCounter, 1280 mSDsluCounter, 2905 mSDsCounter, 0 mSdLazyCounter, 2492 mSolverCounterSat, 198 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1280 SdHoareTripleChecker+Valid, 3172 SdHoareTripleChecker+Invalid, 2690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 198 IncrementalHoareTripleChecker+Valid, 2492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:02,352 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1280 Valid, 3172 Invalid, 2690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [198 Valid, 2492 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:24:02,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3002 states. [2022-03-03 18:24:02,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3002 to 2656. [2022-03-03 18:24:02,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2656 states, 2644 states have (on average 1.928517397881997) internal successors, (5099), 2655 states have internal predecessors, (5099), 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) [2022-03-03 18:24:02,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2656 states and 5099 transitions. [2022-03-03 18:24:02,375 INFO L78 Accepts]: Start accepts. Automaton has 2656 states and 5099 transitions. Word has length 135 [2022-03-03 18:24:02,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:02,376 INFO L470 AbstractCegarLoop]: Abstraction has 2656 states and 5099 transitions. [2022-03-03 18:24:02,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) [2022-03-03 18:24:02,376 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5099 transitions. [2022-03-03 18:24:02,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:02,377 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:02,377 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:02,377 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2022-03-03 18:24:02,377 INFO L402 AbstractCegarLoop]: === Iteration 96 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:02,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:02,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1874597349, now seen corresponding path program 14 times [2022-03-03 18:24:02,378 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:02,378 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663162123] [2022-03-03 18:24:02,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:02,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:02,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:02,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:02,790 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:02,790 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663162123] [2022-03-03 18:24:02,790 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1663162123] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:02,790 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:02,790 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:24:02,790 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506313108] [2022-03-03 18:24:02,790 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:02,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:24:02,791 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:02,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:24:02,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:24:02,791 INFO L87 Difference]: Start difference. First operand 2656 states and 5099 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:04,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:04,826 INFO L93 Difference]: Finished difference Result 3046 states and 5830 transitions. [2022-03-03 18:24:04,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:24:04,826 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:04,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:04,829 INFO L225 Difference]: With dead ends: 3046 [2022-03-03 18:24:04,829 INFO L226 Difference]: Without dead ends: 3046 [2022-03-03 18:24:04,829 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1494 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=966, Invalid=4146, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:24:04,830 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1274 mSDsluCounter, 3118 mSDsCounter, 0 mSdLazyCounter, 2352 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1274 SdHoareTripleChecker+Valid, 3408 SdHoareTripleChecker+Invalid, 2560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 2352 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:04,830 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1274 Valid, 3408 Invalid, 2560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 2352 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:24:04,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3046 states. [2022-03-03 18:24:04,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3046 to 2650. [2022-03-03 18:24:04,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 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) [2022-03-03 18:24:04,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-03-03 18:24:04,850 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-03-03 18:24:04,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:04,850 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-03-03 18:24:04,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:04,851 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-03-03 18:24:04,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:04,852 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:04,852 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:04,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2022-03-03 18:24:04,852 INFO L402 AbstractCegarLoop]: === Iteration 97 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:04,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:04,852 INFO L85 PathProgramCache]: Analyzing trace with hash 1713028831, now seen corresponding path program 15 times [2022-03-03 18:24:04,852 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:04,852 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859120006] [2022-03-03 18:24:04,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:04,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:05,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:05,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:05,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859120006] [2022-03-03 18:24:05,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859120006] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:05,195 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:05,195 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:24:05,195 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567178272] [2022-03-03 18:24:05,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:05,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:24:05,195 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:05,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:24:05,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:24:05,196 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:07,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:07,206 INFO L93 Difference]: Finished difference Result 3069 states and 5874 transitions. [2022-03-03 18:24:07,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:24:07,207 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:07,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:07,210 INFO L225 Difference]: With dead ends: 3069 [2022-03-03 18:24:07,210 INFO L226 Difference]: Without dead ends: 3069 [2022-03-03 18:24:07,210 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1481 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=943, Invalid=4169, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:24:07,210 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1278 mSDsluCounter, 3125 mSDsCounter, 0 mSdLazyCounter, 2414 mSolverCounterSat, 209 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1278 SdHoareTripleChecker+Valid, 3424 SdHoareTripleChecker+Invalid, 2623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 209 IncrementalHoareTripleChecker+Valid, 2414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:07,210 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1278 Valid, 3424 Invalid, 2623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [209 Valid, 2414 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:24:07,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3069 states. [2022-03-03 18:24:07,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3069 to 2644. [2022-03-03 18:24:07,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 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) [2022-03-03 18:24:07,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-03 18:24:07,234 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-03 18:24:07,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:07,234 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-03 18:24:07,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:07,234 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-03 18:24:07,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:07,235 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:07,236 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:07,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2022-03-03 18:24:07,236 INFO L402 AbstractCegarLoop]: === Iteration 98 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:07,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:07,236 INFO L85 PathProgramCache]: Analyzing trace with hash -491243497, now seen corresponding path program 16 times [2022-03-03 18:24:07,236 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:07,236 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291699914] [2022-03-03 18:24:07,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:07,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:07,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:07,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:07,615 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:07,615 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291699914] [2022-03-03 18:24:07,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291699914] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:07,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:07,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-03 18:24:07,616 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576854057] [2022-03-03 18:24:07,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:07,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-03 18:24:07,616 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:07,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-03 18:24:07,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=445, Unknown=0, NotChecked=0, Total=506 [2022-03-03 18:24:07,616 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) [2022-03-03 18:24:09,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:09,540 INFO L93 Difference]: Finished difference Result 3016 states and 5772 transitions. [2022-03-03 18:24:09,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:24:09,540 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:09,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:09,544 INFO L225 Difference]: With dead ends: 3016 [2022-03-03 18:24:09,544 INFO L226 Difference]: Without dead ends: 3016 [2022-03-03 18:24:09,545 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1434 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=836, Invalid=4134, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:24:09,546 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 1396 mSDsluCounter, 2675 mSDsCounter, 0 mSdLazyCounter, 2397 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 2926 SdHoareTripleChecker+Invalid, 2618 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 2397 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:09,546 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 2926 Invalid, 2618 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 2397 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:24:09,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3016 states. [2022-03-03 18:24:09,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3016 to 2662. [2022-03-03 18:24:09,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2662 states, 2650 states have (on average 1.9286792452830188) internal successors, (5111), 2661 states have internal predecessors, (5111), 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) [2022-03-03 18:24:09,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 2662 states and 5111 transitions. [2022-03-03 18:24:09,569 INFO L78 Accepts]: Start accepts. Automaton has 2662 states and 5111 transitions. Word has length 135 [2022-03-03 18:24:09,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:09,569 INFO L470 AbstractCegarLoop]: Abstraction has 2662 states and 5111 transitions. [2022-03-03 18:24:09,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) [2022-03-03 18:24:09,570 INFO L276 IsEmpty]: Start isEmpty. Operand 2662 states and 5111 transitions. [2022-03-03 18:24:09,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:09,571 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:09,571 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:09,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2022-03-03 18:24:09,571 INFO L402 AbstractCegarLoop]: === Iteration 99 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:09,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:09,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1307251181, now seen corresponding path program 17 times [2022-03-03 18:24:09,572 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:09,572 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190855521] [2022-03-03 18:24:09,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:09,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:09,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:09,962 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:09,962 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190855521] [2022-03-03 18:24:09,962 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1190855521] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:09,963 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:09,963 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:24:09,963 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119938542] [2022-03-03 18:24:09,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:09,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:24:09,963 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:09,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:24:09,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:24:09,964 INFO L87 Difference]: Start difference. First operand 2662 states and 5111 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:11,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:11,777 INFO L93 Difference]: Finished difference Result 3060 states and 5858 transitions. [2022-03-03 18:24:11,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:24:11,778 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:11,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:11,781 INFO L225 Difference]: With dead ends: 3060 [2022-03-03 18:24:11,781 INFO L226 Difference]: Without dead ends: 3060 [2022-03-03 18:24:11,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1392 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=888, Invalid=3942, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:24:11,782 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1375 mSDsluCounter, 2617 mSDsCounter, 0 mSdLazyCounter, 2007 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1375 SdHoareTripleChecker+Valid, 2891 SdHoareTripleChecker+Invalid, 2241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 2007 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:11,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1375 Valid, 2891 Invalid, 2241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 2007 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:24:11,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3060 states. [2022-03-03 18:24:11,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3060 to 2656. [2022-03-03 18:24:11,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2656 states, 2644 states have (on average 1.928517397881997) internal successors, (5099), 2655 states have internal predecessors, (5099), 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) [2022-03-03 18:24:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2656 states and 5099 transitions. [2022-03-03 18:24:11,805 INFO L78 Accepts]: Start accepts. Automaton has 2656 states and 5099 transitions. Word has length 135 [2022-03-03 18:24:11,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:11,805 INFO L470 AbstractCegarLoop]: Abstraction has 2656 states and 5099 transitions. [2022-03-03 18:24:11,805 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2656 states and 5099 transitions. [2022-03-03 18:24:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:11,807 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:11,807 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:11,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2022-03-03 18:24:11,807 INFO L402 AbstractCegarLoop]: === Iteration 100 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:11,807 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:11,807 INFO L85 PathProgramCache]: Analyzing trace with hash -2014592297, now seen corresponding path program 18 times [2022-03-03 18:24:11,807 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:11,807 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635177677] [2022-03-03 18:24:11,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:11,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:12,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:12,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:12,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635177677] [2022-03-03 18:24:12,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635177677] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:12,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:12,157 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:24:12,157 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1585702079] [2022-03-03 18:24:12,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:12,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:24:12,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:12,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:24:12,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:24:12,158 INFO L87 Difference]: Start difference. First operand 2656 states and 5099 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:14,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:14,073 INFO L93 Difference]: Finished difference Result 3101 states and 5938 transitions. [2022-03-03 18:24:14,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:24:14,074 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:14,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:14,077 INFO L225 Difference]: With dead ends: 3101 [2022-03-03 18:24:14,077 INFO L226 Difference]: Without dead ends: 3101 [2022-03-03 18:24:14,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1495 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=924, Invalid=4188, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:24:14,078 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1284 mSDsluCounter, 2928 mSDsCounter, 0 mSdLazyCounter, 2263 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1284 SdHoareTripleChecker+Valid, 3211 SdHoareTripleChecker+Invalid, 2486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 2263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:14,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1284 Valid, 3211 Invalid, 2486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 2263 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:24:14,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3101 states. [2022-03-03 18:24:14,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3101 to 2650. [2022-03-03 18:24:14,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2650 states, 2638 states have (on average 1.928354814253222) internal successors, (5087), 2649 states have internal predecessors, (5087), 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) [2022-03-03 18:24:14,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2650 states to 2650 states and 5087 transitions. [2022-03-03 18:24:14,102 INFO L78 Accepts]: Start accepts. Automaton has 2650 states and 5087 transitions. Word has length 135 [2022-03-03 18:24:14,103 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:14,103 INFO L470 AbstractCegarLoop]: Abstraction has 2650 states and 5087 transitions. [2022-03-03 18:24:14,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:14,103 INFO L276 IsEmpty]: Start isEmpty. Operand 2650 states and 5087 transitions. [2022-03-03 18:24:14,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:14,104 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:14,104 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:14,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2022-03-03 18:24:14,104 INFO L402 AbstractCegarLoop]: === Iteration 101 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:14,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:14,105 INFO L85 PathProgramCache]: Analyzing trace with hash -420732077, now seen corresponding path program 19 times [2022-03-03 18:24:14,105 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:14,105 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840781559] [2022-03-03 18:24:14,105 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:14,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:14,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:14,444 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:14,444 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:14,444 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840781559] [2022-03-03 18:24:14,445 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840781559] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:14,445 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:14,445 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:24:14,445 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334239684] [2022-03-03 18:24:14,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:14,445 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:24:14,445 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:14,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:24:14,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:24:14,445 INFO L87 Difference]: Start difference. First operand 2650 states and 5087 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:16,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:16,241 INFO L93 Difference]: Finished difference Result 3119 states and 5972 transitions. [2022-03-03 18:24:16,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:24:16,242 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:16,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:16,246 INFO L225 Difference]: With dead ends: 3119 [2022-03-03 18:24:16,246 INFO L226 Difference]: Without dead ends: 3119 [2022-03-03 18:24:16,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1482 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=917, Invalid=4195, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:24:16,247 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1295 mSDsluCounter, 2654 mSDsCounter, 0 mSdLazyCounter, 2002 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1295 SdHoareTripleChecker+Valid, 2945 SdHoareTripleChecker+Invalid, 2228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 2002 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:16,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1295 Valid, 2945 Invalid, 2228 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 2002 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:24:16,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3119 states. [2022-03-03 18:24:16,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3119 to 2644. [2022-03-03 18:24:16,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2644 states, 2632 states have (on average 1.928191489361702) internal successors, (5075), 2643 states have internal predecessors, (5075), 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) [2022-03-03 18:24:16,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2644 states to 2644 states and 5075 transitions. [2022-03-03 18:24:16,278 INFO L78 Accepts]: Start accepts. Automaton has 2644 states and 5075 transitions. Word has length 135 [2022-03-03 18:24:16,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:16,278 INFO L470 AbstractCegarLoop]: Abstraction has 2644 states and 5075 transitions. [2022-03-03 18:24:16,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:16,278 INFO L276 IsEmpty]: Start isEmpty. Operand 2644 states and 5075 transitions. [2022-03-03 18:24:16,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:16,279 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:16,279 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:16,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2022-03-03 18:24:16,280 INFO L402 AbstractCegarLoop]: === Iteration 102 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:16,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:16,280 INFO L85 PathProgramCache]: Analyzing trace with hash -845890499, now seen corresponding path program 20 times [2022-03-03 18:24:16,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:16,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207280343] [2022-03-03 18:24:16,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:16,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:16,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:16,578 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:16,578 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207280343] [2022-03-03 18:24:16,578 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207280343] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:16,578 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:16,578 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:24:16,578 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513901481] [2022-03-03 18:24:16,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:16,578 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:24:16,578 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:16,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:24:16,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:24:16,579 INFO L87 Difference]: Start difference. First operand 2644 states and 5075 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:18,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:18,613 INFO L93 Difference]: Finished difference Result 4480 states and 8607 transitions. [2022-03-03 18:24:18,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:24:18,613 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:18,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:18,617 INFO L225 Difference]: With dead ends: 4480 [2022-03-03 18:24:18,617 INFO L226 Difference]: Without dead ends: 4480 [2022-03-03 18:24:18,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1669 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=936, Invalid=4614, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:24:18,617 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 2077 mSDsluCounter, 3221 mSDsCounter, 0 mSdLazyCounter, 2318 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2077 SdHoareTripleChecker+Valid, 3535 SdHoareTripleChecker+Invalid, 2548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 2318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:18,617 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2077 Valid, 3535 Invalid, 2548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 2318 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:24:18,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4480 states. [2022-03-03 18:24:18,636 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4480 to 2661. [2022-03-03 18:24:18,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.928652321630804) internal successors, (5109), 2660 states have internal predecessors, (5109), 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) [2022-03-03 18:24:18,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5109 transitions. [2022-03-03 18:24:18,640 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5109 transitions. Word has length 135 [2022-03-03 18:24:18,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:18,640 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5109 transitions. [2022-03-03 18:24:18,641 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:18,641 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5109 transitions. [2022-03-03 18:24:18,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:18,642 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:18,642 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:18,642 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2022-03-03 18:24:18,642 INFO L402 AbstractCegarLoop]: === Iteration 103 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:18,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:18,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1118923089, now seen corresponding path program 2 times [2022-03-03 18:24:18,642 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:18,642 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807542861] [2022-03-03 18:24:18,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:18,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:18,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:18,918 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:18,919 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807542861] [2022-03-03 18:24:18,919 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [807542861] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:18,919 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:18,919 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2022-03-03 18:24:18,919 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278443085] [2022-03-03 18:24:18,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:18,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-03-03 18:24:18,919 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:18,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-03-03 18:24:18,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=447, Unknown=0, NotChecked=0, Total=506 [2022-03-03 18:24:18,920 INFO L87 Difference]: Start difference. First operand 2661 states and 5109 transitions. Second operand has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) [2022-03-03 18:24:22,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:22,230 INFO L93 Difference]: Finished difference Result 4860 states and 9291 transitions. [2022-03-03 18:24:22,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2022-03-03 18:24:22,231 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:22,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:22,236 INFO L225 Difference]: With dead ends: 4860 [2022-03-03 18:24:22,236 INFO L226 Difference]: Without dead ends: 4860 [2022-03-03 18:24:22,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3067 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=1261, Invalid=8441, Unknown=0, NotChecked=0, Total=9702 [2022-03-03 18:24:22,237 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 2650 mSDsluCounter, 4089 mSDsCounter, 0 mSdLazyCounter, 4611 mSolverCounterSat, 549 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2650 SdHoareTripleChecker+Valid, 4421 SdHoareTripleChecker+Invalid, 5160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 549 IncrementalHoareTripleChecker+Valid, 4611 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:22,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2650 Valid, 4421 Invalid, 5160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [549 Valid, 4611 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:24:22,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4860 states. [2022-03-03 18:24:22,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4860 to 2567. [2022-03-03 18:24:22,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2567 states, 2555 states have (on average 1.926027397260274) internal successors, (4921), 2566 states have internal predecessors, (4921), 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) [2022-03-03 18:24:22,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2567 states to 2567 states and 4921 transitions. [2022-03-03 18:24:22,266 INFO L78 Accepts]: Start accepts. Automaton has 2567 states and 4921 transitions. Word has length 135 [2022-03-03 18:24:22,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:22,267 INFO L470 AbstractCegarLoop]: Abstraction has 2567 states and 4921 transitions. [2022-03-03 18:24:22,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 22 states have (on average 6.136363636363637) internal successors, (135), 23 states have internal predecessors, (135), 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) [2022-03-03 18:24:22,267 INFO L276 IsEmpty]: Start isEmpty. Operand 2567 states and 4921 transitions. [2022-03-03 18:24:22,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:22,268 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:22,268 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:22,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2022-03-03 18:24:22,268 INFO L402 AbstractCegarLoop]: === Iteration 104 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:22,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:22,268 INFO L85 PathProgramCache]: Analyzing trace with hash 2115436005, now seen corresponding path program 3 times [2022-03-03 18:24:22,268 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:22,268 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882017239] [2022-03-03 18:24:22,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:22,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:22,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:22,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:22,500 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:22,500 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882017239] [2022-03-03 18:24:22,500 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882017239] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:22,500 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:22,500 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:22,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097370220] [2022-03-03 18:24:22,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:22,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:22,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:22,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:22,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:22,501 INFO L87 Difference]: Start difference. First operand 2567 states and 4921 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:24,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:24,711 INFO L93 Difference]: Finished difference Result 5297 states and 10179 transitions. [2022-03-03 18:24:24,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:24:24,712 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:24,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:24,719 INFO L225 Difference]: With dead ends: 5297 [2022-03-03 18:24:24,719 INFO L226 Difference]: Without dead ends: 5297 [2022-03-03 18:24:24,720 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1361 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=619, Invalid=4211, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:24:24,723 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 1482 mSDsluCounter, 4079 mSDsCounter, 0 mSdLazyCounter, 3586 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1482 SdHoareTripleChecker+Valid, 4494 SdHoareTripleChecker+Invalid, 3772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 3586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:24,723 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1482 Valid, 4494 Invalid, 3772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 3586 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:24:24,730 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5297 states. [2022-03-03 18:24:24,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5297 to 2699. [2022-03-03 18:24:24,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 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) [2022-03-03 18:24:24,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-03-03 18:24:24,774 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-03-03 18:24:24,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:24,775 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-03-03 18:24:24,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:24,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-03-03 18:24:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:24,776 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:24,776 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:24,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2022-03-03 18:24:24,777 INFO L402 AbstractCegarLoop]: === Iteration 105 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:24,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:24,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1286681227, now seen corresponding path program 21 times [2022-03-03 18:24:24,777 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:24,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682131472] [2022-03-03 18:24:24,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:24,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:25,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:25,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:25,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682131472] [2022-03-03 18:24:25,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682131472] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:25,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:25,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:25,061 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399260276] [2022-03-03 18:24:25,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:25,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:25,062 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:25,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:25,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:25,062 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:26,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:26,877 INFO L93 Difference]: Finished difference Result 4699 states and 9062 transitions. [2022-03-03 18:24:26,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:24:26,877 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:26,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:26,884 INFO L225 Difference]: With dead ends: 4699 [2022-03-03 18:24:26,884 INFO L226 Difference]: Without dead ends: 4699 [2022-03-03 18:24:26,884 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1291 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=579, Invalid=3977, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:24:26,885 INFO L933 BasicCegarLoop]: 375 mSDtfsCounter, 1168 mSDsluCounter, 4036 mSDsCounter, 0 mSdLazyCounter, 2831 mSolverCounterSat, 89 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1168 SdHoareTripleChecker+Valid, 4409 SdHoareTripleChecker+Invalid, 2920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 89 IncrementalHoareTripleChecker+Valid, 2831 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:26,885 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1168 Valid, 4409 Invalid, 2920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [89 Valid, 2831 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:24:26,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4699 states. [2022-03-03 18:24:26,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4699 to 2659. [2022-03-03 18:24:26,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2659 states, 2647 states have (on average 1.9301095579901775) internal successors, (5109), 2658 states have internal predecessors, (5109), 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) [2022-03-03 18:24:26,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2659 states to 2659 states and 5109 transitions. [2022-03-03 18:24:26,921 INFO L78 Accepts]: Start accepts. Automaton has 2659 states and 5109 transitions. Word has length 135 [2022-03-03 18:24:26,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:26,921 INFO L470 AbstractCegarLoop]: Abstraction has 2659 states and 5109 transitions. [2022-03-03 18:24:26,921 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:26,921 INFO L276 IsEmpty]: Start isEmpty. Operand 2659 states and 5109 transitions. [2022-03-03 18:24:26,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:26,922 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:26,922 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:26,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2022-03-03 18:24:26,922 INFO L402 AbstractCegarLoop]: === Iteration 106 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:26,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:26,923 INFO L85 PathProgramCache]: Analyzing trace with hash 1189533523, now seen corresponding path program 22 times [2022-03-03 18:24:26,923 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:26,923 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235041006] [2022-03-03 18:24:26,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:26,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:27,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:27,180 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:27,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235041006] [2022-03-03 18:24:27,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235041006] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:27,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:27,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:27,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228160274] [2022-03-03 18:24:27,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:27,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:27,180 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:27,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:27,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:27,181 INFO L87 Difference]: Start difference. First operand 2659 states and 5109 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:28,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:28,751 INFO L93 Difference]: Finished difference Result 3671 states and 7099 transitions. [2022-03-03 18:24:28,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:24:28,752 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:28,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:28,755 INFO L225 Difference]: With dead ends: 3671 [2022-03-03 18:24:28,755 INFO L226 Difference]: Without dead ends: 3671 [2022-03-03 18:24:28,756 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1012 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=524, Invalid=3258, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:24:28,756 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 894 mSDsluCounter, 3507 mSDsCounter, 0 mSdLazyCounter, 2592 mSolverCounterSat, 55 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 894 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 2647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 55 IncrementalHoareTripleChecker+Valid, 2592 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:28,756 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [894 Valid, 3812 Invalid, 2647 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [55 Valid, 2592 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:24:28,759 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3671 states. [2022-03-03 18:24:28,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3671 to 2665. [2022-03-03 18:24:28,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2665 states, 2653 states have (on average 1.9302676215604975) internal successors, (5121), 2664 states have internal predecessors, (5121), 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) [2022-03-03 18:24:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2665 states to 2665 states and 5121 transitions. [2022-03-03 18:24:28,779 INFO L78 Accepts]: Start accepts. Automaton has 2665 states and 5121 transitions. Word has length 135 [2022-03-03 18:24:28,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:28,780 INFO L470 AbstractCegarLoop]: Abstraction has 2665 states and 5121 transitions. [2022-03-03 18:24:28,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:28,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2665 states and 5121 transitions. [2022-03-03 18:24:28,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:28,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:28,781 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:28,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2022-03-03 18:24:28,781 INFO L402 AbstractCegarLoop]: === Iteration 107 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:28,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:28,782 INFO L85 PathProgramCache]: Analyzing trace with hash -525836953, now seen corresponding path program 23 times [2022-03-03 18:24:28,787 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:28,787 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580598954] [2022-03-03 18:24:28,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:28,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:28,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:29,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:29,039 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:29,039 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580598954] [2022-03-03 18:24:29,039 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580598954] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:29,039 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:29,039 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:29,039 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459464632] [2022-03-03 18:24:29,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:29,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:29,040 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:29,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:29,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:29,041 INFO L87 Difference]: Start difference. First operand 2665 states and 5121 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:30,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:30,504 INFO L93 Difference]: Finished difference Result 3705 states and 7165 transitions. [2022-03-03 18:24:30,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:24:30,505 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:30,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:30,508 INFO L225 Difference]: With dead ends: 3705 [2022-03-03 18:24:30,509 INFO L226 Difference]: Without dead ends: 3705 [2022-03-03 18:24:30,509 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=541, Invalid=3491, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:24:30,509 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1062 mSDsluCounter, 3181 mSDsCounter, 0 mSdLazyCounter, 2361 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1062 SdHoareTripleChecker+Valid, 3495 SdHoareTripleChecker+Invalid, 2435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2361 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:30,509 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1062 Valid, 3495 Invalid, 2435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2361 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:24:30,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3705 states. [2022-03-03 18:24:30,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3705 to 2663. [2022-03-03 18:24:30,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2663 states, 2651 states have (on average 1.930215013202565) internal successors, (5117), 2662 states have internal predecessors, (5117), 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) [2022-03-03 18:24:30,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2663 states to 2663 states and 5117 transitions. [2022-03-03 18:24:30,532 INFO L78 Accepts]: Start accepts. Automaton has 2663 states and 5117 transitions. Word has length 135 [2022-03-03 18:24:30,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:30,532 INFO L470 AbstractCegarLoop]: Abstraction has 2663 states and 5117 transitions. [2022-03-03 18:24:30,532 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:30,533 INFO L276 IsEmpty]: Start isEmpty. Operand 2663 states and 5117 transitions. [2022-03-03 18:24:30,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:30,533 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:30,534 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:30,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2022-03-03 18:24:30,534 INFO L402 AbstractCegarLoop]: === Iteration 108 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:30,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:30,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1307407503, now seen corresponding path program 24 times [2022-03-03 18:24:30,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:30,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160578311] [2022-03-03 18:24:30,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:30,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:30,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:30,755 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:30,755 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160578311] [2022-03-03 18:24:30,755 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160578311] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:30,755 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:30,755 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:30,755 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016931799] [2022-03-03 18:24:30,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:30,755 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:30,756 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:30,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:30,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:30,756 INFO L87 Difference]: Start difference. First operand 2663 states and 5117 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:32,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:32,271 INFO L93 Difference]: Finished difference Result 3730 states and 7213 transitions. [2022-03-03 18:24:32,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:24:32,271 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:32,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:32,276 INFO L225 Difference]: With dead ends: 3730 [2022-03-03 18:24:32,276 INFO L226 Difference]: Without dead ends: 3730 [2022-03-03 18:24:32,277 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=526, Invalid=3506, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:24:32,277 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 1073 mSDsluCounter, 3210 mSDsCounter, 0 mSdLazyCounter, 2363 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 3529 SdHoareTripleChecker+Invalid, 2457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:32,277 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 3529 Invalid, 2457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2363 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:24:32,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3730 states. [2022-03-03 18:24:32,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3730 to 2661. [2022-03-03 18:24:32,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.9301623254058136) internal successors, (5113), 2660 states have internal predecessors, (5113), 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) [2022-03-03 18:24:32,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5113 transitions. [2022-03-03 18:24:32,303 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5113 transitions. Word has length 135 [2022-03-03 18:24:32,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:32,303 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5113 transitions. [2022-03-03 18:24:32,303 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:32,303 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5113 transitions. [2022-03-03 18:24:32,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:32,304 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:32,304 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:32,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2022-03-03 18:24:32,304 INFO L402 AbstractCegarLoop]: === Iteration 109 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:32,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:32,305 INFO L85 PathProgramCache]: Analyzing trace with hash 978411721, now seen corresponding path program 25 times [2022-03-03 18:24:32,305 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:32,305 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412621172] [2022-03-03 18:24:32,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:32,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:32,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:32,530 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:32,530 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412621172] [2022-03-03 18:24:32,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412621172] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:32,530 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:32,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:32,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339094510] [2022-03-03 18:24:32,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:32,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:32,530 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:32,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:32,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:32,531 INFO L87 Difference]: Start difference. First operand 2661 states and 5113 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:34,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:34,180 INFO L93 Difference]: Finished difference Result 3760 states and 7271 transitions. [2022-03-03 18:24:34,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:24:34,180 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:34,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:34,184 INFO L225 Difference]: With dead ends: 3760 [2022-03-03 18:24:34,184 INFO L226 Difference]: Without dead ends: 3760 [2022-03-03 18:24:34,185 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=519, Invalid=3513, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:24:34,185 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 933 mSDsluCounter, 3812 mSDsCounter, 0 mSdLazyCounter, 2900 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 933 SdHoareTripleChecker+Valid, 4139 SdHoareTripleChecker+Invalid, 2990 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 2900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:34,185 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [933 Valid, 4139 Invalid, 2990 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 2900 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:24:34,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3760 states. [2022-03-03 18:24:34,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3760 to 2651. [2022-03-03 18:24:34,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2651 states, 2639 states have (on average 1.929897688518378) internal successors, (5093), 2650 states have internal predecessors, (5093), 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) [2022-03-03 18:24:34,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 2651 states and 5093 transitions. [2022-03-03 18:24:34,208 INFO L78 Accepts]: Start accepts. Automaton has 2651 states and 5093 transitions. Word has length 135 [2022-03-03 18:24:34,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:34,208 INFO L470 AbstractCegarLoop]: Abstraction has 2651 states and 5093 transitions. [2022-03-03 18:24:34,208 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:34,208 INFO L276 IsEmpty]: Start isEmpty. Operand 2651 states and 5093 transitions. [2022-03-03 18:24:34,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:34,209 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:34,209 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:34,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2022-03-03 18:24:34,210 INFO L402 AbstractCegarLoop]: === Iteration 110 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:34,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:34,210 INFO L85 PathProgramCache]: Analyzing trace with hash -50673071, now seen corresponding path program 4 times [2022-03-03 18:24:34,210 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:34,210 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113497928] [2022-03-03 18:24:34,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:34,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:34,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:34,424 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:34,424 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113497928] [2022-03-03 18:24:34,424 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113497928] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:34,424 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:34,424 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:34,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844548374] [2022-03-03 18:24:34,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:34,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:34,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:34,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:34,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:34,428 INFO L87 Difference]: Start difference. First operand 2651 states and 5093 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:36,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:36,576 INFO L93 Difference]: Finished difference Result 6621 states and 12689 transitions. [2022-03-03 18:24:36,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:24:36,576 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:36,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:36,585 INFO L225 Difference]: With dead ends: 6621 [2022-03-03 18:24:36,585 INFO L226 Difference]: Without dead ends: 6621 [2022-03-03 18:24:36,586 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1642 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=717, Invalid=4833, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:24:36,586 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 1819 mSDsluCounter, 4221 mSDsCounter, 0 mSdLazyCounter, 3482 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1819 SdHoareTripleChecker+Valid, 4654 SdHoareTripleChecker+Invalid, 3714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 3482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:36,586 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1819 Valid, 4654 Invalid, 3714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 3482 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:24:36,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6621 states. [2022-03-03 18:24:36,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6621 to 2699. [2022-03-03 18:24:36,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 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) [2022-03-03 18:24:36,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-03-03 18:24:36,624 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-03-03 18:24:36,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:36,624 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-03-03 18:24:36,624 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:36,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-03-03 18:24:36,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:36,626 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:36,626 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:36,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2022-03-03 18:24:36,626 INFO L402 AbstractCegarLoop]: === Iteration 111 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:36,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:36,626 INFO L85 PathProgramCache]: Analyzing trace with hash -879427849, now seen corresponding path program 26 times [2022-03-03 18:24:36,626 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:36,626 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899720956] [2022-03-03 18:24:36,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:36,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:36,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:36,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:36,847 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:36,847 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899720956] [2022-03-03 18:24:36,847 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899720956] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:36,848 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:36,848 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:36,848 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804915365] [2022-03-03 18:24:36,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:36,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:36,848 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:36,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:36,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:36,848 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:38,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:38,448 INFO L93 Difference]: Finished difference Result 5455 states and 10503 transitions. [2022-03-03 18:24:38,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:24:38,449 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:38,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:38,455 INFO L225 Difference]: With dead ends: 5455 [2022-03-03 18:24:38,455 INFO L226 Difference]: Without dead ends: 5455 [2022-03-03 18:24:38,456 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1572 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=646, Invalid=4610, Unknown=0, NotChecked=0, Total=5256 [2022-03-03 18:24:38,456 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1238 mSDsluCounter, 4209 mSDsCounter, 0 mSdLazyCounter, 2617 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1238 SdHoareTripleChecker+Valid, 4601 SdHoareTripleChecker+Invalid, 2691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 2617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:38,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1238 Valid, 4601 Invalid, 2691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 2617 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:24:38,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5455 states. [2022-03-03 18:24:38,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5455 to 2689. [2022-03-03 18:24:38,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2689 states, 2677 states have (on average 1.9308927904370563) internal successors, (5169), 2688 states have internal predecessors, (5169), 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) [2022-03-03 18:24:38,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2689 states to 2689 states and 5169 transitions. [2022-03-03 18:24:38,488 INFO L78 Accepts]: Start accepts. Automaton has 2689 states and 5169 transitions. Word has length 135 [2022-03-03 18:24:38,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:38,489 INFO L470 AbstractCegarLoop]: Abstraction has 2689 states and 5169 transitions. [2022-03-03 18:24:38,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:38,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2689 states and 5169 transitions. [2022-03-03 18:24:38,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:38,490 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:38,490 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:38,490 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2022-03-03 18:24:38,490 INFO L402 AbstractCegarLoop]: === Iteration 112 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:38,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:38,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1188487457, now seen corresponding path program 5 times [2022-03-03 18:24:38,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:38,491 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2069572534] [2022-03-03 18:24:38,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:38,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:38,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:38,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:38,726 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:38,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2069572534] [2022-03-03 18:24:38,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2069572534] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:38,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:38,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:38,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [356156157] [2022-03-03 18:24:38,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:38,727 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:38,727 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:38,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:38,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:38,728 INFO L87 Difference]: Start difference. First operand 2689 states and 5169 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:40,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:40,986 INFO L93 Difference]: Finished difference Result 5780 states and 11081 transitions. [2022-03-03 18:24:40,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:24:40,987 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:40,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:40,993 INFO L225 Difference]: With dead ends: 5780 [2022-03-03 18:24:40,993 INFO L226 Difference]: Without dead ends: 5780 [2022-03-03 18:24:40,993 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1288 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=645, Invalid=4047, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:24:40,994 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1396 mSDsluCounter, 4461 mSDsCounter, 0 mSdLazyCounter, 3788 mSolverCounterSat, 183 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1396 SdHoareTripleChecker+Valid, 4875 SdHoareTripleChecker+Invalid, 3971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 183 IncrementalHoareTripleChecker+Valid, 3788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:40,994 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1396 Valid, 4875 Invalid, 3971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [183 Valid, 3788 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:24:40,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2022-03-03 18:24:41,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 2691. [2022-03-03 18:24:41,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 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) [2022-03-03 18:24:41,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-03-03 18:24:41,025 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-03-03 18:24:41,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:41,025 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-03-03 18:24:41,025 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:41,025 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-03-03 18:24:41,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:41,026 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:41,026 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:41,026 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2022-03-03 18:24:41,026 INFO L402 AbstractCegarLoop]: === Iteration 113 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:41,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:41,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1176594537, now seen corresponding path program 6 times [2022-03-03 18:24:41,027 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:41,027 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314434959] [2022-03-03 18:24:41,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:41,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:41,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:41,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:41,253 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:41,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314434959] [2022-03-03 18:24:41,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314434959] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:41,254 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:41,254 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:41,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066271866] [2022-03-03 18:24:41,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:41,254 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:41,254 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:41,254 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:41,254 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:41,254 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:43,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:43,733 INFO L93 Difference]: Finished difference Result 5900 states and 11316 transitions. [2022-03-03 18:24:43,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:24:43,733 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:43,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:43,740 INFO L225 Difference]: With dead ends: 5900 [2022-03-03 18:24:43,740 INFO L226 Difference]: Without dead ends: 5900 [2022-03-03 18:24:43,741 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1442 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=693, Invalid=4419, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:24:43,741 INFO L933 BasicCegarLoop]: 434 mSDtfsCounter, 1383 mSDsluCounter, 4742 mSDsCounter, 0 mSdLazyCounter, 4299 mSolverCounterSat, 166 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1383 SdHoareTripleChecker+Valid, 5173 SdHoareTripleChecker+Invalid, 4465 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 166 IncrementalHoareTripleChecker+Valid, 4299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:43,741 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1383 Valid, 5173 Invalid, 4465 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [166 Valid, 4299 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:24:43,745 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5900 states. [2022-03-03 18:24:43,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5900 to 2691. [2022-03-03 18:24:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 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) [2022-03-03 18:24:43,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-03-03 18:24:43,773 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-03-03 18:24:43,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:43,773 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-03-03 18:24:43,773 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:43,773 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-03-03 18:24:43,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:43,774 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:43,774 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:43,774 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2022-03-03 18:24:43,775 INFO L402 AbstractCegarLoop]: === Iteration 114 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:43,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:43,775 INFO L85 PathProgramCache]: Analyzing trace with hash 1939731061, now seen corresponding path program 7 times [2022-03-03 18:24:43,775 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:43,775 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008354272] [2022-03-03 18:24:43,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:43,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:43,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:43,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:43,999 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:43,999 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008354272] [2022-03-03 18:24:43,999 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008354272] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:43,999 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:43,999 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:43,999 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745090136] [2022-03-03 18:24:43,999 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:43,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:44,000 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:44,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:44,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:44,000 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:46,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:46,271 INFO L93 Difference]: Finished difference Result 5980 states and 11476 transitions. [2022-03-03 18:24:46,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:24:46,271 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:46,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:46,278 INFO L225 Difference]: With dead ends: 5980 [2022-03-03 18:24:46,278 INFO L226 Difference]: Without dead ends: 5980 [2022-03-03 18:24:46,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1451 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=683, Invalid=4429, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:24:46,279 INFO L933 BasicCegarLoop]: 411 mSDtfsCounter, 1589 mSDsluCounter, 4287 mSDsCounter, 0 mSdLazyCounter, 3768 mSolverCounterSat, 215 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1589 SdHoareTripleChecker+Valid, 4695 SdHoareTripleChecker+Invalid, 3983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 215 IncrementalHoareTripleChecker+Valid, 3768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:46,279 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1589 Valid, 4695 Invalid, 3983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [215 Valid, 3768 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:24:46,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5980 states. [2022-03-03 18:24:46,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5980 to 2691. [2022-03-03 18:24:46,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2691 states, 2679 states have (on average 1.9309443822321761) internal successors, (5173), 2690 states have internal predecessors, (5173), 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) [2022-03-03 18:24:46,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2691 states to 2691 states and 5173 transitions. [2022-03-03 18:24:46,312 INFO L78 Accepts]: Start accepts. Automaton has 2691 states and 5173 transitions. Word has length 135 [2022-03-03 18:24:46,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:46,312 INFO L470 AbstractCegarLoop]: Abstraction has 2691 states and 5173 transitions. [2022-03-03 18:24:46,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:46,312 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 5173 transitions. [2022-03-03 18:24:46,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:46,313 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:46,314 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:46,314 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2022-03-03 18:24:46,314 INFO L402 AbstractCegarLoop]: === Iteration 115 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:46,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:46,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1227813349, now seen corresponding path program 8 times [2022-03-03 18:24:46,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:46,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037057788] [2022-03-03 18:24:46,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:46,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:46,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:46,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:46,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:46,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037057788] [2022-03-03 18:24:46,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037057788] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:46,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:46,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:46,545 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707279705] [2022-03-03 18:24:46,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:46,545 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:46,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:46,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:46,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:46,545 INFO L87 Difference]: Start difference. First operand 2691 states and 5173 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:48,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:48,643 INFO L93 Difference]: Finished difference Result 5869 states and 11254 transitions. [2022-03-03 18:24:48,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:24:48,643 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:48,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:48,649 INFO L225 Difference]: With dead ends: 5869 [2022-03-03 18:24:48,649 INFO L226 Difference]: Without dead ends: 5869 [2022-03-03 18:24:48,650 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1458 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=675, Invalid=4437, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:24:48,650 INFO L933 BasicCegarLoop]: 407 mSDtfsCounter, 1480 mSDsluCounter, 3993 mSDsCounter, 0 mSdLazyCounter, 3280 mSolverCounterSat, 236 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 4397 SdHoareTripleChecker+Invalid, 3516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 236 IncrementalHoareTripleChecker+Valid, 3280 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:48,650 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1480 Valid, 4397 Invalid, 3516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [236 Valid, 3280 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:24:48,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5869 states. [2022-03-03 18:24:48,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5869 to 2667. [2022-03-03 18:24:48,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2667 states, 2655 states have (on average 1.9303201506591336) internal successors, (5125), 2666 states have internal predecessors, (5125), 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) [2022-03-03 18:24:48,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 2667 states and 5125 transitions. [2022-03-03 18:24:48,682 INFO L78 Accepts]: Start accepts. Automaton has 2667 states and 5125 transitions. Word has length 135 [2022-03-03 18:24:48,682 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:48,683 INFO L470 AbstractCegarLoop]: Abstraction has 2667 states and 5125 transitions. [2022-03-03 18:24:48,683 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:24:48,683 INFO L276 IsEmpty]: Start isEmpty. Operand 2667 states and 5125 transitions. [2022-03-03 18:24:48,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:48,684 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:48,684 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:48,684 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2022-03-03 18:24:48,684 INFO L402 AbstractCegarLoop]: === Iteration 116 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:48,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:48,684 INFO L85 PathProgramCache]: Analyzing trace with hash 211871729, now seen corresponding path program 27 times [2022-03-03 18:24:48,684 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:48,684 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1922967241] [2022-03-03 18:24:48,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:48,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:49,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:49,023 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:49,024 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1922967241] [2022-03-03 18:24:49,024 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1922967241] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:49,024 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:49,024 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:24:49,024 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [64594824] [2022-03-03 18:24:49,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:49,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:24:49,024 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:49,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:24:49,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:24:49,024 INFO L87 Difference]: Start difference. First operand 2667 states and 5125 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:50,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:50,987 INFO L93 Difference]: Finished difference Result 4285 states and 8280 transitions. [2022-03-03 18:24:50,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:24:50,987 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:50,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:50,994 INFO L225 Difference]: With dead ends: 4285 [2022-03-03 18:24:50,994 INFO L226 Difference]: Without dead ends: 4285 [2022-03-03 18:24:50,994 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1274 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=741, Invalid=3815, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:24:50,994 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1399 mSDsluCounter, 3516 mSDsCounter, 0 mSdLazyCounter, 2695 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1399 SdHoareTripleChecker+Valid, 3822 SdHoareTripleChecker+Invalid, 2813 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 2695 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:50,995 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1399 Valid, 3822 Invalid, 2813 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 2695 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:24:50,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4285 states. [2022-03-03 18:24:51,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4285 to 2661. [2022-03-03 18:24:51,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2661 states, 2649 states have (on average 1.9301623254058136) internal successors, (5113), 2660 states have internal predecessors, (5113), 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) [2022-03-03 18:24:51,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2661 states to 2661 states and 5113 transitions. [2022-03-03 18:24:51,021 INFO L78 Accepts]: Start accepts. Automaton has 2661 states and 5113 transitions. Word has length 135 [2022-03-03 18:24:51,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:51,021 INFO L470 AbstractCegarLoop]: Abstraction has 2661 states and 5113 transitions. [2022-03-03 18:24:51,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:51,022 INFO L276 IsEmpty]: Start isEmpty. Operand 2661 states and 5113 transitions. [2022-03-03 18:24:51,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:51,023 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:51,024 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:51,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2022-03-03 18:24:51,024 INFO L402 AbstractCegarLoop]: === Iteration 117 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:51,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:51,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1676746439, now seen corresponding path program 28 times [2022-03-03 18:24:51,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:51,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121937865] [2022-03-03 18:24:51,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:51,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:51,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:51,344 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:51,344 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121937865] [2022-03-03 18:24:51,344 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121937865] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:51,344 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:51,344 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:24:51,344 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337533690] [2022-03-03 18:24:51,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:51,344 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:24:51,344 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:51,345 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:24:51,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:24:51,345 INFO L87 Difference]: Start difference. First operand 2661 states and 5113 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:53,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:53,324 INFO L93 Difference]: Finished difference Result 4317 states and 8342 transitions. [2022-03-03 18:24:53,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:24:53,324 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:53,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:53,329 INFO L225 Difference]: With dead ends: 4317 [2022-03-03 18:24:53,329 INFO L226 Difference]: Without dead ends: 4317 [2022-03-03 18:24:53,330 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1479 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=811, Invalid=4301, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:24:53,330 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1282 mSDsluCounter, 3610 mSDsCounter, 0 mSdLazyCounter, 2653 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 3925 SdHoareTripleChecker+Invalid, 2781 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 2653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:53,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 3925 Invalid, 2781 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 2653 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:24:53,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4317 states. [2022-03-03 18:24:53,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4317 to 2655. [2022-03-03 18:24:53,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2655 states, 2643 states have (on average 1.930003783579266) internal successors, (5101), 2654 states have internal predecessors, (5101), 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) [2022-03-03 18:24:53,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2655 states to 2655 states and 5101 transitions. [2022-03-03 18:24:53,358 INFO L78 Accepts]: Start accepts. Automaton has 2655 states and 5101 transitions. Word has length 135 [2022-03-03 18:24:53,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:53,358 INFO L470 AbstractCegarLoop]: Abstraction has 2655 states and 5101 transitions. [2022-03-03 18:24:53,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:53,358 INFO L276 IsEmpty]: Start isEmpty. Operand 2655 states and 5101 transitions. [2022-03-03 18:24:53,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:53,359 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:53,359 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:53,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2022-03-03 18:24:53,359 INFO L402 AbstractCegarLoop]: === Iteration 118 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:53,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:53,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1505641649, now seen corresponding path program 29 times [2022-03-03 18:24:53,360 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:53,360 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214358456] [2022-03-03 18:24:53,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:53,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:53,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:53,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:53,661 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:53,661 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214358456] [2022-03-03 18:24:53,661 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214358456] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:53,661 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:53,661 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:24:53,661 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545094518] [2022-03-03 18:24:53,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:53,662 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:24:53,662 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:53,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:24:53,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:24:53,662 INFO L87 Difference]: Start difference. First operand 2655 states and 5101 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:55,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:55,745 INFO L93 Difference]: Finished difference Result 4377 states and 8458 transitions. [2022-03-03 18:24:55,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:24:55,746 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:55,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:55,751 INFO L225 Difference]: With dead ends: 4377 [2022-03-03 18:24:55,751 INFO L226 Difference]: Without dead ends: 4377 [2022-03-03 18:24:55,751 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1584 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=828, Invalid=4574, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:24:55,751 INFO L933 BasicCegarLoop]: 322 mSDtfsCounter, 1418 mSDsluCounter, 3671 mSDsCounter, 0 mSdLazyCounter, 2848 mSolverCounterSat, 158 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 3991 SdHoareTripleChecker+Invalid, 3006 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 158 IncrementalHoareTripleChecker+Valid, 2848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:55,751 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 3991 Invalid, 3006 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [158 Valid, 2848 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:24:55,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4377 states. [2022-03-03 18:24:55,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4377 to 2649. [2022-03-03 18:24:55,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2649 states, 2637 states have (on average 1.9298445202882062) internal successors, (5089), 2648 states have internal predecessors, (5089), 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) [2022-03-03 18:24:55,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2649 states to 2649 states and 5089 transitions. [2022-03-03 18:24:55,776 INFO L78 Accepts]: Start accepts. Automaton has 2649 states and 5089 transitions. Word has length 135 [2022-03-03 18:24:55,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:55,777 INFO L470 AbstractCegarLoop]: Abstraction has 2649 states and 5089 transitions. [2022-03-03 18:24:55,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:55,777 INFO L276 IsEmpty]: Start isEmpty. Operand 2649 states and 5089 transitions. [2022-03-03 18:24:55,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:55,778 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:55,778 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:55,778 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2022-03-03 18:24:55,778 INFO L402 AbstractCegarLoop]: === Iteration 119 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:55,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:55,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1866284167, now seen corresponding path program 30 times [2022-03-03 18:24:55,779 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:55,779 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [217033457] [2022-03-03 18:24:55,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:55,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:55,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:56,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:56,067 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:56,068 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [217033457] [2022-03-03 18:24:56,068 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [217033457] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:56,068 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:56,068 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:24:56,068 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2059023069] [2022-03-03 18:24:56,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:56,068 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:24:56,068 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:56,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:24:56,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:24:56,068 INFO L87 Difference]: Start difference. First operand 2649 states and 5089 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:58,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:24:58,034 INFO L93 Difference]: Finished difference Result 4345 states and 8396 transitions. [2022-03-03 18:24:58,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:24:58,035 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:24:58,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:24:58,040 INFO L225 Difference]: With dead ends: 4345 [2022-03-03 18:24:58,040 INFO L226 Difference]: Without dead ends: 4345 [2022-03-03 18:24:58,041 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1695 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=862, Invalid=4838, Unknown=0, NotChecked=0, Total=5700 [2022-03-03 18:24:58,041 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 1563 mSDsluCounter, 3256 mSDsCounter, 0 mSdLazyCounter, 2437 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1563 SdHoareTripleChecker+Valid, 3584 SdHoareTripleChecker+Invalid, 2596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:24:58,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1563 Valid, 3584 Invalid, 2596 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2437 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:24:58,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4345 states. [2022-03-03 18:24:58,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4345 to 2595. [2022-03-03 18:24:58,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2595 states, 2583 states have (on average 1.9268292682926829) internal successors, (4977), 2594 states have internal predecessors, (4977), 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) [2022-03-03 18:24:58,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2595 states to 2595 states and 4977 transitions. [2022-03-03 18:24:58,067 INFO L78 Accepts]: Start accepts. Automaton has 2595 states and 4977 transitions. Word has length 135 [2022-03-03 18:24:58,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:24:58,068 INFO L470 AbstractCegarLoop]: Abstraction has 2595 states and 4977 transitions. [2022-03-03 18:24:58,068 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:24:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 2595 states and 4977 transitions. [2022-03-03 18:24:58,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:24:58,069 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:24:58,069 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:24:58,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2022-03-03 18:24:58,069 INFO L402 AbstractCegarLoop]: === Iteration 120 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:24:58,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:24:58,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1082715995, now seen corresponding path program 9 times [2022-03-03 18:24:58,070 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:24:58,070 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981368032] [2022-03-03 18:24:58,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:24:58,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:24:58,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:24:58,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:24:58,287 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:24:58,287 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981368032] [2022-03-03 18:24:58,287 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981368032] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:24:58,287 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:24:58,287 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:24:58,287 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543045491] [2022-03-03 18:24:58,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:24:58,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:24:58,288 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:24:58,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:24:58,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:24:58,288 INFO L87 Difference]: Start difference. First operand 2595 states and 4977 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:00,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:00,339 INFO L93 Difference]: Finished difference Result 5353 states and 10291 transitions. [2022-03-03 18:25:00,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:25:00,339 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:00,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:00,345 INFO L225 Difference]: With dead ends: 5353 [2022-03-03 18:25:00,345 INFO L226 Difference]: Without dead ends: 5353 [2022-03-03 18:25:00,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1320 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=611, Invalid=4081, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:25:00,346 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1745 mSDsluCounter, 3754 mSDsCounter, 0 mSdLazyCounter, 3652 mSolverCounterSat, 194 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1745 SdHoareTripleChecker+Valid, 4134 SdHoareTripleChecker+Invalid, 3846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 194 IncrementalHoareTripleChecker+Valid, 3652 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:00,346 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1745 Valid, 4134 Invalid, 3846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [194 Valid, 3652 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:25:00,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5353 states. [2022-03-03 18:25:00,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5353 to 2751. [2022-03-03 18:25:00,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2751 states, 2739 states have (on average 1.9324571011318) internal successors, (5293), 2750 states have internal predecessors, (5293), 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) [2022-03-03 18:25:00,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2751 states and 5293 transitions. [2022-03-03 18:25:00,379 INFO L78 Accepts]: Start accepts. Automaton has 2751 states and 5293 transitions. Word has length 135 [2022-03-03 18:25:00,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:00,379 INFO L470 AbstractCegarLoop]: Abstraction has 2751 states and 5293 transitions. [2022-03-03 18:25:00,379 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:00,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 5293 transitions. [2022-03-03 18:25:00,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:00,380 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:00,380 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:00,380 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2022-03-03 18:25:00,380 INFO L402 AbstractCegarLoop]: === Iteration 121 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:00,380 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:00,381 INFO L85 PathProgramCache]: Analyzing trace with hash -1911470773, now seen corresponding path program 31 times [2022-03-03 18:25:00,381 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:00,381 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [269910763] [2022-03-03 18:25:00,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:00,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:00,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:00,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:00,607 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:00,607 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [269910763] [2022-03-03 18:25:00,607 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [269910763] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:00,607 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:00,607 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:00,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541705120] [2022-03-03 18:25:00,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:00,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:00,608 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:00,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:00,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:00,608 INFO L87 Difference]: Start difference. First operand 2751 states and 5293 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:02,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:02,235 INFO L93 Difference]: Finished difference Result 4755 states and 9174 transitions. [2022-03-03 18:25:02,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:25:02,235 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:02,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:02,241 INFO L225 Difference]: With dead ends: 4755 [2022-03-03 18:25:02,241 INFO L226 Difference]: Without dead ends: 4755 [2022-03-03 18:25:02,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1289 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=603, Invalid=3953, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:25:02,241 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1352 mSDsluCounter, 3517 mSDsCounter, 0 mSdLazyCounter, 2720 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1352 SdHoareTripleChecker+Valid, 3854 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 2720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:02,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1352 Valid, 3854 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 2720 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:25:02,245 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4755 states. [2022-03-03 18:25:02,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4755 to 2711. [2022-03-03 18:25:02,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2711 states, 2699 states have (on average 1.9314560948499444) internal successors, (5213), 2710 states have internal predecessors, (5213), 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) [2022-03-03 18:25:02,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2711 states to 2711 states and 5213 transitions. [2022-03-03 18:25:02,268 INFO L78 Accepts]: Start accepts. Automaton has 2711 states and 5213 transitions. Word has length 135 [2022-03-03 18:25:02,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:02,268 INFO L470 AbstractCegarLoop]: Abstraction has 2711 states and 5213 transitions. [2022-03-03 18:25:02,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:02,269 INFO L276 IsEmpty]: Start isEmpty. Operand 2711 states and 5213 transitions. [2022-03-03 18:25:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:02,269 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:02,270 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:02,270 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2022-03-03 18:25:02,270 INFO L402 AbstractCegarLoop]: === Iteration 122 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:02,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:02,270 INFO L85 PathProgramCache]: Analyzing trace with hash -2008618477, now seen corresponding path program 32 times [2022-03-03 18:25:02,270 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:02,270 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250229704] [2022-03-03 18:25:02,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:02,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:02,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:02,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:02,505 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:02,505 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250229704] [2022-03-03 18:25:02,506 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250229704] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:02,506 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:02,506 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:02,506 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627466187] [2022-03-03 18:25:02,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:02,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:02,506 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:02,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:02,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:02,507 INFO L87 Difference]: Start difference. First operand 2711 states and 5213 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:03,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:03,927 INFO L93 Difference]: Finished difference Result 3727 states and 7211 transitions. [2022-03-03 18:25:03,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:25:03,927 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:03,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:03,931 INFO L225 Difference]: With dead ends: 3727 [2022-03-03 18:25:03,932 INFO L226 Difference]: Without dead ends: 3727 [2022-03-03 18:25:03,932 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1011 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=561, Invalid=3221, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:25:03,932 INFO L933 BasicCegarLoop]: 278 mSDtfsCounter, 1037 mSDsluCounter, 2824 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 3100 SdHoareTripleChecker+Invalid, 2297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:03,932 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1037 Valid, 3100 Invalid, 2297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:25:03,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3727 states. [2022-03-03 18:25:03,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3727 to 2717. [2022-03-03 18:25:03,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2717 states, 2705 states have (on average 1.9316081330868762) internal successors, (5225), 2716 states have internal predecessors, (5225), 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) [2022-03-03 18:25:03,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2717 states to 2717 states and 5225 transitions. [2022-03-03 18:25:03,956 INFO L78 Accepts]: Start accepts. Automaton has 2717 states and 5225 transitions. Word has length 135 [2022-03-03 18:25:03,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:03,956 INFO L470 AbstractCegarLoop]: Abstraction has 2717 states and 5225 transitions. [2022-03-03 18:25:03,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:03,956 INFO L276 IsEmpty]: Start isEmpty. Operand 2717 states and 5225 transitions. [2022-03-03 18:25:03,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:03,957 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:03,957 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:03,957 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2022-03-03 18:25:03,957 INFO L402 AbstractCegarLoop]: === Iteration 123 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:03,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:03,957 INFO L85 PathProgramCache]: Analyzing trace with hash 570978343, now seen corresponding path program 33 times [2022-03-03 18:25:03,957 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:03,958 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932680689] [2022-03-03 18:25:03,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:03,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:03,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:04,221 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:04,221 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932680689] [2022-03-03 18:25:04,221 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932680689] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:04,221 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:04,221 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:04,221 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342453399] [2022-03-03 18:25:04,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:04,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:04,222 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:04,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:04,222 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:04,222 INFO L87 Difference]: Start difference. First operand 2717 states and 5225 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:05,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:05,720 INFO L93 Difference]: Finished difference Result 3761 states and 7277 transitions. [2022-03-03 18:25:05,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:25:05,720 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:05,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:05,725 INFO L225 Difference]: With dead ends: 3761 [2022-03-03 18:25:05,725 INFO L226 Difference]: Without dead ends: 3761 [2022-03-03 18:25:05,725 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1098 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=579, Invalid=3453, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:25:05,726 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1006 mSDsluCounter, 2998 mSDsCounter, 0 mSdLazyCounter, 2366 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 3283 SdHoareTripleChecker+Invalid, 2445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 2366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:05,726 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1006 Valid, 3283 Invalid, 2445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 2366 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:25:05,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3761 states. [2022-03-03 18:25:05,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3761 to 2715. [2022-03-03 18:25:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2715 states, 2703 states have (on average 1.931557528671846) internal successors, (5221), 2714 states have internal predecessors, (5221), 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) [2022-03-03 18:25:05,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2715 states to 2715 states and 5221 transitions. [2022-03-03 18:25:05,755 INFO L78 Accepts]: Start accepts. Automaton has 2715 states and 5221 transitions. Word has length 135 [2022-03-03 18:25:05,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:05,755 INFO L470 AbstractCegarLoop]: Abstraction has 2715 states and 5221 transitions. [2022-03-03 18:25:05,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 2715 states and 5221 transitions. [2022-03-03 18:25:05,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:05,756 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:05,757 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:05,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2022-03-03 18:25:05,757 INFO L402 AbstractCegarLoop]: === Iteration 124 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:05,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:05,757 INFO L85 PathProgramCache]: Analyzing trace with hash -210592207, now seen corresponding path program 34 times [2022-03-03 18:25:05,757 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:05,757 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034013977] [2022-03-03 18:25:05,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:05,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:05,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:06,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:06,123 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:06,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034013977] [2022-03-03 18:25:06,123 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034013977] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:06,123 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:06,123 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:06,123 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293202311] [2022-03-03 18:25:06,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:06,123 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:06,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:06,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:06,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:06,124 INFO L87 Difference]: Start difference. First operand 2715 states and 5221 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:07,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:07,935 INFO L93 Difference]: Finished difference Result 3786 states and 7325 transitions. [2022-03-03 18:25:07,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:25:07,936 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:07,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:07,940 INFO L225 Difference]: With dead ends: 3786 [2022-03-03 18:25:07,940 INFO L226 Difference]: Without dead ends: 3786 [2022-03-03 18:25:07,941 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=563, Invalid=3469, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:25:07,941 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1209 mSDsluCounter, 2938 mSDsCounter, 0 mSdLazyCounter, 2484 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1209 SdHoareTripleChecker+Valid, 3228 SdHoareTripleChecker+Invalid, 2581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 2484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:07,941 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1209 Valid, 3228 Invalid, 2581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 2484 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:25:07,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3786 states. [2022-03-03 18:25:07,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3786 to 2713. [2022-03-03 18:25:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2713 states, 2701 states have (on average 1.9315068493150684) internal successors, (5217), 2712 states have internal predecessors, (5217), 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) [2022-03-03 18:25:07,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2713 states to 2713 states and 5217 transitions. [2022-03-03 18:25:07,966 INFO L78 Accepts]: Start accepts. Automaton has 2713 states and 5217 transitions. Word has length 135 [2022-03-03 18:25:07,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:07,966 INFO L470 AbstractCegarLoop]: Abstraction has 2713 states and 5217 transitions. [2022-03-03 18:25:07,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:07,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2713 states and 5217 transitions. [2022-03-03 18:25:07,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:07,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:07,967 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:07,968 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2022-03-03 18:25:07,968 INFO L402 AbstractCegarLoop]: === Iteration 125 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:07,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:07,968 INFO L85 PathProgramCache]: Analyzing trace with hash 2075227017, now seen corresponding path program 35 times [2022-03-03 18:25:07,968 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:07,968 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28478469] [2022-03-03 18:25:07,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:07,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:07,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:08,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:08,213 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:08,213 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28478469] [2022-03-03 18:25:08,213 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [28478469] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:08,213 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:08,213 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:08,213 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816612086] [2022-03-03 18:25:08,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:08,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:08,214 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:08,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:08,214 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:08,214 INFO L87 Difference]: Start difference. First operand 2713 states and 5217 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:09,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:09,881 INFO L93 Difference]: Finished difference Result 3816 states and 7383 transitions. [2022-03-03 18:25:09,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:25:09,881 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:09,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:09,885 INFO L225 Difference]: With dead ends: 3816 [2022-03-03 18:25:09,886 INFO L226 Difference]: Without dead ends: 3816 [2022-03-03 18:25:09,886 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=555, Invalid=3477, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:25:09,886 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1208 mSDsluCounter, 3425 mSDsCounter, 0 mSdLazyCounter, 2991 mSolverCounterSat, 100 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 3723 SdHoareTripleChecker+Invalid, 3091 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 100 IncrementalHoareTripleChecker+Valid, 2991 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:09,886 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 3723 Invalid, 3091 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [100 Valid, 2991 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:25:09,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3816 states. [2022-03-03 18:25:09,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3816 to 2703. [2022-03-03 18:25:09,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2703 states, 2691 states have (on average 1.9312523225566705) internal successors, (5197), 2702 states have internal predecessors, (5197), 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) [2022-03-03 18:25:09,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2703 states to 2703 states and 5197 transitions. [2022-03-03 18:25:09,911 INFO L78 Accepts]: Start accepts. Automaton has 2703 states and 5197 transitions. Word has length 135 [2022-03-03 18:25:09,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:09,911 INFO L470 AbstractCegarLoop]: Abstraction has 2703 states and 5197 transitions. [2022-03-03 18:25:09,911 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:09,911 INFO L276 IsEmpty]: Start isEmpty. Operand 2703 states and 5197 transitions. [2022-03-03 18:25:09,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:09,912 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:09,912 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:09,912 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2022-03-03 18:25:09,912 INFO L402 AbstractCegarLoop]: === Iteration 126 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:09,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:09,913 INFO L85 PathProgramCache]: Analyzing trace with hash 1046142225, now seen corresponding path program 10 times [2022-03-03 18:25:09,913 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:09,913 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2003486159] [2022-03-03 18:25:09,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:09,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:10,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:10,133 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:10,133 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2003486159] [2022-03-03 18:25:10,133 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2003486159] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:10,133 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:10,133 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:10,133 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600052578] [2022-03-03 18:25:10,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:10,133 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:10,134 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:10,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:10,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:10,134 INFO L87 Difference]: Start difference. First operand 2703 states and 5197 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:12,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:12,584 INFO L93 Difference]: Finished difference Result 7157 states and 13749 transitions. [2022-03-03 18:25:12,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-03 18:25:12,585 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:12,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:12,592 INFO L225 Difference]: With dead ends: 7157 [2022-03-03 18:25:12,592 INFO L226 Difference]: Without dead ends: 7157 [2022-03-03 18:25:12,593 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1831 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=745, Invalid=5261, Unknown=0, NotChecked=0, Total=6006 [2022-03-03 18:25:12,593 INFO L933 BasicCegarLoop]: 449 mSDtfsCounter, 1752 mSDsluCounter, 4618 mSDsCounter, 0 mSdLazyCounter, 4099 mSolverCounterSat, 184 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1752 SdHoareTripleChecker+Valid, 5064 SdHoareTripleChecker+Invalid, 4283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 184 IncrementalHoareTripleChecker+Valid, 4099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:12,593 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1752 Valid, 5064 Invalid, 4283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [184 Valid, 4099 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:25:12,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7157 states. [2022-03-03 18:25:12,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7157 to 2751. [2022-03-03 18:25:12,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2751 states, 2739 states have (on average 1.9324571011318) internal successors, (5293), 2750 states have internal predecessors, (5293), 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) [2022-03-03 18:25:12,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2751 states to 2751 states and 5293 transitions. [2022-03-03 18:25:12,627 INFO L78 Accepts]: Start accepts. Automaton has 2751 states and 5293 transitions. Word has length 135 [2022-03-03 18:25:12,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:12,627 INFO L470 AbstractCegarLoop]: Abstraction has 2751 states and 5293 transitions. [2022-03-03 18:25:12,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:12,627 INFO L276 IsEmpty]: Start isEmpty. Operand 2751 states and 5293 transitions. [2022-03-03 18:25:12,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:12,628 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:12,628 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:12,628 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2022-03-03 18:25:12,629 INFO L402 AbstractCegarLoop]: === Iteration 127 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:12,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:12,629 INFO L85 PathProgramCache]: Analyzing trace with hash 217387447, now seen corresponding path program 36 times [2022-03-03 18:25:12,629 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:12,629 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423137602] [2022-03-03 18:25:12,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:12,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:12,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:12,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:12,903 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:12,903 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423137602] [2022-03-03 18:25:12,903 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423137602] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:12,903 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:12,903 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:12,904 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857111490] [2022-03-03 18:25:12,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:12,904 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:12,904 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:12,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:12,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:12,904 INFO L87 Difference]: Start difference. First operand 2751 states and 5293 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:14,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:14,742 INFO L93 Difference]: Finished difference Result 5997 states and 11575 transitions. [2022-03-03 18:25:14,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-03 18:25:14,742 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:14,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:14,748 INFO L225 Difference]: With dead ends: 5997 [2022-03-03 18:25:14,748 INFO L226 Difference]: Without dead ends: 5997 [2022-03-03 18:25:14,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1977 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=764, Invalid=5556, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:25:14,749 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 1333 mSDsluCounter, 4249 mSDsCounter, 0 mSdLazyCounter, 2884 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1333 SdHoareTripleChecker+Valid, 4653 SdHoareTripleChecker+Invalid, 2976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 2884 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:14,749 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1333 Valid, 4653 Invalid, 2976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 2884 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:25:14,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5997 states. [2022-03-03 18:25:14,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5997 to 2741. [2022-03-03 18:25:14,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2741 states, 2729 states have (on average 1.9322096005862954) internal successors, (5273), 2740 states have internal predecessors, (5273), 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) [2022-03-03 18:25:14,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 5273 transitions. [2022-03-03 18:25:14,780 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 5273 transitions. Word has length 135 [2022-03-03 18:25:14,780 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:14,780 INFO L470 AbstractCegarLoop]: Abstraction has 2741 states and 5273 transitions. [2022-03-03 18:25:14,780 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:14,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 5273 transitions. [2022-03-03 18:25:14,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:14,781 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:14,782 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:14,782 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2022-03-03 18:25:14,782 INFO L402 AbstractCegarLoop]: === Iteration 128 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:14,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:14,782 INFO L85 PathProgramCache]: Analyzing trace with hash -2009664543, now seen corresponding path program 11 times [2022-03-03 18:25:14,783 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:14,783 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673156985] [2022-03-03 18:25:14,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:14,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:14,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:15,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:15,034 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:15,034 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673156985] [2022-03-03 18:25:15,034 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673156985] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:15,034 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:15,034 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:15,034 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817702330] [2022-03-03 18:25:15,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:15,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:15,036 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:15,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:15,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:15,036 INFO L87 Difference]: Start difference. First operand 2741 states and 5273 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:17,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:17,388 INFO L93 Difference]: Finished difference Result 6316 states and 12141 transitions. [2022-03-03 18:25:17,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:25:17,389 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:17,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:17,397 INFO L225 Difference]: With dead ends: 6316 [2022-03-03 18:25:17,398 INFO L226 Difference]: Without dead ends: 6316 [2022-03-03 18:25:17,398 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1456 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=669, Invalid=4443, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:25:17,398 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 1545 mSDsluCounter, 4301 mSDsCounter, 0 mSdLazyCounter, 3816 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1545 SdHoareTripleChecker+Valid, 4734 SdHoareTripleChecker+Invalid, 3985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 3816 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:17,398 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1545 Valid, 4734 Invalid, 3985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 3816 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:25:17,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6316 states. [2022-03-03 18:25:17,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6316 to 2741. [2022-03-03 18:25:17,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2741 states, 2729 states have (on average 1.9322096005862954) internal successors, (5273), 2740 states have internal predecessors, (5273), 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) [2022-03-03 18:25:17,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2741 states to 2741 states and 5273 transitions. [2022-03-03 18:25:17,435 INFO L78 Accepts]: Start accepts. Automaton has 2741 states and 5273 transitions. Word has length 135 [2022-03-03 18:25:17,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:17,435 INFO L470 AbstractCegarLoop]: Abstraction has 2741 states and 5273 transitions. [2022-03-03 18:25:17,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:17,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2741 states and 5273 transitions. [2022-03-03 18:25:17,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:17,436 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:17,436 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:17,436 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2022-03-03 18:25:17,436 INFO L402 AbstractCegarLoop]: === Iteration 129 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:17,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:17,437 INFO L85 PathProgramCache]: Analyzing trace with hash -2021557463, now seen corresponding path program 12 times [2022-03-03 18:25:17,437 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:17,437 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400655873] [2022-03-03 18:25:17,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:17,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:17,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:17,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:17,716 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:17,716 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [400655873] [2022-03-03 18:25:17,716 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [400655873] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:17,716 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:17,716 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:17,716 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1104176861] [2022-03-03 18:25:17,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:17,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:17,717 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:17,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:17,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:17,717 INFO L87 Difference]: Start difference. First operand 2741 states and 5273 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:20,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:20,080 INFO L93 Difference]: Finished difference Result 6436 states and 12376 transitions. [2022-03-03 18:25:20,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:25:20,080 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:20,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:20,090 INFO L225 Difference]: With dead ends: 6436 [2022-03-03 18:25:20,090 INFO L226 Difference]: Without dead ends: 6436 [2022-03-03 18:25:20,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1620 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=715, Invalid=4835, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:25:20,091 INFO L933 BasicCegarLoop]: 453 mSDtfsCounter, 1768 mSDsluCounter, 4364 mSDsCounter, 0 mSdLazyCounter, 3939 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1768 SdHoareTripleChecker+Valid, 4814 SdHoareTripleChecker+Invalid, 4168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 3939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:20,091 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1768 Valid, 4814 Invalid, 4168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 3939 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:25:20,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6436 states. [2022-03-03 18:25:20,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6436 to 2739. [2022-03-03 18:25:20,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2739 states, 2727 states have (on average 1.9321598826549322) internal successors, (5269), 2738 states have internal predecessors, (5269), 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) [2022-03-03 18:25:20,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2739 states to 2739 states and 5269 transitions. [2022-03-03 18:25:20,123 INFO L78 Accepts]: Start accepts. Automaton has 2739 states and 5269 transitions. Word has length 135 [2022-03-03 18:25:20,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:20,123 INFO L470 AbstractCegarLoop]: Abstraction has 2739 states and 5269 transitions. [2022-03-03 18:25:20,123 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:20,123 INFO L276 IsEmpty]: Start isEmpty. Operand 2739 states and 5269 transitions. [2022-03-03 18:25:20,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:20,124 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:20,125 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:20,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2022-03-03 18:25:20,125 INFO L402 AbstractCegarLoop]: === Iteration 130 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:20,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:20,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1258420939, now seen corresponding path program 13 times [2022-03-03 18:25:20,125 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:20,125 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425554187] [2022-03-03 18:25:20,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:20,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:20,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:20,371 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:20,371 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425554187] [2022-03-03 18:25:20,371 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425554187] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:20,371 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:20,371 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:20,371 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1577045897] [2022-03-03 18:25:20,371 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:20,372 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:20,372 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:20,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:20,372 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:20,372 INFO L87 Difference]: Start difference. First operand 2739 states and 5269 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:22,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:22,760 INFO L93 Difference]: Finished difference Result 6516 states and 12536 transitions. [2022-03-03 18:25:22,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:25:22,761 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:22,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:22,768 INFO L225 Difference]: With dead ends: 6516 [2022-03-03 18:25:22,768 INFO L226 Difference]: Without dead ends: 6516 [2022-03-03 18:25:22,768 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1629 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=705, Invalid=4845, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:25:22,769 INFO L933 BasicCegarLoop]: 435 mSDtfsCounter, 1637 mSDsluCounter, 4511 mSDsCounter, 0 mSdLazyCounter, 4019 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1637 SdHoareTripleChecker+Valid, 4943 SdHoareTripleChecker+Invalid, 4230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 4019 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:22,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1637 Valid, 4943 Invalid, 4230 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 4019 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:25:22,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6516 states. [2022-03-03 18:25:22,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6516 to 2737. [2022-03-03 18:25:22,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2737 states, 2725 states have (on average 1.9321100917431193) internal successors, (5265), 2736 states have internal predecessors, (5265), 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) [2022-03-03 18:25:22,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2737 states to 2737 states and 5265 transitions. [2022-03-03 18:25:22,802 INFO L78 Accepts]: Start accepts. Automaton has 2737 states and 5265 transitions. Word has length 135 [2022-03-03 18:25:22,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:22,803 INFO L470 AbstractCegarLoop]: Abstraction has 2737 states and 5265 transitions. [2022-03-03 18:25:22,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:22,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2737 states and 5265 transitions. [2022-03-03 18:25:22,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:22,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:22,804 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:22,804 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2022-03-03 18:25:22,804 INFO L402 AbstractCegarLoop]: === Iteration 131 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:22,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:22,804 INFO L85 PathProgramCache]: Analyzing trace with hash -130998053, now seen corresponding path program 14 times [2022-03-03 18:25:22,804 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:22,804 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1792644964] [2022-03-03 18:25:22,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:22,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:22,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:23,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:23,028 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:23,028 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1792644964] [2022-03-03 18:25:23,028 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1792644964] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:23,028 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:23,028 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:23,028 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298016656] [2022-03-03 18:25:23,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:23,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:23,028 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:23,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:23,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:23,029 INFO L87 Difference]: Start difference. First operand 2737 states and 5265 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:25,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:25,522 INFO L93 Difference]: Finished difference Result 6405 states and 12314 transitions. [2022-03-03 18:25:25,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2022-03-03 18:25:25,522 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:25,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:25,529 INFO L225 Difference]: With dead ends: 6405 [2022-03-03 18:25:25,529 INFO L226 Difference]: Without dead ends: 6405 [2022-03-03 18:25:25,530 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1636 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=697, Invalid=4853, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:25:25,530 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 1527 mSDsluCounter, 5026 mSDsCounter, 0 mSdLazyCounter, 4503 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1527 SdHoareTripleChecker+Valid, 5454 SdHoareTripleChecker+Invalid, 4694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 4503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:25,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1527 Valid, 5454 Invalid, 4694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 4503 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:25:25,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6405 states. [2022-03-03 18:25:25,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6405 to 2699. [2022-03-03 18:25:25,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2699 states, 2687 states have (on average 1.9311499813918869) internal successors, (5189), 2698 states have internal predecessors, (5189), 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) [2022-03-03 18:25:25,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2699 states to 2699 states and 5189 transitions. [2022-03-03 18:25:25,561 INFO L78 Accepts]: Start accepts. Automaton has 2699 states and 5189 transitions. Word has length 135 [2022-03-03 18:25:25,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:25,561 INFO L470 AbstractCegarLoop]: Abstraction has 2699 states and 5189 transitions. [2022-03-03 18:25:25,561 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:25,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2699 states and 5189 transitions. [2022-03-03 18:25:25,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:25,562 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:25,562 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:25,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2022-03-03 18:25:25,563 INFO L402 AbstractCegarLoop]: === Iteration 132 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:25,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:25,563 INFO L85 PathProgramCache]: Analyzing trace with hash 1540590545, now seen corresponding path program 15 times [2022-03-03 18:25:25,563 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:25,563 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [206097373] [2022-03-03 18:25:25,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:25,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:25,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:25,782 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:25,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [206097373] [2022-03-03 18:25:25,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [206097373] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:25,783 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:25,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:25,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [878168719] [2022-03-03 18:25:25,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:25,783 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:25,783 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:25,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:25,783 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:25,783 INFO L87 Difference]: Start difference. First operand 2699 states and 5189 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:28,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:28,094 INFO L93 Difference]: Finished difference Result 6795 states and 13022 transitions. [2022-03-03 18:25:28,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:25:28,094 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:28,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:28,102 INFO L225 Difference]: With dead ends: 6795 [2022-03-03 18:25:28,102 INFO L226 Difference]: Without dead ends: 6775 [2022-03-03 18:25:28,102 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2015 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=848, Invalid=5632, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:25:28,102 INFO L933 BasicCegarLoop]: 420 mSDtfsCounter, 2021 mSDsluCounter, 3882 mSDsCounter, 0 mSdLazyCounter, 3486 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2021 SdHoareTripleChecker+Valid, 4299 SdHoareTripleChecker+Invalid, 3755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 3486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:28,103 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2021 Valid, 4299 Invalid, 3755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 3486 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:25:28,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6775 states. [2022-03-03 18:25:28,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6775 to 2963. [2022-03-03 18:25:28,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2963 states, 2951 states have (on average 1.9400203320908167) internal successors, (5725), 2962 states have internal predecessors, (5725), 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) [2022-03-03 18:25:28,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2963 states to 2963 states and 5725 transitions. [2022-03-03 18:25:28,138 INFO L78 Accepts]: Start accepts. Automaton has 2963 states and 5725 transitions. Word has length 135 [2022-03-03 18:25:28,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:28,138 INFO L470 AbstractCegarLoop]: Abstraction has 2963 states and 5725 transitions. [2022-03-03 18:25:28,138 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:28,138 INFO L276 IsEmpty]: Start isEmpty. Operand 2963 states and 5725 transitions. [2022-03-03 18:25:28,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:28,139 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:28,139 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:28,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable131 [2022-03-03 18:25:28,139 INFO L402 AbstractCegarLoop]: === Iteration 133 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:28,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:28,140 INFO L85 PathProgramCache]: Analyzing trace with hash 711835767, now seen corresponding path program 37 times [2022-03-03 18:25:28,140 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:28,140 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110608229] [2022-03-03 18:25:28,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:28,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:28,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:28,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:28,379 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:28,379 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110608229] [2022-03-03 18:25:28,379 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110608229] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:28,379 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:28,379 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:28,379 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1293951791] [2022-03-03 18:25:28,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:28,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:28,379 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:28,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:28,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:28,380 INFO L87 Difference]: Start difference. First operand 2963 states and 5725 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:30,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:30,189 INFO L93 Difference]: Finished difference Result 5589 states and 10765 transitions. [2022-03-03 18:25:30,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-03 18:25:30,189 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:30,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:30,196 INFO L225 Difference]: With dead ends: 5589 [2022-03-03 18:25:30,196 INFO L226 Difference]: Without dead ends: 5589 [2022-03-03 18:25:30,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1873 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=752, Invalid=5254, Unknown=0, NotChecked=0, Total=6006 [2022-03-03 18:25:30,197 INFO L933 BasicCegarLoop]: 368 mSDtfsCounter, 1452 mSDsluCounter, 4107 mSDsCounter, 0 mSdLazyCounter, 2969 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1452 SdHoareTripleChecker+Valid, 4473 SdHoareTripleChecker+Invalid, 3060 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 2969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:30,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1452 Valid, 4473 Invalid, 3060 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 2969 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:25:30,202 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5589 states. [2022-03-03 18:25:30,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5589 to 2981. [2022-03-03 18:25:30,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2981 states, 2969 states have (on average 1.9403839676658807) internal successors, (5761), 2980 states have internal predecessors, (5761), 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) [2022-03-03 18:25:30,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 5761 transitions. [2022-03-03 18:25:30,233 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 5761 transitions. Word has length 135 [2022-03-03 18:25:30,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:30,233 INFO L470 AbstractCegarLoop]: Abstraction has 2981 states and 5761 transitions. [2022-03-03 18:25:30,233 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:30,233 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 5761 transitions. [2022-03-03 18:25:30,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:30,234 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:30,235 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:30,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable132 [2022-03-03 18:25:30,235 INFO L402 AbstractCegarLoop]: === Iteration 134 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:30,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:30,235 INFO L85 PathProgramCache]: Analyzing trace with hash -1515216223, now seen corresponding path program 16 times [2022-03-03 18:25:30,235 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:30,235 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425620922] [2022-03-03 18:25:30,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:30,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:30,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:30,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:30,505 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:30,505 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425620922] [2022-03-03 18:25:30,505 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [425620922] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:30,505 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:30,505 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:30,505 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262663998] [2022-03-03 18:25:30,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:30,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:30,506 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:30,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:30,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:30,506 INFO L87 Difference]: Start difference. First operand 2981 states and 5761 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:33,239 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:33,239 INFO L93 Difference]: Finished difference Result 7356 states and 14088 transitions. [2022-03-03 18:25:33,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:25:33,239 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:33,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:33,247 INFO L225 Difference]: With dead ends: 7356 [2022-03-03 18:25:33,247 INFO L226 Difference]: Without dead ends: 7356 [2022-03-03 18:25:33,248 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2008 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=873, Invalid=5607, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:25:33,248 INFO L933 BasicCegarLoop]: 436 mSDtfsCounter, 1596 mSDsluCounter, 4971 mSDsCounter, 0 mSdLazyCounter, 4399 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1596 SdHoareTripleChecker+Valid, 5404 SdHoareTripleChecker+Invalid, 4577 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 4399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:33,248 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1596 Valid, 5404 Invalid, 4577 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 4399 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:25:33,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7356 states. [2022-03-03 18:25:33,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7356 to 2987. [2022-03-03 18:25:33,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2987 states, 2975 states have (on average 1.9405042016806722) internal successors, (5773), 2986 states have internal predecessors, (5773), 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) [2022-03-03 18:25:33,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2987 states to 2987 states and 5773 transitions. [2022-03-03 18:25:33,281 INFO L78 Accepts]: Start accepts. Automaton has 2987 states and 5773 transitions. Word has length 135 [2022-03-03 18:25:33,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:33,281 INFO L470 AbstractCegarLoop]: Abstraction has 2987 states and 5773 transitions. [2022-03-03 18:25:33,282 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:33,282 INFO L276 IsEmpty]: Start isEmpty. Operand 2987 states and 5773 transitions. [2022-03-03 18:25:33,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:33,283 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:33,283 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:33,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable133 [2022-03-03 18:25:33,283 INFO L402 AbstractCegarLoop]: === Iteration 135 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:33,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:33,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1527109143, now seen corresponding path program 17 times [2022-03-03 18:25:33,283 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:33,283 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392517706] [2022-03-03 18:25:33,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:33,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:33,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:33,505 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:33,505 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392517706] [2022-03-03 18:25:33,505 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392517706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:33,506 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:33,506 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:33,506 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2082165280] [2022-03-03 18:25:33,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:33,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:33,506 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:33,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:33,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:33,506 INFO L87 Difference]: Start difference. First operand 2987 states and 5773 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:36,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:36,380 INFO L93 Difference]: Finished difference Result 7476 states and 14323 transitions. [2022-03-03 18:25:36,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:25:36,381 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:36,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:36,389 INFO L225 Difference]: With dead ends: 7476 [2022-03-03 18:25:36,389 INFO L226 Difference]: Without dead ends: 7476 [2022-03-03 18:25:36,390 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2130 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=909, Invalid=5897, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:25:36,390 INFO L933 BasicCegarLoop]: 452 mSDtfsCounter, 1624 mSDsluCounter, 5183 mSDsCounter, 0 mSdLazyCounter, 4890 mSolverCounterSat, 200 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1624 SdHoareTripleChecker+Valid, 5632 SdHoareTripleChecker+Invalid, 5090 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 4890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:36,390 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1624 Valid, 5632 Invalid, 5090 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 4890 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:25:36,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7476 states. [2022-03-03 18:25:36,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7476 to 2985. [2022-03-03 18:25:36,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2985 states, 2973 states have (on average 1.9404641775983855) internal successors, (5769), 2984 states have internal predecessors, (5769), 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) [2022-03-03 18:25:36,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2985 states to 2985 states and 5769 transitions. [2022-03-03 18:25:36,430 INFO L78 Accepts]: Start accepts. Automaton has 2985 states and 5769 transitions. Word has length 135 [2022-03-03 18:25:36,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:36,430 INFO L470 AbstractCegarLoop]: Abstraction has 2985 states and 5769 transitions. [2022-03-03 18:25:36,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:36,430 INFO L276 IsEmpty]: Start isEmpty. Operand 2985 states and 5769 transitions. [2022-03-03 18:25:36,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:36,431 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:36,431 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:36,431 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable134 [2022-03-03 18:25:36,432 INFO L402 AbstractCegarLoop]: === Iteration 136 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:36,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:36,432 INFO L85 PathProgramCache]: Analyzing trace with hash -763972619, now seen corresponding path program 18 times [2022-03-03 18:25:36,432 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:36,432 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327908153] [2022-03-03 18:25:36,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:36,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:36,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:36,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:36,675 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:36,676 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327908153] [2022-03-03 18:25:36,676 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327908153] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:36,676 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:36,676 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:36,676 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494710114] [2022-03-03 18:25:36,676 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:36,676 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:36,676 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:36,676 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:36,676 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:36,676 INFO L87 Difference]: Start difference. First operand 2985 states and 5769 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:39,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:39,210 INFO L93 Difference]: Finished difference Result 7556 states and 14483 transitions. [2022-03-03 18:25:39,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:25:39,210 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:39,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:39,221 INFO L225 Difference]: With dead ends: 7556 [2022-03-03 18:25:39,222 INFO L226 Difference]: Without dead ends: 7556 [2022-03-03 18:25:39,223 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2137 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=899, Invalid=5907, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:25:39,223 INFO L933 BasicCegarLoop]: 435 mSDtfsCounter, 1792 mSDsluCounter, 4457 mSDsCounter, 0 mSdLazyCounter, 4036 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1792 SdHoareTripleChecker+Valid, 4889 SdHoareTripleChecker+Invalid, 4262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 4036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:39,223 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1792 Valid, 4889 Invalid, 4262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 4036 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:25:39,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7556 states. [2022-03-03 18:25:39,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7556 to 2983. [2022-03-03 18:25:39,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2983 states, 2971 states have (on average 1.9404240996297544) internal successors, (5765), 2982 states have internal predecessors, (5765), 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) [2022-03-03 18:25:39,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2983 states to 2983 states and 5765 transitions. [2022-03-03 18:25:39,265 INFO L78 Accepts]: Start accepts. Automaton has 2983 states and 5765 transitions. Word has length 135 [2022-03-03 18:25:39,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:39,265 INFO L470 AbstractCegarLoop]: Abstraction has 2983 states and 5765 transitions. [2022-03-03 18:25:39,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:39,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2983 states and 5765 transitions. [2022-03-03 18:25:39,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:39,266 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:39,266 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:39,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable135 [2022-03-03 18:25:39,266 INFO L402 AbstractCegarLoop]: === Iteration 137 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:39,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:39,267 INFO L85 PathProgramCache]: Analyzing trace with hash 363450267, now seen corresponding path program 19 times [2022-03-03 18:25:39,267 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:39,267 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1323987788] [2022-03-03 18:25:39,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:39,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:39,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:39,522 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:39,522 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1323987788] [2022-03-03 18:25:39,522 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1323987788] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:39,522 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:39,522 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:39,522 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663112555] [2022-03-03 18:25:39,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:39,523 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:39,523 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:39,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:39,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:39,523 INFO L87 Difference]: Start difference. First operand 2983 states and 5765 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:41,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:41,913 INFO L93 Difference]: Finished difference Result 7620 states and 14611 transitions. [2022-03-03 18:25:41,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2022-03-03 18:25:41,914 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:41,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:41,923 INFO L225 Difference]: With dead ends: 7620 [2022-03-03 18:25:41,923 INFO L226 Difference]: Without dead ends: 7620 [2022-03-03 18:25:41,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2144 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=891, Invalid=5915, Unknown=0, NotChecked=0, Total=6806 [2022-03-03 18:25:41,925 INFO L933 BasicCegarLoop]: 431 mSDtfsCounter, 1901 mSDsluCounter, 4192 mSDsCounter, 0 mSdLazyCounter, 3700 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1901 SdHoareTripleChecker+Valid, 4620 SdHoareTripleChecker+Invalid, 3985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 3700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:41,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1901 Valid, 4620 Invalid, 3985 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 3700 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:25:41,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7620 states. [2022-03-03 18:25:41,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7620 to 2981. [2022-03-03 18:25:41,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2981 states, 2969 states have (on average 1.9403839676658807) internal successors, (5761), 2980 states have internal predecessors, (5761), 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) [2022-03-03 18:25:41,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2981 states to 2981 states and 5761 transitions. [2022-03-03 18:25:41,988 INFO L78 Accepts]: Start accepts. Automaton has 2981 states and 5761 transitions. Word has length 135 [2022-03-03 18:25:41,988 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:41,988 INFO L470 AbstractCegarLoop]: Abstraction has 2981 states and 5761 transitions. [2022-03-03 18:25:41,988 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:41,988 INFO L276 IsEmpty]: Start isEmpty. Operand 2981 states and 5761 transitions. [2022-03-03 18:25:41,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:41,989 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:41,989 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:41,990 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable136 [2022-03-03 18:25:41,990 INFO L402 AbstractCegarLoop]: === Iteration 138 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:41,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:41,990 INFO L85 PathProgramCache]: Analyzing trace with hash -2011296415, now seen corresponding path program 20 times [2022-03-03 18:25:41,990 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:41,990 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096010809] [2022-03-03 18:25:41,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:41,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:42,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:42,267 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:42,267 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096010809] [2022-03-03 18:25:42,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096010809] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:42,267 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:42,267 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:42,267 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398316444] [2022-03-03 18:25:42,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:42,267 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:42,267 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:42,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:42,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:42,268 INFO L87 Difference]: Start difference. First operand 2981 states and 5761 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:44,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:44,682 INFO L93 Difference]: Finished difference Result 6172 states and 11858 transitions. [2022-03-03 18:25:44,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:25:44,682 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:44,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:44,688 INFO L225 Difference]: With dead ends: 6172 [2022-03-03 18:25:44,688 INFO L226 Difference]: Without dead ends: 6152 [2022-03-03 18:25:44,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1651 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=839, Invalid=4861, Unknown=0, NotChecked=0, Total=5700 [2022-03-03 18:25:44,691 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1613 mSDsluCounter, 4139 mSDsCounter, 0 mSdLazyCounter, 3760 mSolverCounterSat, 240 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1613 SdHoareTripleChecker+Valid, 4553 SdHoareTripleChecker+Invalid, 4000 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 240 IncrementalHoareTripleChecker+Valid, 3760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:44,692 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1613 Valid, 4553 Invalid, 4000 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [240 Valid, 3760 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:25:44,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6152 states. [2022-03-03 18:25:44,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6152 to 3286. [2022-03-03 18:25:44,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 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) [2022-03-03 18:25:44,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-03 18:25:44,726 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-03 18:25:44,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:44,726 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-03 18:25:44,726 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:44,727 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-03 18:25:44,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:44,728 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:44,728 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:44,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable137 [2022-03-03 18:25:44,728 INFO L402 AbstractCegarLoop]: === Iteration 139 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:44,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:44,728 INFO L85 PathProgramCache]: Analyzing trace with hash -2044895643, now seen corresponding path program 21 times [2022-03-03 18:25:44,728 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:44,728 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724613916] [2022-03-03 18:25:44,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:44,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:44,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:44,963 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:44,963 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724613916] [2022-03-03 18:25:44,963 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724613916] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:44,963 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:44,963 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:44,963 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533676343] [2022-03-03 18:25:44,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:44,964 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:44,964 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:44,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:44,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:44,964 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:47,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:47,688 INFO L93 Difference]: Finished difference Result 5991 states and 11493 transitions. [2022-03-03 18:25:47,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:25:47,688 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:47,689 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:47,694 INFO L225 Difference]: With dead ends: 5991 [2022-03-03 18:25:47,694 INFO L226 Difference]: Without dead ends: 5991 [2022-03-03 18:25:47,694 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1951 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=933, Invalid=5547, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:25:47,695 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1569 mSDsluCounter, 4243 mSDsCounter, 0 mSdLazyCounter, 4038 mSolverCounterSat, 243 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1569 SdHoareTripleChecker+Valid, 4644 SdHoareTripleChecker+Invalid, 4281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 243 IncrementalHoareTripleChecker+Valid, 4038 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:47,695 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1569 Valid, 4644 Invalid, 4281 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [243 Valid, 4038 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:25:47,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5991 states. [2022-03-03 18:25:47,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5991 to 3288. [2022-03-03 18:25:47,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3288 states, 3276 states have (on average 1.9542124542124542) internal successors, (6402), 3287 states have internal predecessors, (6402), 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) [2022-03-03 18:25:47,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 3288 states and 6402 transitions. [2022-03-03 18:25:47,731 INFO L78 Accepts]: Start accepts. Automaton has 3288 states and 6402 transitions. Word has length 135 [2022-03-03 18:25:47,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:47,731 INFO L470 AbstractCegarLoop]: Abstraction has 3288 states and 6402 transitions. [2022-03-03 18:25:47,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:47,731 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 6402 transitions. [2022-03-03 18:25:47,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:47,733 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:47,733 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:47,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable138 [2022-03-03 18:25:47,733 INFO L402 AbstractCegarLoop]: === Iteration 140 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:47,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:47,733 INFO L85 PathProgramCache]: Analyzing trace with hash 1014191559, now seen corresponding path program 22 times [2022-03-03 18:25:47,733 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:47,733 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1285341261] [2022-03-03 18:25:47,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:47,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:47,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:47,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:47,989 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:47,989 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1285341261] [2022-03-03 18:25:47,989 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1285341261] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:47,989 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:47,989 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:47,989 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051943322] [2022-03-03 18:25:47,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:47,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:47,990 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:47,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:47,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:47,990 INFO L87 Difference]: Start difference. First operand 3288 states and 6402 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:50,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:50,771 INFO L93 Difference]: Finished difference Result 6030 states and 11570 transitions. [2022-03-03 18:25:50,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-03 18:25:50,772 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:50,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:50,779 INFO L225 Difference]: With dead ends: 6030 [2022-03-03 18:25:50,779 INFO L226 Difference]: Without dead ends: 6030 [2022-03-03 18:25:50,780 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1889 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=910, Invalid=5410, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:25:50,780 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 1512 mSDsluCounter, 4629 mSDsCounter, 0 mSdLazyCounter, 4516 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1512 SdHoareTripleChecker+Valid, 5044 SdHoareTripleChecker+Invalid, 4740 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 4516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:50,780 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1512 Valid, 5044 Invalid, 4740 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 4516 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:25:50,785 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6030 states. [2022-03-03 18:25:50,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6030 to 3286. [2022-03-03 18:25:50,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 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) [2022-03-03 18:25:50,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-03 18:25:50,817 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-03 18:25:50,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:50,818 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-03 18:25:50,818 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:50,818 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-03 18:25:50,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:50,819 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:50,819 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:50,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable139 [2022-03-03 18:25:50,819 INFO L402 AbstractCegarLoop]: === Iteration 141 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:50,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:50,819 INFO L85 PathProgramCache]: Analyzing trace with hash -2037018315, now seen corresponding path program 23 times [2022-03-03 18:25:50,819 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:50,819 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924775361] [2022-03-03 18:25:50,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:50,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:51,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:51,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:51,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924775361] [2022-03-03 18:25:51,160 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924775361] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:51,161 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:51,161 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:51,161 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824661417] [2022-03-03 18:25:51,161 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:51,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:51,161 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:51,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:51,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:51,162 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:53,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:53,419 INFO L93 Difference]: Finished difference Result 5972 states and 11455 transitions. [2022-03-03 18:25:53,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2022-03-03 18:25:53,419 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:53,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:53,425 INFO L225 Difference]: With dead ends: 5972 [2022-03-03 18:25:53,426 INFO L226 Difference]: Without dead ends: 5972 [2022-03-03 18:25:53,426 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1902 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=890, Invalid=5430, Unknown=0, NotChecked=0, Total=6320 [2022-03-03 18:25:53,426 INFO L933 BasicCegarLoop]: 364 mSDtfsCounter, 1743 mSDsluCounter, 3592 mSDsCounter, 0 mSdLazyCounter, 3210 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1743 SdHoareTripleChecker+Valid, 3953 SdHoareTripleChecker+Invalid, 3495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 3210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:53,426 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1743 Valid, 3953 Invalid, 3495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 3210 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:25:53,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5972 states. [2022-03-03 18:25:53,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5972 to 3290. [2022-03-03 18:25:53,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3290 states, 3278 states have (on average 1.9542403904820012) internal successors, (6406), 3289 states have internal predecessors, (6406), 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) [2022-03-03 18:25:53,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3290 states to 3290 states and 6406 transitions. [2022-03-03 18:25:53,462 INFO L78 Accepts]: Start accepts. Automaton has 3290 states and 6406 transitions. Word has length 135 [2022-03-03 18:25:53,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:53,462 INFO L470 AbstractCegarLoop]: Abstraction has 3290 states and 6406 transitions. [2022-03-03 18:25:53,463 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:53,463 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 6406 transitions. [2022-03-03 18:25:53,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:53,464 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:53,464 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:53,464 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140 [2022-03-03 18:25:53,464 INFO L402 AbstractCegarLoop]: === Iteration 142 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:53,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:53,464 INFO L85 PathProgramCache]: Analyzing trace with hash 1022068887, now seen corresponding path program 24 times [2022-03-03 18:25:53,464 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:53,464 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663016314] [2022-03-03 18:25:53,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:53,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:53,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:53,692 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:53,692 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663016314] [2022-03-03 18:25:53,692 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663016314] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:53,692 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:53,692 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:53,692 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760887766] [2022-03-03 18:25:53,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:53,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:53,693 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:53,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:53,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:53,693 INFO L87 Difference]: Start difference. First operand 3290 states and 6406 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:56,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:56,147 INFO L93 Difference]: Finished difference Result 6092 states and 11690 transitions. [2022-03-03 18:25:56,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2022-03-03 18:25:56,147 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:56,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:56,154 INFO L225 Difference]: With dead ends: 6092 [2022-03-03 18:25:56,154 INFO L226 Difference]: Without dead ends: 6092 [2022-03-03 18:25:56,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2022 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=926, Invalid=5716, Unknown=0, NotChecked=0, Total=6642 [2022-03-03 18:25:56,155 INFO L933 BasicCegarLoop]: 378 mSDtfsCounter, 1712 mSDsluCounter, 3948 mSDsCounter, 0 mSdLazyCounter, 3736 mSolverCounterSat, 265 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1712 SdHoareTripleChecker+Valid, 4323 SdHoareTripleChecker+Invalid, 4001 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 265 IncrementalHoareTripleChecker+Valid, 3736 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:56,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1712 Valid, 4323 Invalid, 4001 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [265 Valid, 3736 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:25:56,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6092 states. [2022-03-03 18:25:56,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6092 to 3288. [2022-03-03 18:25:56,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3288 states, 3276 states have (on average 1.9542124542124542) internal successors, (6402), 3287 states have internal predecessors, (6402), 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) [2022-03-03 18:25:56,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3288 states to 3288 states and 6402 transitions. [2022-03-03 18:25:56,194 INFO L78 Accepts]: Start accepts. Automaton has 3288 states and 6402 transitions. Word has length 135 [2022-03-03 18:25:56,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:56,195 INFO L470 AbstractCegarLoop]: Abstraction has 3288 states and 6402 transitions. [2022-03-03 18:25:56,195 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:56,195 INFO L276 IsEmpty]: Start isEmpty. Operand 3288 states and 6402 transitions. [2022-03-03 18:25:56,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:56,196 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:56,196 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:56,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141 [2022-03-03 18:25:56,196 INFO L402 AbstractCegarLoop]: === Iteration 143 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:56,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:56,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1072068619, now seen corresponding path program 25 times [2022-03-03 18:25:56,196 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:56,197 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113097257] [2022-03-03 18:25:56,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:56,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:56,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:56,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:56,443 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:56,443 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113097257] [2022-03-03 18:25:56,443 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113097257] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:56,443 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:56,443 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:56,443 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762561825] [2022-03-03 18:25:56,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:56,443 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:56,443 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:56,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:56,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:56,444 INFO L87 Difference]: Start difference. First operand 3288 states and 6402 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:58,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:25:58,903 INFO L93 Difference]: Finished difference Result 6112 states and 11734 transitions. [2022-03-03 18:25:58,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-03 18:25:58,904 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:25:58,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:25:58,911 INFO L225 Difference]: With dead ends: 6112 [2022-03-03 18:25:58,911 INFO L226 Difference]: Without dead ends: 6112 [2022-03-03 18:25:58,911 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1843 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=861, Invalid=5301, Unknown=0, NotChecked=0, Total=6162 [2022-03-03 18:25:58,912 INFO L933 BasicCegarLoop]: 393 mSDtfsCounter, 1635 mSDsluCounter, 4124 mSDsCounter, 0 mSdLazyCounter, 3897 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1635 SdHoareTripleChecker+Valid, 4514 SdHoareTripleChecker+Invalid, 4151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 3897 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:25:58,912 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1635 Valid, 4514 Invalid, 4151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [254 Valid, 3897 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:25:58,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6112 states. [2022-03-03 18:25:58,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6112 to 3286. [2022-03-03 18:25:58,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 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) [2022-03-03 18:25:58,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-03 18:25:58,950 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-03 18:25:58,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:25:58,950 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-03 18:25:58,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:25:58,950 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-03 18:25:58,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:25:58,951 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:25:58,951 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:25:58,951 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2022-03-03 18:25:58,951 INFO L402 AbstractCegarLoop]: === Iteration 144 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:25:58,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:25:58,952 INFO L85 PathProgramCache]: Analyzing trace with hash -2009475049, now seen corresponding path program 26 times [2022-03-03 18:25:58,952 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:25:58,952 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371141225] [2022-03-03 18:25:58,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:25:58,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:25:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:25:59,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:25:59,190 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:25:59,190 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371141225] [2022-03-03 18:25:59,190 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371141225] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:25:59,190 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:25:59,190 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:25:59,190 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785644689] [2022-03-03 18:25:59,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:25:59,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:25:59,190 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:25:59,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:25:59,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:25:59,191 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:01,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:01,200 INFO L93 Difference]: Finished difference Result 5960 states and 11431 transitions. [2022-03-03 18:26:01,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2022-03-03 18:26:01,200 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:01,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:01,208 INFO L225 Difference]: With dead ends: 5960 [2022-03-03 18:26:01,208 INFO L226 Difference]: Without dead ends: 5960 [2022-03-03 18:26:01,209 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1855 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=853, Invalid=5309, Unknown=0, NotChecked=0, Total=6162 [2022-03-03 18:26:01,209 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1693 mSDsluCounter, 3140 mSDsCounter, 0 mSdLazyCounter, 2636 mSolverCounterSat, 314 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1693 SdHoareTripleChecker+Valid, 3480 SdHoareTripleChecker+Invalid, 2950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 314 IncrementalHoareTripleChecker+Valid, 2636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:01,209 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1693 Valid, 3480 Invalid, 2950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [314 Valid, 2636 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:01,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5960 states. [2022-03-03 18:26:01,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5960 to 3286. [2022-03-03 18:26:01,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3286 states, 3274 states have (on average 1.954184483811851) internal successors, (6398), 3285 states have internal predecessors, (6398), 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) [2022-03-03 18:26:01,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3286 states to 3286 states and 6398 transitions. [2022-03-03 18:26:01,255 INFO L78 Accepts]: Start accepts. Automaton has 3286 states and 6398 transitions. Word has length 135 [2022-03-03 18:26:01,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:01,256 INFO L470 AbstractCegarLoop]: Abstraction has 3286 states and 6398 transitions. [2022-03-03 18:26:01,256 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:01,256 INFO L276 IsEmpty]: Start isEmpty. Operand 3286 states and 6398 transitions. [2022-03-03 18:26:01,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:01,257 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:01,257 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:01,257 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable143 [2022-03-03 18:26:01,257 INFO L402 AbstractCegarLoop]: === Iteration 145 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:01,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:01,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1049612153, now seen corresponding path program 27 times [2022-03-03 18:26:01,258 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:01,258 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273851387] [2022-03-03 18:26:01,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:01,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:01,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:01,496 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:01,496 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273851387] [2022-03-03 18:26:01,496 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273851387] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:01,496 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:01,497 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:01,497 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [542691924] [2022-03-03 18:26:01,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:01,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:01,497 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:01,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:01,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:01,497 INFO L87 Difference]: Start difference. First operand 3286 states and 6398 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:03,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:03,844 INFO L93 Difference]: Finished difference Result 6080 states and 11666 transitions. [2022-03-03 18:26:03,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:26:03,844 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:03,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:03,851 INFO L225 Difference]: With dead ends: 6080 [2022-03-03 18:26:03,851 INFO L226 Difference]: Without dead ends: 6080 [2022-03-03 18:26:03,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1974 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=888, Invalid=5592, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:26:03,852 INFO L933 BasicCegarLoop]: 357 mSDtfsCounter, 1765 mSDsluCounter, 3655 mSDsCounter, 0 mSdLazyCounter, 3172 mSolverCounterSat, 324 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1765 SdHoareTripleChecker+Valid, 4009 SdHoareTripleChecker+Invalid, 3496 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 324 IncrementalHoareTripleChecker+Valid, 3172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:03,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1765 Valid, 4009 Invalid, 3496 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [324 Valid, 3172 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:26:03,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6080 states. [2022-03-03 18:26:03,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6080 to 3284. [2022-03-03 18:26:03,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3284 states, 3272 states have (on average 1.9541564792176038) internal successors, (6394), 3283 states have internal predecessors, (6394), 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) [2022-03-03 18:26:03,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3284 states to 3284 states and 6394 transitions. [2022-03-03 18:26:03,890 INFO L78 Accepts]: Start accepts. Automaton has 3284 states and 6394 transitions. Word has length 135 [2022-03-03 18:26:03,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:03,890 INFO L470 AbstractCegarLoop]: Abstraction has 3284 states and 6394 transitions. [2022-03-03 18:26:03,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:03,890 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 6394 transitions. [2022-03-03 18:26:03,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:03,891 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:03,891 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:03,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144 [2022-03-03 18:26:03,891 INFO L402 AbstractCegarLoop]: === Iteration 146 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:03,892 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:03,892 INFO L85 PathProgramCache]: Analyzing trace with hash -1044525353, now seen corresponding path program 28 times [2022-03-03 18:26:03,892 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:03,892 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221027375] [2022-03-03 18:26:03,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:03,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:03,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:04,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:04,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:04,121 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221027375] [2022-03-03 18:26:04,122 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221027375] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:04,122 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:04,122 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:04,122 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1688626445] [2022-03-03 18:26:04,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:04,122 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:04,122 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:04,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:04,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:04,122 INFO L87 Difference]: Start difference. First operand 3284 states and 6394 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:06,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:06,398 INFO L93 Difference]: Finished difference Result 6160 states and 11826 transitions. [2022-03-03 18:26:06,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:26:06,398 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:06,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:06,405 INFO L225 Difference]: With dead ends: 6160 [2022-03-03 18:26:06,405 INFO L226 Difference]: Without dead ends: 6160 [2022-03-03 18:26:06,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1982 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=879, Invalid=5601, Unknown=0, NotChecked=0, Total=6480 [2022-03-03 18:26:06,406 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1654 mSDsluCounter, 3675 mSDsCounter, 0 mSdLazyCounter, 3326 mSolverCounterSat, 320 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1654 SdHoareTripleChecker+Valid, 4044 SdHoareTripleChecker+Invalid, 3646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 320 IncrementalHoareTripleChecker+Valid, 3326 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:06,406 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1654 Valid, 4044 Invalid, 3646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [320 Valid, 3326 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:26:06,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6160 states. [2022-03-03 18:26:06,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6160 to 3282. [2022-03-03 18:26:06,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3282 states, 3270 states have (on average 1.9541284403669725) internal successors, (6390), 3281 states have internal predecessors, (6390), 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) [2022-03-03 18:26:06,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 6390 transitions. [2022-03-03 18:26:06,445 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 6390 transitions. Word has length 135 [2022-03-03 18:26:06,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:06,446 INFO L470 AbstractCegarLoop]: Abstraction has 3282 states and 6390 transitions. [2022-03-03 18:26:06,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 6390 transitions. [2022-03-03 18:26:06,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:06,447 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:06,447 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:06,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable145 [2022-03-03 18:26:06,447 INFO L402 AbstractCegarLoop]: === Iteration 147 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:06,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:06,448 INFO L85 PathProgramCache]: Analyzing trace with hash -937672327, now seen corresponding path program 29 times [2022-03-03 18:26:06,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:06,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495329047] [2022-03-03 18:26:06,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:06,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:06,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:06,700 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:06,700 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495329047] [2022-03-03 18:26:06,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495329047] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:06,700 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:06,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:06,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33521768] [2022-03-03 18:26:06,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:06,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:06,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:06,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:06,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:06,701 INFO L87 Difference]: Start difference. First operand 3282 states and 6390 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:08,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:08,939 INFO L93 Difference]: Finished difference Result 5995 states and 11500 transitions. [2022-03-03 18:26:08,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2022-03-03 18:26:08,939 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:08,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:08,946 INFO L225 Difference]: With dead ends: 5995 [2022-03-03 18:26:08,946 INFO L226 Difference]: Without dead ends: 5995 [2022-03-03 18:26:08,947 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1800 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=818, Invalid=5188, Unknown=0, NotChecked=0, Total=6006 [2022-03-03 18:26:08,948 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1742 mSDsluCounter, 3734 mSDsCounter, 0 mSdLazyCounter, 3491 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1742 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 3792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 3491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:08,948 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1742 Valid, 4117 Invalid, 3792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 3491 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:26:08,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5995 states. [2022-03-03 18:26:08,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5995 to 3256. [2022-03-03 18:26:08,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3256 states, 3244 states have (on average 1.9537607891491986) internal successors, (6338), 3255 states have internal predecessors, (6338), 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) [2022-03-03 18:26:08,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3256 states to 3256 states and 6338 transitions. [2022-03-03 18:26:08,986 INFO L78 Accepts]: Start accepts. Automaton has 3256 states and 6338 transitions. Word has length 135 [2022-03-03 18:26:08,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:08,986 INFO L470 AbstractCegarLoop]: Abstraction has 3256 states and 6338 transitions. [2022-03-03 18:26:08,986 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:08,986 INFO L276 IsEmpty]: Start isEmpty. Operand 3256 states and 6338 transitions. [2022-03-03 18:26:08,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:08,987 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:08,988 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:08,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable146 [2022-03-03 18:26:08,988 INFO L402 AbstractCegarLoop]: === Iteration 148 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:08,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:08,988 INFO L85 PathProgramCache]: Analyzing trace with hash 881817713, now seen corresponding path program 38 times [2022-03-03 18:26:08,988 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:08,988 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1498504980] [2022-03-03 18:26:08,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:08,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:09,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:09,308 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:09,308 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1498504980] [2022-03-03 18:26:09,308 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1498504980] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:09,308 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:09,308 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:26:09,309 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215690525] [2022-03-03 18:26:09,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:09,309 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:26:09,309 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:09,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:26:09,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:26:09,309 INFO L87 Difference]: Start difference. First operand 3256 states and 6338 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:26:11,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:11,246 INFO L93 Difference]: Finished difference Result 4522 states and 8761 transitions. [2022-03-03 18:26:11,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:26:11,247 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:11,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:11,252 INFO L225 Difference]: With dead ends: 4522 [2022-03-03 18:26:11,252 INFO L226 Difference]: Without dead ends: 4522 [2022-03-03 18:26:11,252 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1255 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=733, Invalid=3823, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:26:11,253 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1206 mSDsluCounter, 3308 mSDsCounter, 0 mSdLazyCounter, 2640 mSolverCounterSat, 108 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1206 SdHoareTripleChecker+Valid, 3585 SdHoareTripleChecker+Invalid, 2748 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 108 IncrementalHoareTripleChecker+Valid, 2640 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:11,253 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1206 Valid, 3585 Invalid, 2748 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [108 Valid, 2640 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:11,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4522 states. [2022-03-03 18:26:11,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4522 to 3250. [2022-03-03 18:26:11,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3250 states, 3238 states have (on average 1.9536751080914145) internal successors, (6326), 3249 states have internal predecessors, (6326), 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) [2022-03-03 18:26:11,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 6326 transitions. [2022-03-03 18:26:11,282 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 6326 transitions. Word has length 135 [2022-03-03 18:26:11,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:11,282 INFO L470 AbstractCegarLoop]: Abstraction has 3250 states and 6326 transitions. [2022-03-03 18:26:11,283 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:26:11,283 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 6326 transitions. [2022-03-03 18:26:11,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:11,284 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:11,284 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:11,284 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable147 [2022-03-03 18:26:11,284 INFO L402 AbstractCegarLoop]: === Iteration 149 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:11,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:11,284 INFO L85 PathProgramCache]: Analyzing trace with hash -1006800455, now seen corresponding path program 39 times [2022-03-03 18:26:11,284 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:11,284 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163852556] [2022-03-03 18:26:11,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:11,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:11,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:11,608 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:11,608 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163852556] [2022-03-03 18:26:11,608 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163852556] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:11,608 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:11,608 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:26:11,608 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071311870] [2022-03-03 18:26:11,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:11,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:26:11,609 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:11,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:26:11,609 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:26:11,609 INFO L87 Difference]: Start difference. First operand 3250 states and 6326 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:26:13,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:13,631 INFO L93 Difference]: Finished difference Result 4554 states and 8823 transitions. [2022-03-03 18:26:13,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:26:13,631 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:13,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:13,636 INFO L225 Difference]: With dead ends: 4554 [2022-03-03 18:26:13,636 INFO L226 Difference]: Without dead ends: 4554 [2022-03-03 18:26:13,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1459 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=792, Invalid=4320, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:26:13,637 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 1228 mSDsluCounter, 3368 mSDsCounter, 0 mSdLazyCounter, 2727 mSolverCounterSat, 127 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 3654 SdHoareTripleChecker+Invalid, 2854 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 127 IncrementalHoareTripleChecker+Valid, 2727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:13,637 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 3654 Invalid, 2854 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [127 Valid, 2727 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:13,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4554 states. [2022-03-03 18:26:13,665 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4554 to 3244. [2022-03-03 18:26:13,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3244 states, 3232 states have (on average 1.953589108910891) internal successors, (6314), 3243 states have internal predecessors, (6314), 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) [2022-03-03 18:26:13,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3244 states to 3244 states and 6314 transitions. [2022-03-03 18:26:13,670 INFO L78 Accepts]: Start accepts. Automaton has 3244 states and 6314 transitions. Word has length 135 [2022-03-03 18:26:13,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:13,670 INFO L470 AbstractCegarLoop]: Abstraction has 3244 states and 6314 transitions. [2022-03-03 18:26:13,671 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:26:13,671 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states and 6314 transitions. [2022-03-03 18:26:13,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:13,672 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:13,672 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:13,672 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable148 [2022-03-03 18:26:13,672 INFO L402 AbstractCegarLoop]: === Iteration 150 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:13,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:13,672 INFO L85 PathProgramCache]: Analyzing trace with hash -2119379663, now seen corresponding path program 40 times [2022-03-03 18:26:13,672 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:13,672 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1669151540] [2022-03-03 18:26:13,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:13,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:13,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:13,969 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:13,969 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1669151540] [2022-03-03 18:26:13,969 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1669151540] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:13,969 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:13,969 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:26:13,969 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1137886156] [2022-03-03 18:26:13,969 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:13,969 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:26:13,969 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:13,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:26:13,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:26:13,970 INFO L87 Difference]: Start difference. First operand 3244 states and 6314 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:26:16,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:16,300 INFO L93 Difference]: Finished difference Result 4614 states and 8939 transitions. [2022-03-03 18:26:16,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:26:16,300 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:16,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:16,305 INFO L225 Difference]: With dead ends: 4614 [2022-03-03 18:26:16,305 INFO L226 Difference]: Without dead ends: 4614 [2022-03-03 18:26:16,306 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1567 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=802, Invalid=4600, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:26:16,306 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1358 mSDsluCounter, 4006 mSDsCounter, 0 mSdLazyCounter, 3537 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1358 SdHoareTripleChecker+Valid, 4297 SdHoareTripleChecker+Invalid, 3671 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 3537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:16,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1358 Valid, 4297 Invalid, 3671 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 3537 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:26:16,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4614 states. [2022-03-03 18:26:16,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4614 to 3238. [2022-03-03 18:26:16,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3238 states, 3226 states have (on average 1.95350278983261) internal successors, (6302), 3237 states have internal predecessors, (6302), 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) [2022-03-03 18:26:16,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3238 states to 3238 states and 6302 transitions. [2022-03-03 18:26:16,338 INFO L78 Accepts]: Start accepts. Automaton has 3238 states and 6302 transitions. Word has length 135 [2022-03-03 18:26:16,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:16,338 INFO L470 AbstractCegarLoop]: Abstraction has 3238 states and 6302 transitions. [2022-03-03 18:26:16,338 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:26:16,338 INFO L276 IsEmpty]: Start isEmpty. Operand 3238 states and 6302 transitions. [2022-03-03 18:26:16,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:16,339 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:16,339 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:16,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable149 [2022-03-03 18:26:16,339 INFO L402 AbstractCegarLoop]: === Iteration 151 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:16,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:16,339 INFO L85 PathProgramCache]: Analyzing trace with hash -1196338183, now seen corresponding path program 41 times [2022-03-03 18:26:16,340 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:16,340 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1042558250] [2022-03-03 18:26:16,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:16,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:16,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:16,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:16,645 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:16,645 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1042558250] [2022-03-03 18:26:16,645 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1042558250] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:16,645 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:16,646 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:26:16,646 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881299670] [2022-03-03 18:26:16,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:16,646 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:26:16,646 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:16,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:26:16,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:26:16,646 INFO L87 Difference]: Start difference. First operand 3238 states and 6302 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:26:18,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:18,799 INFO L93 Difference]: Finished difference Result 4582 states and 8877 transitions. [2022-03-03 18:26:18,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:26:18,800 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:18,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:18,805 INFO L225 Difference]: With dead ends: 4582 [2022-03-03 18:26:18,805 INFO L226 Difference]: Without dead ends: 4582 [2022-03-03 18:26:18,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1681 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=829, Invalid=4871, Unknown=0, NotChecked=0, Total=5700 [2022-03-03 18:26:18,806 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1360 mSDsluCounter, 3507 mSDsCounter, 0 mSdLazyCounter, 2996 mSolverCounterSat, 159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1360 SdHoareTripleChecker+Valid, 3806 SdHoareTripleChecker+Invalid, 3155 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 159 IncrementalHoareTripleChecker+Valid, 2996 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:18,806 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1360 Valid, 3806 Invalid, 3155 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [159 Valid, 2996 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:26:18,810 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4582 states. [2022-03-03 18:26:18,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4582 to 3176. [2022-03-03 18:26:18,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3176 states, 3164 states have (on average 1.9513274336283186) internal successors, (6174), 3175 states have internal predecessors, (6174), 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) [2022-03-03 18:26:18,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3176 states to 3176 states and 6174 transitions. [2022-03-03 18:26:18,839 INFO L78 Accepts]: Start accepts. Automaton has 3176 states and 6174 transitions. Word has length 135 [2022-03-03 18:26:18,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:18,839 INFO L470 AbstractCegarLoop]: Abstraction has 3176 states and 6174 transitions. [2022-03-03 18:26:18,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:26:18,839 INFO L276 IsEmpty]: Start isEmpty. Operand 3176 states and 6174 transitions. [2022-03-03 18:26:18,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:18,840 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:18,840 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:18,840 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable150 [2022-03-03 18:26:18,840 INFO L402 AbstractCegarLoop]: === Iteration 152 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:18,840 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:18,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1457891885, now seen corresponding path program 30 times [2022-03-03 18:26:18,841 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:18,841 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1017214327] [2022-03-03 18:26:18,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:18,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:18,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:19,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:19,100 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:19,100 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1017214327] [2022-03-03 18:26:19,100 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1017214327] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:19,100 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:19,100 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:19,100 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473078671] [2022-03-03 18:26:19,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:19,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:19,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:19,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:19,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:19,101 INFO L87 Difference]: Start difference. First operand 3176 states and 6174 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:21,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:21,056 INFO L93 Difference]: Finished difference Result 5473 states and 10584 transitions. [2022-03-03 18:26:21,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:26:21,057 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:21,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:21,063 INFO L225 Difference]: With dead ends: 5473 [2022-03-03 18:26:21,064 INFO L226 Difference]: Without dead ends: 5473 [2022-03-03 18:26:21,064 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=431, Invalid=2761, Unknown=0, NotChecked=0, Total=3192 [2022-03-03 18:26:21,064 INFO L933 BasicCegarLoop]: 336 mSDtfsCounter, 1347 mSDsluCounter, 4068 mSDsCounter, 0 mSdLazyCounter, 3873 mSolverCounterSat, 145 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 4401 SdHoareTripleChecker+Invalid, 4018 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 145 IncrementalHoareTripleChecker+Valid, 3873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:21,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 4401 Invalid, 4018 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [145 Valid, 3873 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:26:21,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5473 states. [2022-03-03 18:26:21,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5473 to 3338. [2022-03-03 18:26:21,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3338 states, 3326 states have (on average 1.9549007817197834) internal successors, (6502), 3337 states have internal predecessors, (6502), 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) [2022-03-03 18:26:21,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 3338 states and 6502 transitions. [2022-03-03 18:26:21,102 INFO L78 Accepts]: Start accepts. Automaton has 3338 states and 6502 transitions. Word has length 135 [2022-03-03 18:26:21,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:21,102 INFO L470 AbstractCegarLoop]: Abstraction has 3338 states and 6502 transitions. [2022-03-03 18:26:21,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:21,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 6502 transitions. [2022-03-03 18:26:21,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:21,104 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:21,104 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:21,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151 [2022-03-03 18:26:21,104 INFO L402 AbstractCegarLoop]: === Iteration 153 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:21,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:21,104 INFO L85 PathProgramCache]: Analyzing trace with hash 2008320633, now seen corresponding path program 42 times [2022-03-03 18:26:21,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:21,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778810087] [2022-03-03 18:26:21,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:21,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:21,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:21,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:21,385 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:21,385 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778810087] [2022-03-03 18:26:21,385 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778810087] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:21,385 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:21,385 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:21,385 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552382417] [2022-03-03 18:26:21,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:21,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:21,385 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:21,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:21,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:21,386 INFO L87 Difference]: Start difference. First operand 3338 states and 6502 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:22,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:22,709 INFO L93 Difference]: Finished difference Result 4878 states and 9473 transitions. [2022-03-03 18:26:22,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:26:22,709 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:22,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:22,715 INFO L225 Difference]: With dead ends: 4878 [2022-03-03 18:26:22,715 INFO L226 Difference]: Without dead ends: 4878 [2022-03-03 18:26:22,716 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=445, Invalid=2747, Unknown=0, NotChecked=0, Total=3192 [2022-03-03 18:26:22,716 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1364 mSDsluCounter, 3138 mSDsCounter, 0 mSdLazyCounter, 2339 mSolverCounterSat, 101 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1364 SdHoareTripleChecker+Valid, 3428 SdHoareTripleChecker+Invalid, 2440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 101 IncrementalHoareTripleChecker+Valid, 2339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:22,716 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1364 Valid, 3428 Invalid, 2440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [101 Valid, 2339 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:26:22,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4878 states. [2022-03-03 18:26:22,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4878 to 3306. [2022-03-03 18:26:22,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3306 states, 3294 states have (on average 1.9544626593806922) internal successors, (6438), 3305 states have internal predecessors, (6438), 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) [2022-03-03 18:26:22,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3306 states to 3306 states and 6438 transitions. [2022-03-03 18:26:22,754 INFO L78 Accepts]: Start accepts. Automaton has 3306 states and 6438 transitions. Word has length 135 [2022-03-03 18:26:22,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:22,754 INFO L470 AbstractCegarLoop]: Abstraction has 3306 states and 6438 transitions. [2022-03-03 18:26:22,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:22,754 INFO L276 IsEmpty]: Start isEmpty. Operand 3306 states and 6438 transitions. [2022-03-03 18:26:22,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:22,756 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:22,756 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:22,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable152 [2022-03-03 18:26:22,756 INFO L402 AbstractCegarLoop]: === Iteration 154 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:22,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:22,756 INFO L85 PathProgramCache]: Analyzing trace with hash 1911172929, now seen corresponding path program 43 times [2022-03-03 18:26:22,756 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:22,756 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460531666] [2022-03-03 18:26:22,756 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:22,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:22,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:22,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:22,988 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:22,988 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460531666] [2022-03-03 18:26:22,988 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460531666] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:22,988 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:22,988 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:22,988 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442016925] [2022-03-03 18:26:22,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:22,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:22,988 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:22,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:22,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:22,989 INFO L87 Difference]: Start difference. First operand 3306 states and 6438 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:24,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:24,087 INFO L93 Difference]: Finished difference Result 3856 states and 7522 transitions. [2022-03-03 18:26:24,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:26:24,088 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:24,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:24,091 INFO L225 Difference]: With dead ends: 3856 [2022-03-03 18:26:24,091 INFO L226 Difference]: Without dead ends: 3856 [2022-03-03 18:26:24,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=421, Invalid=2335, Unknown=0, NotChecked=0, Total=2756 [2022-03-03 18:26:24,092 INFO L933 BasicCegarLoop]: 230 mSDtfsCounter, 1017 mSDsluCounter, 2280 mSDsCounter, 0 mSdLazyCounter, 1672 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1017 SdHoareTripleChecker+Valid, 2508 SdHoareTripleChecker+Invalid, 1755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 1672 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:24,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1017 Valid, 2508 Invalid, 1755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 1672 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-03 18:26:24,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3856 states. [2022-03-03 18:26:24,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3856 to 3312. [2022-03-03 18:26:24,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3312 states, 3300 states have (on average 1.9545454545454546) internal successors, (6450), 3311 states have internal predecessors, (6450), 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) [2022-03-03 18:26:24,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3312 states to 3312 states and 6450 transitions. [2022-03-03 18:26:24,121 INFO L78 Accepts]: Start accepts. Automaton has 3312 states and 6450 transitions. Word has length 135 [2022-03-03 18:26:24,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:24,121 INFO L470 AbstractCegarLoop]: Abstraction has 3312 states and 6450 transitions. [2022-03-03 18:26:24,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:24,121 INFO L276 IsEmpty]: Start isEmpty. Operand 3312 states and 6450 transitions. [2022-03-03 18:26:24,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:24,123 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:24,123 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:24,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable153 [2022-03-03 18:26:24,123 INFO L402 AbstractCegarLoop]: === Iteration 155 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:24,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:24,123 INFO L85 PathProgramCache]: Analyzing trace with hash 195802453, now seen corresponding path program 44 times [2022-03-03 18:26:24,123 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:24,123 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [242699123] [2022-03-03 18:26:24,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:24,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:24,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:24,361 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:24,361 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [242699123] [2022-03-03 18:26:24,361 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [242699123] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:24,361 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:24,362 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:24,362 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366946697] [2022-03-03 18:26:24,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:24,362 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:24,362 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:24,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:24,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:24,362 INFO L87 Difference]: Start difference. First operand 3312 states and 6450 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:25,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:25,684 INFO L93 Difference]: Finished difference Result 3890 states and 7588 transitions. [2022-03-03 18:26:25,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:26:25,684 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:25,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:25,689 INFO L225 Difference]: With dead ends: 3890 [2022-03-03 18:26:25,689 INFO L226 Difference]: Without dead ends: 3890 [2022-03-03 18:26:25,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 707 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=438, Invalid=2532, Unknown=0, NotChecked=0, Total=2970 [2022-03-03 18:26:25,690 INFO L933 BasicCegarLoop]: 239 mSDtfsCounter, 977 mSDsluCounter, 2767 mSDsCounter, 0 mSdLazyCounter, 2207 mSolverCounterSat, 84 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 977 SdHoareTripleChecker+Valid, 3004 SdHoareTripleChecker+Invalid, 2291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 84 IncrementalHoareTripleChecker+Valid, 2207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:25,690 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [977 Valid, 3004 Invalid, 2291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [84 Valid, 2207 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:26:25,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3890 states. [2022-03-03 18:26:25,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3890 to 3310. [2022-03-03 18:26:25,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3310 states, 3298 states have (on average 1.9545178896300788) internal successors, (6446), 3309 states have internal predecessors, (6446), 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) [2022-03-03 18:26:25,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 6446 transitions. [2022-03-03 18:26:25,719 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 6446 transitions. Word has length 135 [2022-03-03 18:26:25,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:25,720 INFO L470 AbstractCegarLoop]: Abstraction has 3310 states and 6446 transitions. [2022-03-03 18:26:25,720 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:25,720 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 6446 transitions. [2022-03-03 18:26:25,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:25,721 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:25,721 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:25,721 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable154 [2022-03-03 18:26:25,721 INFO L402 AbstractCegarLoop]: === Iteration 156 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:25,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:25,721 INFO L85 PathProgramCache]: Analyzing trace with hash -585768097, now seen corresponding path program 45 times [2022-03-03 18:26:25,721 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:25,722 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987043038] [2022-03-03 18:26:25,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:25,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:25,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:25,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:25,967 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987043038] [2022-03-03 18:26:25,967 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987043038] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:25,967 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:25,967 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:25,967 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275888615] [2022-03-03 18:26:25,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:25,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:25,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:25,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:25,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:25,968 INFO L87 Difference]: Start difference. First operand 3310 states and 6446 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:27,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:27,353 INFO L93 Difference]: Finished difference Result 3915 states and 7636 transitions. [2022-03-03 18:26:27,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:26:27,353 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:27,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:27,358 INFO L225 Difference]: With dead ends: 3915 [2022-03-03 18:26:27,358 INFO L226 Difference]: Without dead ends: 3915 [2022-03-03 18:26:27,359 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=424, Invalid=2546, Unknown=0, NotChecked=0, Total=2970 [2022-03-03 18:26:27,359 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 855 mSDsluCounter, 2844 mSDsCounter, 0 mSdLazyCounter, 2288 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 855 SdHoareTripleChecker+Valid, 3087 SdHoareTripleChecker+Invalid, 2371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:27,359 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [855 Valid, 3087 Invalid, 2371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2288 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:26:27,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3915 states. [2022-03-03 18:26:27,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3915 to 3308. [2022-03-03 18:26:27,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3308 states, 3296 states have (on average 1.954490291262136) internal successors, (6442), 3307 states have internal predecessors, (6442), 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) [2022-03-03 18:26:27,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3308 states to 3308 states and 6442 transitions. [2022-03-03 18:26:27,400 INFO L78 Accepts]: Start accepts. Automaton has 3308 states and 6442 transitions. Word has length 135 [2022-03-03 18:26:27,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:27,400 INFO L470 AbstractCegarLoop]: Abstraction has 3308 states and 6442 transitions. [2022-03-03 18:26:27,400 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:27,400 INFO L276 IsEmpty]: Start isEmpty. Operand 3308 states and 6442 transitions. [2022-03-03 18:26:27,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:27,402 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:27,402 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:27,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable155 [2022-03-03 18:26:27,402 INFO L402 AbstractCegarLoop]: === Iteration 157 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:27,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:27,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1700051127, now seen corresponding path program 46 times [2022-03-03 18:26:27,402 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:27,402 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388434731] [2022-03-03 18:26:27,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:27,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:27,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:27,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:27,657 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:27,657 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388434731] [2022-03-03 18:26:27,657 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388434731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:27,657 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:27,657 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:27,658 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715167792] [2022-03-03 18:26:27,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:27,658 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:27,658 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:27,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:27,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:27,658 INFO L87 Difference]: Start difference. First operand 3308 states and 6442 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:29,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:29,249 INFO L93 Difference]: Finished difference Result 3945 states and 7694 transitions. [2022-03-03 18:26:29,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:26:29,250 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:29,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:29,254 INFO L225 Difference]: With dead ends: 3945 [2022-03-03 18:26:29,255 INFO L226 Difference]: Without dead ends: 3945 [2022-03-03 18:26:29,255 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=418, Invalid=2552, Unknown=0, NotChecked=0, Total=2970 [2022-03-03 18:26:29,255 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 904 mSDsluCounter, 3106 mSDsCounter, 0 mSdLazyCounter, 2566 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 904 SdHoareTripleChecker+Valid, 3357 SdHoareTripleChecker+Invalid, 2661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:29,255 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [904 Valid, 3357 Invalid, 2661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2566 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:29,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3945 states. [2022-03-03 18:26:29,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3945 to 3302. [2022-03-03 18:26:29,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3302 states, 3290 states have (on average 1.9544072948328268) internal successors, (6430), 3301 states have internal predecessors, (6430), 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) [2022-03-03 18:26:29,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3302 states to 3302 states and 6430 transitions. [2022-03-03 18:26:29,293 INFO L78 Accepts]: Start accepts. Automaton has 3302 states and 6430 transitions. Word has length 135 [2022-03-03 18:26:29,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:29,294 INFO L470 AbstractCegarLoop]: Abstraction has 3302 states and 6430 transitions. [2022-03-03 18:26:29,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:29,294 INFO L276 IsEmpty]: Start isEmpty. Operand 3302 states and 6430 transitions. [2022-03-03 18:26:29,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:29,295 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:29,295 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:29,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable156 [2022-03-03 18:26:29,295 INFO L402 AbstractCegarLoop]: === Iteration 158 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:29,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:29,296 INFO L85 PathProgramCache]: Analyzing trace with hash 670966335, now seen corresponding path program 31 times [2022-03-03 18:26:29,296 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:29,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577406683] [2022-03-03 18:26:29,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:29,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:29,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:29,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:29,533 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:29,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577406683] [2022-03-03 18:26:29,533 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577406683] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:29,533 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:29,533 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:29,534 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673030489] [2022-03-03 18:26:29,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:29,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:29,534 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:29,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:29,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:29,534 INFO L87 Difference]: Start difference. First operand 3302 states and 6430 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:31,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:31,964 INFO L93 Difference]: Finished difference Result 7277 states and 14042 transitions. [2022-03-03 18:26:31,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:26:31,964 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:31,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:31,971 INFO L225 Difference]: With dead ends: 7277 [2022-03-03 18:26:31,971 INFO L226 Difference]: Without dead ends: 7277 [2022-03-03 18:26:31,972 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1090 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=525, Invalid=3507, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:26:31,972 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1503 mSDsluCounter, 4917 mSDsCounter, 0 mSdLazyCounter, 4283 mSolverCounterSat, 134 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1503 SdHoareTripleChecker+Valid, 5316 SdHoareTripleChecker+Invalid, 4417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 134 IncrementalHoareTripleChecker+Valid, 4283 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:31,972 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1503 Valid, 5316 Invalid, 4417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [134 Valid, 4283 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:26:31,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7277 states. [2022-03-03 18:26:32,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7277 to 3350. [2022-03-03 18:26:32,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3350 states, 3338 states have (on average 1.9550629119233074) internal successors, (6526), 3349 states have internal predecessors, (6526), 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) [2022-03-03 18:26:32,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3350 states to 3350 states and 6526 transitions. [2022-03-03 18:26:32,008 INFO L78 Accepts]: Start accepts. Automaton has 3350 states and 6526 transitions. Word has length 135 [2022-03-03 18:26:32,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:32,008 INFO L470 AbstractCegarLoop]: Abstraction has 3350 states and 6526 transitions. [2022-03-03 18:26:32,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:32,008 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 6526 transitions. [2022-03-03 18:26:32,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:32,010 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:32,010 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:32,010 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable157 [2022-03-03 18:26:32,010 INFO L402 AbstractCegarLoop]: === Iteration 159 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:32,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:32,010 INFO L85 PathProgramCache]: Analyzing trace with hash -157788443, now seen corresponding path program 47 times [2022-03-03 18:26:32,011 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:32,011 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906941950] [2022-03-03 18:26:32,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:32,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:32,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:32,231 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:32,231 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906941950] [2022-03-03 18:26:32,231 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906941950] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:32,231 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:32,231 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:32,231 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528044285] [2022-03-03 18:26:32,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:32,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:32,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:32,232 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:32,232 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:32,232 INFO L87 Difference]: Start difference. First operand 3350 states and 6526 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:33,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:33,962 INFO L93 Difference]: Finished difference Result 6120 states and 11874 transitions. [2022-03-03 18:26:33,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:26:33,963 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:33,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:33,970 INFO L225 Difference]: With dead ends: 6120 [2022-03-03 18:26:33,970 INFO L226 Difference]: Without dead ends: 6120 [2022-03-03 18:26:33,971 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1237 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=578, Invalid=3844, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:26:33,971 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1347 mSDsluCounter, 4284 mSDsCounter, 0 mSdLazyCounter, 3016 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 4641 SdHoareTripleChecker+Invalid, 3089 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 3016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:33,971 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1347 Valid, 4641 Invalid, 3089 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 3016 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:26:33,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6120 states. [2022-03-03 18:26:34,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6120 to 3340. [2022-03-03 18:26:34,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 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) [2022-03-03 18:26:34,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-03-03 18:26:34,022 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-03-03 18:26:34,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:34,022 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-03-03 18:26:34,022 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:34,022 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-03-03 18:26:34,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:34,023 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:34,023 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:34,023 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable158 [2022-03-03 18:26:34,024 INFO L402 AbstractCegarLoop]: === Iteration 160 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:34,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:34,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1910126863, now seen corresponding path program 32 times [2022-03-03 18:26:34,024 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:34,024 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429746560] [2022-03-03 18:26:34,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:34,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:34,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:34,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:34,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:34,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429746560] [2022-03-03 18:26:34,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429746560] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:34,255 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:34,255 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:34,255 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817449508] [2022-03-03 18:26:34,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:34,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:34,255 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:34,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:34,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:34,256 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:36,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:36,025 INFO L93 Difference]: Finished difference Result 6436 states and 12434 transitions. [2022-03-03 18:26:36,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:26:36,025 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:36,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:36,034 INFO L225 Difference]: With dead ends: 6436 [2022-03-03 18:26:36,034 INFO L226 Difference]: Without dead ends: 6436 [2022-03-03 18:26:36,034 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 813 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=451, Invalid=2855, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:26:36,035 INFO L933 BasicCegarLoop]: 389 mSDtfsCounter, 1541 mSDsluCounter, 3752 mSDsCounter, 0 mSdLazyCounter, 3164 mSolverCounterSat, 175 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 4138 SdHoareTripleChecker+Invalid, 3339 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 175 IncrementalHoareTripleChecker+Valid, 3164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:36,035 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1541 Valid, 4138 Invalid, 3339 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [175 Valid, 3164 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:26:36,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6436 states. [2022-03-03 18:26:36,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6436 to 3340. [2022-03-03 18:26:36,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 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) [2022-03-03 18:26:36,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-03-03 18:26:36,076 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-03-03 18:26:36,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:36,077 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-03-03 18:26:36,077 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:36,077 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-03-03 18:26:36,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:36,078 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:36,078 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:36,078 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable159 [2022-03-03 18:26:36,078 INFO L402 AbstractCegarLoop]: === Iteration 161 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:36,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:36,078 INFO L85 PathProgramCache]: Analyzing trace with hash 1898233943, now seen corresponding path program 33 times [2022-03-03 18:26:36,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:36,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1980427078] [2022-03-03 18:26:36,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:36,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:36,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:36,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:36,312 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:36,312 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1980427078] [2022-03-03 18:26:36,312 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1980427078] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:36,312 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:36,312 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:36,312 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304684817] [2022-03-03 18:26:36,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:36,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:36,312 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:36,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:36,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:36,313 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:38,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:38,382 INFO L93 Difference]: Finished difference Result 6556 states and 12669 transitions. [2022-03-03 18:26:38,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:26:38,382 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:38,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:38,390 INFO L225 Difference]: With dead ends: 6556 [2022-03-03 18:26:38,391 INFO L226 Difference]: Without dead ends: 6556 [2022-03-03 18:26:38,391 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 932 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=492, Invalid=3168, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:26:38,391 INFO L933 BasicCegarLoop]: 406 mSDtfsCounter, 1546 mSDsluCounter, 4343 mSDsCounter, 0 mSdLazyCounter, 3866 mSolverCounterSat, 182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1546 SdHoareTripleChecker+Valid, 4746 SdHoareTripleChecker+Invalid, 4048 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 182 IncrementalHoareTripleChecker+Valid, 3866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:38,392 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1546 Valid, 4746 Invalid, 4048 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [182 Valid, 3866 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:26:38,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6556 states. [2022-03-03 18:26:38,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6556 to 3338. [2022-03-03 18:26:38,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3338 states, 3326 states have (on average 1.9549007817197834) internal successors, (6502), 3337 states have internal predecessors, (6502), 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) [2022-03-03 18:26:38,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 3338 states and 6502 transitions. [2022-03-03 18:26:38,432 INFO L78 Accepts]: Start accepts. Automaton has 3338 states and 6502 transitions. Word has length 135 [2022-03-03 18:26:38,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:38,432 INFO L470 AbstractCegarLoop]: Abstraction has 3338 states and 6502 transitions. [2022-03-03 18:26:38,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:38,432 INFO L276 IsEmpty]: Start isEmpty. Operand 3338 states and 6502 transitions. [2022-03-03 18:26:38,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:38,433 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:38,433 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:38,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160 [2022-03-03 18:26:38,433 INFO L402 AbstractCegarLoop]: === Iteration 162 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:38,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:38,434 INFO L85 PathProgramCache]: Analyzing trace with hash -1633596829, now seen corresponding path program 34 times [2022-03-03 18:26:38,434 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:38,434 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708534357] [2022-03-03 18:26:38,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:38,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:38,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:38,688 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:38,688 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708534357] [2022-03-03 18:26:38,688 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708534357] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:38,688 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:38,688 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:38,688 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143532371] [2022-03-03 18:26:38,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:38,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:38,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:38,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:38,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:38,689 INFO L87 Difference]: Start difference. First operand 3338 states and 6502 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:40,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:40,610 INFO L93 Difference]: Finished difference Result 6636 states and 12829 transitions. [2022-03-03 18:26:40,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:26:40,610 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:40,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:40,619 INFO L225 Difference]: With dead ends: 6636 [2022-03-03 18:26:40,619 INFO L226 Difference]: Without dead ends: 6636 [2022-03-03 18:26:40,619 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 937 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=485, Invalid=3175, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:26:40,620 INFO L933 BasicCegarLoop]: 388 mSDtfsCounter, 1429 mSDsluCounter, 3990 mSDsCounter, 0 mSdLazyCounter, 3422 mSolverCounterSat, 213 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1429 SdHoareTripleChecker+Valid, 4375 SdHoareTripleChecker+Invalid, 3635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 213 IncrementalHoareTripleChecker+Valid, 3422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:40,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1429 Valid, 4375 Invalid, 3635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [213 Valid, 3422 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:26:40,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6636 states. [2022-03-03 18:26:40,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6636 to 3336. [2022-03-03 18:26:40,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 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) [2022-03-03 18:26:40,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-03-03 18:26:40,674 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-03-03 18:26:40,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:40,674 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-03-03 18:26:40,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:40,675 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-03-03 18:26:40,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:40,677 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:40,677 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:40,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable161 [2022-03-03 18:26:40,677 INFO L402 AbstractCegarLoop]: === Iteration 163 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:40,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:40,677 INFO L85 PathProgramCache]: Analyzing trace with hash -506173943, now seen corresponding path program 35 times [2022-03-03 18:26:40,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:40,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531340414] [2022-03-03 18:26:40,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:40,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:40,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:40,931 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:40,931 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531340414] [2022-03-03 18:26:40,931 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [531340414] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:40,931 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:40,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:40,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1783781034] [2022-03-03 18:26:40,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:40,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:40,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:40,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:40,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:40,932 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:42,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:42,889 INFO L93 Difference]: Finished difference Result 6525 states and 12607 transitions. [2022-03-03 18:26:42,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:26:42,890 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:42,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:42,898 INFO L225 Difference]: With dead ends: 6525 [2022-03-03 18:26:42,898 INFO L226 Difference]: Without dead ends: 6525 [2022-03-03 18:26:42,899 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 941 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=480, Invalid=3180, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:26:42,899 INFO L933 BasicCegarLoop]: 384 mSDtfsCounter, 1308 mSDsluCounter, 4404 mSDsCounter, 0 mSdLazyCounter, 3716 mSolverCounterSat, 192 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1308 SdHoareTripleChecker+Valid, 4785 SdHoareTripleChecker+Invalid, 3908 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 192 IncrementalHoareTripleChecker+Valid, 3716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:42,899 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1308 Valid, 4785 Invalid, 3908 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [192 Valid, 3716 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:26:42,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6525 states. [2022-03-03 18:26:42,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6525 to 3310. [2022-03-03 18:26:42,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3310 states, 3298 states have (on average 1.9545178896300788) internal successors, (6446), 3309 states have internal predecessors, (6446), 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) [2022-03-03 18:26:42,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 6446 transitions. [2022-03-03 18:26:42,939 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 6446 transitions. Word has length 135 [2022-03-03 18:26:42,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:42,939 INFO L470 AbstractCegarLoop]: Abstraction has 3310 states and 6446 transitions. [2022-03-03 18:26:42,940 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:42,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 6446 transitions. [2022-03-03 18:26:42,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:42,941 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:42,941 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:42,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162 [2022-03-03 18:26:42,941 INFO L402 AbstractCegarLoop]: === Iteration 164 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:42,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:42,941 INFO L85 PathProgramCache]: Analyzing trace with hash 1165414655, now seen corresponding path program 36 times [2022-03-03 18:26:42,941 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:42,941 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153671577] [2022-03-03 18:26:42,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:42,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:42,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:43,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:43,192 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:43,192 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153671577] [2022-03-03 18:26:43,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153671577] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:43,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:43,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:43,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939422781] [2022-03-03 18:26:43,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:43,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:43,193 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:43,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:43,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:43,193 INFO L87 Difference]: Start difference. First operand 3310 states and 6446 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:45,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:45,619 INFO L93 Difference]: Finished difference Result 7419 states and 14311 transitions. [2022-03-03 18:26:45,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:26:45,620 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:45,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:45,629 INFO L225 Difference]: With dead ends: 7419 [2022-03-03 18:26:45,629 INFO L226 Difference]: Without dead ends: 7399 [2022-03-03 18:26:45,629 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1491 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=659, Invalid=4453, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:26:45,630 INFO L933 BasicCegarLoop]: 427 mSDtfsCounter, 1618 mSDsluCounter, 4886 mSDsCounter, 0 mSdLazyCounter, 4296 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1618 SdHoareTripleChecker+Valid, 5310 SdHoareTripleChecker+Invalid, 4475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 4296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:45,630 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1618 Valid, 5310 Invalid, 4475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 4296 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:26:45,635 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7399 states. [2022-03-03 18:26:45,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7399 to 3390. [2022-03-03 18:26:45,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3390 states, 3378 states have (on average 1.955595026642984) internal successors, (6606), 3389 states have internal predecessors, (6606), 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) [2022-03-03 18:26:45,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3390 states to 3390 states and 6606 transitions. [2022-03-03 18:26:45,677 INFO L78 Accepts]: Start accepts. Automaton has 3390 states and 6606 transitions. Word has length 135 [2022-03-03 18:26:45,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:45,678 INFO L470 AbstractCegarLoop]: Abstraction has 3390 states and 6606 transitions. [2022-03-03 18:26:45,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:45,678 INFO L276 IsEmpty]: Start isEmpty. Operand 3390 states and 6606 transitions. [2022-03-03 18:26:45,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:45,679 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:45,679 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:45,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163 [2022-03-03 18:26:45,680 INFO L402 AbstractCegarLoop]: === Iteration 165 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:45,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:45,680 INFO L85 PathProgramCache]: Analyzing trace with hash 336659877, now seen corresponding path program 48 times [2022-03-03 18:26:45,680 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:45,680 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639440287] [2022-03-03 18:26:45,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:45,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:45,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:45,917 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:45,917 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1639440287] [2022-03-03 18:26:45,917 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1639440287] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:45,917 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:45,917 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:45,917 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056410661] [2022-03-03 18:26:45,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:45,917 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:45,917 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:45,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:45,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:45,918 INFO L87 Difference]: Start difference. First operand 3390 states and 6606 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:47,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:47,599 INFO L93 Difference]: Finished difference Result 6222 states and 12072 transitions. [2022-03-03 18:26:47,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:26:47,599 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:47,600 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:47,608 INFO L225 Difference]: With dead ends: 6222 [2022-03-03 18:26:47,608 INFO L226 Difference]: Without dead ends: 6222 [2022-03-03 18:26:47,609 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1576 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=681, Invalid=4575, Unknown=0, NotChecked=0, Total=5256 [2022-03-03 18:26:47,609 INFO L933 BasicCegarLoop]: 370 mSDtfsCounter, 1421 mSDsluCounter, 3619 mSDsCounter, 0 mSdLazyCounter, 2430 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1421 SdHoareTripleChecker+Valid, 3987 SdHoareTripleChecker+Invalid, 2525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 2430 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:47,609 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1421 Valid, 3987 Invalid, 2525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 2430 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:26:47,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6222 states. [2022-03-03 18:26:47,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6222 to 3376. [2022-03-03 18:26:47,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3376 states, 3364 states have (on average 1.955410225921522) internal successors, (6578), 3375 states have internal predecessors, (6578), 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) [2022-03-03 18:26:47,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3376 states to 3376 states and 6578 transitions. [2022-03-03 18:26:47,655 INFO L78 Accepts]: Start accepts. Automaton has 3376 states and 6578 transitions. Word has length 135 [2022-03-03 18:26:47,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:47,655 INFO L470 AbstractCegarLoop]: Abstraction has 3376 states and 6578 transitions. [2022-03-03 18:26:47,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:47,656 INFO L276 IsEmpty]: Start isEmpty. Operand 3376 states and 6578 transitions. [2022-03-03 18:26:47,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:47,657 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:47,657 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:47,657 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2022-03-03 18:26:47,657 INFO L402 AbstractCegarLoop]: === Iteration 166 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:47,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:47,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1890392113, now seen corresponding path program 37 times [2022-03-03 18:26:47,657 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:47,657 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862453445] [2022-03-03 18:26:47,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:47,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:47,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:47,921 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:47,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862453445] [2022-03-03 18:26:47,922 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [862453445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:47,922 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:47,922 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:47,922 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911267235] [2022-03-03 18:26:47,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:47,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:47,922 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:47,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:47,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:47,923 INFO L87 Difference]: Start difference. First operand 3376 states and 6578 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:50,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:50,159 INFO L93 Difference]: Finished difference Result 7980 states and 15377 transitions. [2022-03-03 18:26:50,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:26:50,160 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:50,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:50,168 INFO L225 Difference]: With dead ends: 7980 [2022-03-03 18:26:50,169 INFO L226 Difference]: Without dead ends: 7980 [2022-03-03 18:26:50,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1380 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=642, Invalid=4188, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:26:50,169 INFO L933 BasicCegarLoop]: 441 mSDtfsCounter, 1410 mSDsluCounter, 4771 mSDsCounter, 0 mSdLazyCounter, 3895 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1410 SdHoareTripleChecker+Valid, 5209 SdHoareTripleChecker+Invalid, 4103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 3895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:50,169 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1410 Valid, 5209 Invalid, 4103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 3895 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:26:50,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7980 states. [2022-03-03 18:26:50,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7980 to 3382. [2022-03-03 18:26:50,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3382 states, 3370 states have (on average 1.9554896142433233) internal successors, (6590), 3381 states have internal predecessors, (6590), 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) [2022-03-03 18:26:50,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 3382 states and 6590 transitions. [2022-03-03 18:26:50,214 INFO L78 Accepts]: Start accepts. Automaton has 3382 states and 6590 transitions. Word has length 135 [2022-03-03 18:26:50,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:50,214 INFO L470 AbstractCegarLoop]: Abstraction has 3382 states and 6590 transitions. [2022-03-03 18:26:50,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:50,214 INFO L276 IsEmpty]: Start isEmpty. Operand 3382 states and 6590 transitions. [2022-03-03 18:26:50,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:50,215 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:50,215 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:50,215 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable165 [2022-03-03 18:26:50,215 INFO L402 AbstractCegarLoop]: === Iteration 167 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:50,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:50,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1902285033, now seen corresponding path program 38 times [2022-03-03 18:26:50,216 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:50,216 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1388025445] [2022-03-03 18:26:50,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:50,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:50,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:50,458 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:50,458 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1388025445] [2022-03-03 18:26:50,458 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1388025445] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:50,458 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:50,458 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:50,458 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649951179] [2022-03-03 18:26:50,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:50,459 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:50,459 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:50,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:50,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:50,459 INFO L87 Difference]: Start difference. First operand 3382 states and 6590 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:52,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:52,890 INFO L93 Difference]: Finished difference Result 8100 states and 15612 transitions. [2022-03-03 18:26:52,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:26:52,890 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:52,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:52,900 INFO L225 Difference]: With dead ends: 8100 [2022-03-03 18:26:52,900 INFO L226 Difference]: Without dead ends: 8100 [2022-03-03 18:26:52,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1480 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=677, Invalid=4435, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:26:52,901 INFO L933 BasicCegarLoop]: 457 mSDtfsCounter, 1497 mSDsluCounter, 4867 mSDsCounter, 0 mSdLazyCounter, 4107 mSolverCounterSat, 251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1497 SdHoareTripleChecker+Valid, 5321 SdHoareTripleChecker+Invalid, 4358 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 251 IncrementalHoareTripleChecker+Valid, 4107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:52,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1497 Valid, 5321 Invalid, 4358 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [251 Valid, 4107 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:26:52,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8100 states. [2022-03-03 18:26:52,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8100 to 3380. [2022-03-03 18:26:52,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3380 states, 3368 states have (on average 1.9554631828978621) internal successors, (6586), 3379 states have internal predecessors, (6586), 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) [2022-03-03 18:26:52,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3380 states to 3380 states and 6586 transitions. [2022-03-03 18:26:52,946 INFO L78 Accepts]: Start accepts. Automaton has 3380 states and 6586 transitions. Word has length 135 [2022-03-03 18:26:52,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:52,946 INFO L470 AbstractCegarLoop]: Abstraction has 3380 states and 6586 transitions. [2022-03-03 18:26:52,946 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:52,947 INFO L276 IsEmpty]: Start isEmpty. Operand 3380 states and 6586 transitions. [2022-03-03 18:26:52,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:52,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:52,948 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:52,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable166 [2022-03-03 18:26:52,948 INFO L402 AbstractCegarLoop]: === Iteration 168 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:52,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:52,948 INFO L85 PathProgramCache]: Analyzing trace with hash -1139148509, now seen corresponding path program 39 times [2022-03-03 18:26:52,948 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:52,948 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1169295316] [2022-03-03 18:26:52,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:52,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:53,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:53,171 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:53,171 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1169295316] [2022-03-03 18:26:53,171 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1169295316] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:53,171 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:53,171 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:53,171 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012452323] [2022-03-03 18:26:53,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:53,171 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:53,171 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:53,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:53,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:53,172 INFO L87 Difference]: Start difference. First operand 3380 states and 6586 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:55,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:55,485 INFO L93 Difference]: Finished difference Result 8180 states and 15772 transitions. [2022-03-03 18:26:55,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:26:55,485 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:55,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:55,494 INFO L225 Difference]: With dead ends: 8180 [2022-03-03 18:26:55,494 INFO L226 Difference]: Without dead ends: 8180 [2022-03-03 18:26:55,495 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1485 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=670, Invalid=4442, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:26:55,495 INFO L933 BasicCegarLoop]: 445 mSDtfsCounter, 1604 mSDsluCounter, 4488 mSDsCounter, 0 mSdLazyCounter, 3890 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1604 SdHoareTripleChecker+Valid, 4930 SdHoareTripleChecker+Invalid, 4123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 3890 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:55,495 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1604 Valid, 4930 Invalid, 4123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 3890 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:26:55,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8180 states. [2022-03-03 18:26:55,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8180 to 3378. [2022-03-03 18:26:55,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3378 states, 3366 states have (on average 1.9554367201426024) internal successors, (6582), 3377 states have internal predecessors, (6582), 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) [2022-03-03 18:26:55,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 3378 states and 6582 transitions. [2022-03-03 18:26:55,539 INFO L78 Accepts]: Start accepts. Automaton has 3378 states and 6582 transitions. Word has length 135 [2022-03-03 18:26:55,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:55,539 INFO L470 AbstractCegarLoop]: Abstraction has 3378 states and 6582 transitions. [2022-03-03 18:26:55,539 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:55,539 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 6582 transitions. [2022-03-03 18:26:55,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:55,540 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:55,540 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:55,540 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable167 [2022-03-03 18:26:55,540 INFO L402 AbstractCegarLoop]: === Iteration 169 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:55,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:55,541 INFO L85 PathProgramCache]: Analyzing trace with hash -11725623, now seen corresponding path program 40 times [2022-03-03 18:26:55,541 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:55,541 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1508647317] [2022-03-03 18:26:55,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:55,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:55,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:55,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:55,779 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:55,779 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1508647317] [2022-03-03 18:26:55,779 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1508647317] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:55,779 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:55,779 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:55,779 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763860424] [2022-03-03 18:26:55,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:55,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:55,780 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:55,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:55,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:55,780 INFO L87 Difference]: Start difference. First operand 3378 states and 6582 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:58,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:26:58,197 INFO L93 Difference]: Finished difference Result 8244 states and 15900 transitions. [2022-03-03 18:26:58,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:26:58,197 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:26:58,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:26:58,207 INFO L225 Difference]: With dead ends: 8244 [2022-03-03 18:26:58,207 INFO L226 Difference]: Without dead ends: 8244 [2022-03-03 18:26:58,208 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1489 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=665, Invalid=4447, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:26:58,208 INFO L933 BasicCegarLoop]: 441 mSDtfsCounter, 1549 mSDsluCounter, 4956 mSDsCounter, 0 mSdLazyCounter, 4227 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1549 SdHoareTripleChecker+Valid, 5394 SdHoareTripleChecker+Invalid, 4461 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 4227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:26:58,208 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1549 Valid, 5394 Invalid, 4461 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 4227 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:26:58,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8244 states. [2022-03-03 18:26:58,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8244 to 3368. [2022-03-03 18:26:58,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3368 states, 3356 states have (on average 1.9553039332538737) internal successors, (6562), 3367 states have internal predecessors, (6562), 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) [2022-03-03 18:26:58,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3368 states to 3368 states and 6562 transitions. [2022-03-03 18:26:58,257 INFO L78 Accepts]: Start accepts. Automaton has 3368 states and 6562 transitions. Word has length 135 [2022-03-03 18:26:58,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:26:58,257 INFO L470 AbstractCegarLoop]: Abstraction has 3368 states and 6562 transitions. [2022-03-03 18:26:58,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:26:58,257 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 6562 transitions. [2022-03-03 18:26:58,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:26:58,258 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:26:58,258 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:26:58,258 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable168 [2022-03-03 18:26:58,258 INFO L402 AbstractCegarLoop]: === Iteration 170 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:26:58,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:26:58,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1908494991, now seen corresponding path program 41 times [2022-03-03 18:26:58,259 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:26:58,259 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068849162] [2022-03-03 18:26:58,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:26:58,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:26:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:26:58,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:26:58,544 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:26:58,544 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068849162] [2022-03-03 18:26:58,544 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068849162] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:26:58,544 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:26:58,544 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:26:58,544 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577814291] [2022-03-03 18:26:58,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:26:58,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:26:58,545 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:26:58,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:26:58,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:26:58,545 INFO L87 Difference]: Start difference. First operand 3368 states and 6562 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:00,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:00,726 INFO L93 Difference]: Finished difference Result 6796 states and 13147 transitions. [2022-03-03 18:27:00,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:27:00,727 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:00,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:00,735 INFO L225 Difference]: With dead ends: 6796 [2022-03-03 18:27:00,735 INFO L226 Difference]: Without dead ends: 6776 [2022-03-03 18:27:00,736 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1187 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=640, Invalid=3782, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:27:00,736 INFO L933 BasicCegarLoop]: 418 mSDtfsCounter, 1530 mSDsluCounter, 4390 mSDsCounter, 0 mSdLazyCounter, 3699 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1530 SdHoareTripleChecker+Valid, 4805 SdHoareTripleChecker+Invalid, 3944 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 3699 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:00,736 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1530 Valid, 4805 Invalid, 3944 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 3699 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:27:00,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6776 states. [2022-03-03 18:27:00,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6776 to 3344. [2022-03-03 18:27:00,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3344 states, 3332 states have (on average 1.9549819927971188) internal successors, (6514), 3343 states have internal predecessors, (6514), 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) [2022-03-03 18:27:00,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 3344 states and 6514 transitions. [2022-03-03 18:27:00,775 INFO L78 Accepts]: Start accepts. Automaton has 3344 states and 6514 transitions. Word has length 135 [2022-03-03 18:27:00,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:00,775 INFO L470 AbstractCegarLoop]: Abstraction has 3344 states and 6514 transitions. [2022-03-03 18:27:00,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:00,775 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 6514 transitions. [2022-03-03 18:27:00,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:00,777 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:00,777 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:00,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable169 [2022-03-03 18:27:00,777 INFO L402 AbstractCegarLoop]: === Iteration 171 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:00,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:00,777 INFO L85 PathProgramCache]: Analyzing trace with hash 1874895763, now seen corresponding path program 42 times [2022-03-03 18:27:00,777 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:00,777 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103101186] [2022-03-03 18:27:00,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:00,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:00,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:01,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:01,041 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:01,041 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103101186] [2022-03-03 18:27:01,041 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103101186] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:01,041 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:01,042 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:01,042 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785875681] [2022-03-03 18:27:01,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:01,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:01,042 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:01,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:01,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:01,042 INFO L87 Difference]: Start difference. First operand 3344 states and 6514 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:03,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:03,241 INFO L93 Difference]: Finished difference Result 6615 states and 12782 transitions. [2022-03-03 18:27:03,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:27:03,241 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:03,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:03,249 INFO L225 Difference]: With dead ends: 6615 [2022-03-03 18:27:03,249 INFO L226 Difference]: Without dead ends: 6615 [2022-03-03 18:27:03,250 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1336 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=687, Invalid=4143, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:27:03,250 INFO L933 BasicCegarLoop]: 405 mSDtfsCounter, 1312 mSDsluCounter, 3947 mSDsCounter, 0 mSdLazyCounter, 3418 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1312 SdHoareTripleChecker+Valid, 4349 SdHoareTripleChecker+Invalid, 3624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 3418 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:03,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1312 Valid, 4349 Invalid, 3624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 3418 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:27:03,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6615 states. [2022-03-03 18:27:03,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6615 to 3346. [2022-03-03 18:27:03,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3346 states, 3334 states have (on average 1.95500899820036) internal successors, (6518), 3345 states have internal predecessors, (6518), 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) [2022-03-03 18:27:03,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3346 states to 3346 states and 6518 transitions. [2022-03-03 18:27:03,291 INFO L78 Accepts]: Start accepts. Automaton has 3346 states and 6518 transitions. Word has length 135 [2022-03-03 18:27:03,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:03,291 INFO L470 AbstractCegarLoop]: Abstraction has 3346 states and 6518 transitions. [2022-03-03 18:27:03,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:03,291 INFO L276 IsEmpty]: Start isEmpty. Operand 3346 states and 6518 transitions. [2022-03-03 18:27:03,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:03,292 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:03,292 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:03,293 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable170 [2022-03-03 18:27:03,293 INFO L402 AbstractCegarLoop]: === Iteration 172 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:03,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:03,293 INFO L85 PathProgramCache]: Analyzing trace with hash 639015669, now seen corresponding path program 43 times [2022-03-03 18:27:03,293 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:03,293 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788097099] [2022-03-03 18:27:03,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:03,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:03,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:03,537 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:03,538 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788097099] [2022-03-03 18:27:03,538 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788097099] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:03,538 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:03,538 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:03,538 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893397290] [2022-03-03 18:27:03,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:03,538 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:03,538 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:03,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:03,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:03,539 INFO L87 Difference]: Start difference. First operand 3346 states and 6518 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:06,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:06,060 INFO L93 Difference]: Finished difference Result 6654 states and 12859 transitions. [2022-03-03 18:27:06,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:27:06,061 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:06,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:06,069 INFO L225 Difference]: With dead ends: 6654 [2022-03-03 18:27:06,069 INFO L226 Difference]: Without dead ends: 6654 [2022-03-03 18:27:06,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1384 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=704, Invalid=4266, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:27:06,070 INFO L933 BasicCegarLoop]: 419 mSDtfsCounter, 1306 mSDsluCounter, 4997 mSDsCounter, 0 mSdLazyCounter, 4585 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1306 SdHoareTripleChecker+Valid, 5413 SdHoareTripleChecker+Invalid, 4807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 4585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:06,070 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1306 Valid, 5413 Invalid, 4807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 4585 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:27:06,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6654 states. [2022-03-03 18:27:06,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6654 to 3340. [2022-03-03 18:27:06,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3340 states, 3328 states have (on average 1.9549278846153846) internal successors, (6506), 3339 states have internal predecessors, (6506), 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) [2022-03-03 18:27:06,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3340 states to 3340 states and 6506 transitions. [2022-03-03 18:27:06,120 INFO L78 Accepts]: Start accepts. Automaton has 3340 states and 6506 transitions. Word has length 135 [2022-03-03 18:27:06,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:06,120 INFO L470 AbstractCegarLoop]: Abstraction has 3340 states and 6506 transitions. [2022-03-03 18:27:06,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:06,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3340 states and 6506 transitions. [2022-03-03 18:27:06,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:06,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:06,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:06,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable171 [2022-03-03 18:27:06,121 INFO L402 AbstractCegarLoop]: === Iteration 173 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:06,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:06,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1882773091, now seen corresponding path program 44 times [2022-03-03 18:27:06,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:06,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1885067709] [2022-03-03 18:27:06,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:06,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:06,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:06,356 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:06,356 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1885067709] [2022-03-03 18:27:06,356 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1885067709] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:06,356 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:06,356 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:06,356 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198966145] [2022-03-03 18:27:06,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:06,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:06,357 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:06,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:06,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:06,357 INFO L87 Difference]: Start difference. First operand 3340 states and 6506 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:08,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:08,497 INFO L93 Difference]: Finished difference Result 6596 states and 12744 transitions. [2022-03-03 18:27:08,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:27:08,497 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:08,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:08,522 INFO L225 Difference]: With dead ends: 6596 [2022-03-03 18:27:08,523 INFO L226 Difference]: Without dead ends: 6596 [2022-03-03 18:27:08,523 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1294 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=650, Invalid=4042, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:27:08,523 INFO L933 BasicCegarLoop]: 372 mSDtfsCounter, 1402 mSDsluCounter, 4090 mSDsCounter, 0 mSdLazyCounter, 3620 mSolverCounterSat, 199 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1402 SdHoareTripleChecker+Valid, 4459 SdHoareTripleChecker+Invalid, 3819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 199 IncrementalHoareTripleChecker+Valid, 3620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:08,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1402 Valid, 4459 Invalid, 3819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [199 Valid, 3620 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:27:08,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6596 states. [2022-03-03 18:27:08,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6596 to 3344. [2022-03-03 18:27:08,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3344 states, 3332 states have (on average 1.9549819927971188) internal successors, (6514), 3343 states have internal predecessors, (6514), 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) [2022-03-03 18:27:08,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3344 states to 3344 states and 6514 transitions. [2022-03-03 18:27:08,558 INFO L78 Accepts]: Start accepts. Automaton has 3344 states and 6514 transitions. Word has length 135 [2022-03-03 18:27:08,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:08,558 INFO L470 AbstractCegarLoop]: Abstraction has 3344 states and 6514 transitions. [2022-03-03 18:27:08,558 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:08,558 INFO L276 IsEmpty]: Start isEmpty. Operand 3344 states and 6514 transitions. [2022-03-03 18:27:08,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:08,559 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:08,560 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:08,560 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable172 [2022-03-03 18:27:08,560 INFO L402 AbstractCegarLoop]: === Iteration 174 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:08,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:08,560 INFO L85 PathProgramCache]: Analyzing trace with hash 646892997, now seen corresponding path program 45 times [2022-03-03 18:27:08,560 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:08,560 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1987759022] [2022-03-03 18:27:08,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:08,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:08,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:08,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:08,793 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:08,794 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1987759022] [2022-03-03 18:27:08,794 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1987759022] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:08,794 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:08,794 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:08,794 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143630749] [2022-03-03 18:27:08,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:08,794 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:08,794 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:08,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:08,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:08,794 INFO L87 Difference]: Start difference. First operand 3344 states and 6514 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:11,080 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:11,080 INFO L93 Difference]: Finished difference Result 6716 states and 12979 transitions. [2022-03-03 18:27:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:27:11,081 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:11,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:11,088 INFO L225 Difference]: With dead ends: 6716 [2022-03-03 18:27:11,088 INFO L226 Difference]: Without dead ends: 6716 [2022-03-03 18:27:11,089 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1391 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=685, Invalid=4285, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:27:11,089 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1524 mSDsluCounter, 4098 mSDsCounter, 0 mSdLazyCounter, 3682 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1524 SdHoareTripleChecker+Valid, 4481 SdHoareTripleChecker+Invalid, 3952 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 3682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:11,089 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1524 Valid, 4481 Invalid, 3952 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 3682 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:27:11,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6716 states. [2022-03-03 18:27:11,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6716 to 3342. [2022-03-03 18:27:11,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3342 states, 3330 states have (on average 1.954954954954955) internal successors, (6510), 3341 states have internal predecessors, (6510), 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) [2022-03-03 18:27:11,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3342 states to 3342 states and 6510 transitions. [2022-03-03 18:27:11,126 INFO L78 Accepts]: Start accepts. Automaton has 3342 states and 6510 transitions. Word has length 135 [2022-03-03 18:27:11,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:11,126 INFO L470 AbstractCegarLoop]: Abstraction has 3342 states and 6510 transitions. [2022-03-03 18:27:11,127 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:11,127 INFO L276 IsEmpty]: Start isEmpty. Operand 3342 states and 6510 transitions. [2022-03-03 18:27:11,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:11,128 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:11,128 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:11,128 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173 [2022-03-03 18:27:11,128 INFO L402 AbstractCegarLoop]: === Iteration 175 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:11,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:11,128 INFO L85 PathProgramCache]: Analyzing trace with hash -1447244509, now seen corresponding path program 46 times [2022-03-03 18:27:11,128 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:11,128 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149208055] [2022-03-03 18:27:11,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:11,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:11,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:11,357 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:11,357 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149208055] [2022-03-03 18:27:11,357 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149208055] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:11,357 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:11,357 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:11,357 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240583686] [2022-03-03 18:27:11,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:11,357 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:11,357 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:11,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:11,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:11,358 INFO L87 Difference]: Start difference. First operand 3342 states and 6510 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:13,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:13,525 INFO L93 Difference]: Finished difference Result 6736 states and 13023 transitions. [2022-03-03 18:27:13,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:27:13,526 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:13,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:13,533 INFO L225 Difference]: With dead ends: 6736 [2022-03-03 18:27:13,533 INFO L226 Difference]: Without dead ends: 6736 [2022-03-03 18:27:13,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1343 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=661, Invalid=4169, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:27:13,533 INFO L933 BasicCegarLoop]: 403 mSDtfsCounter, 1435 mSDsluCounter, 4010 mSDsCounter, 0 mSdLazyCounter, 3579 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 4410 SdHoareTripleChecker+Invalid, 3870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 3579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:13,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1435 Valid, 4410 Invalid, 3870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 3579 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:27:13,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6736 states. [2022-03-03 18:27:13,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6736 to 3336. [2022-03-03 18:27:13,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 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) [2022-03-03 18:27:13,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-03-03 18:27:13,572 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-03-03 18:27:13,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:13,572 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-03-03 18:27:13,572 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:13,572 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-03-03 18:27:13,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:13,573 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:13,573 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:13,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable174 [2022-03-03 18:27:13,574 INFO L402 AbstractCegarLoop]: === Iteration 176 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:13,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:13,574 INFO L85 PathProgramCache]: Analyzing trace with hash 1910316357, now seen corresponding path program 47 times [2022-03-03 18:27:13,574 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:13,574 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972739521] [2022-03-03 18:27:13,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:13,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:13,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:13,809 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:13,809 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972739521] [2022-03-03 18:27:13,809 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972739521] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:13,809 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:13,809 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:13,809 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1752803999] [2022-03-03 18:27:13,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:13,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:13,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:13,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:13,810 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:13,810 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:15,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:15,864 INFO L93 Difference]: Finished difference Result 6584 states and 12720 transitions. [2022-03-03 18:27:15,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:27:15,864 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:15,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:15,871 INFO L225 Difference]: With dead ends: 6584 [2022-03-03 18:27:15,871 INFO L226 Difference]: Without dead ends: 6584 [2022-03-03 18:27:15,871 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1254 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=619, Invalid=3937, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:27:15,871 INFO L933 BasicCegarLoop]: 351 mSDtfsCounter, 1397 mSDsluCounter, 4153 mSDsCounter, 0 mSdLazyCounter, 3480 mSolverCounterSat, 232 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1397 SdHoareTripleChecker+Valid, 4501 SdHoareTripleChecker+Invalid, 3712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 232 IncrementalHoareTripleChecker+Valid, 3480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:15,871 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1397 Valid, 4501 Invalid, 3712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [232 Valid, 3480 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:27:15,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2022-03-03 18:27:15,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 3336. [2022-03-03 18:27:15,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3336 states, 3324 states have (on average 1.9548736462093863) internal successors, (6498), 3335 states have internal predecessors, (6498), 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) [2022-03-03 18:27:15,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3336 states to 3336 states and 6498 transitions. [2022-03-03 18:27:15,906 INFO L78 Accepts]: Start accepts. Automaton has 3336 states and 6498 transitions. Word has length 135 [2022-03-03 18:27:15,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:15,906 INFO L470 AbstractCegarLoop]: Abstraction has 3336 states and 6498 transitions. [2022-03-03 18:27:15,906 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:15,906 INFO L276 IsEmpty]: Start isEmpty. Operand 3336 states and 6498 transitions. [2022-03-03 18:27:15,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:15,907 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:15,907 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:15,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable175 [2022-03-03 18:27:15,908 INFO L402 AbstractCegarLoop]: === Iteration 177 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:15,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:15,908 INFO L85 PathProgramCache]: Analyzing trace with hash 674436263, now seen corresponding path program 48 times [2022-03-03 18:27:15,908 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:15,908 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20831094] [2022-03-03 18:27:15,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:15,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:16,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:16,160 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:16,160 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20831094] [2022-03-03 18:27:16,160 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20831094] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:16,160 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:16,160 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:16,160 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437942401] [2022-03-03 18:27:16,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:16,160 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:16,160 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:16,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:16,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:16,161 INFO L87 Difference]: Start difference. First operand 3336 states and 6498 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:18,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:18,397 INFO L93 Difference]: Finished difference Result 6704 states and 12955 transitions. [2022-03-03 18:27:18,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:27:18,397 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:18,397 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:18,403 INFO L225 Difference]: With dead ends: 6704 [2022-03-03 18:27:18,403 INFO L226 Difference]: Without dead ends: 6704 [2022-03-03 18:27:18,404 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1350 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=653, Invalid=4177, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:27:18,404 INFO L933 BasicCegarLoop]: 365 mSDtfsCounter, 1355 mSDsluCounter, 4070 mSDsCounter, 0 mSdLazyCounter, 3404 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1355 SdHoareTripleChecker+Valid, 4432 SdHoareTripleChecker+Invalid, 3678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 3404 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:18,404 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1355 Valid, 4432 Invalid, 3678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 3404 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:27:18,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6704 states. [2022-03-03 18:27:18,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6704 to 3334. [2022-03-03 18:27:18,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3334 states, 3322 states have (on average 1.9548464780252859) internal successors, (6494), 3333 states have internal predecessors, (6494), 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) [2022-03-03 18:27:18,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3334 states to 3334 states and 6494 transitions. [2022-03-03 18:27:18,440 INFO L78 Accepts]: Start accepts. Automaton has 3334 states and 6494 transitions. Word has length 135 [2022-03-03 18:27:18,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:18,440 INFO L470 AbstractCegarLoop]: Abstraction has 3334 states and 6494 transitions. [2022-03-03 18:27:18,440 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:18,440 INFO L276 IsEmpty]: Start isEmpty. Operand 3334 states and 6494 transitions. [2022-03-03 18:27:18,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:18,441 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:18,441 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:18,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable176 [2022-03-03 18:27:18,441 INFO L402 AbstractCegarLoop]: === Iteration 178 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:18,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:18,442 INFO L85 PathProgramCache]: Analyzing trace with hash -1419701243, now seen corresponding path program 49 times [2022-03-03 18:27:18,442 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:18,442 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463700730] [2022-03-03 18:27:18,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:18,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:18,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:18,670 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:18,670 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463700730] [2022-03-03 18:27:18,670 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463700730] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:18,670 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:18,670 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:18,670 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141375909] [2022-03-03 18:27:18,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:18,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:18,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:18,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:18,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:18,671 INFO L87 Difference]: Start difference. First operand 3334 states and 6494 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:20,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:20,950 INFO L93 Difference]: Finished difference Result 6784 states and 13115 transitions. [2022-03-03 18:27:20,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:27:20,950 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:20,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:20,958 INFO L225 Difference]: With dead ends: 6784 [2022-03-03 18:27:20,958 INFO L226 Difference]: Without dead ends: 6784 [2022-03-03 18:27:20,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1355 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=647, Invalid=4183, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:27:20,958 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1290 mSDsluCounter, 4348 mSDsCounter, 0 mSdLazyCounter, 3861 mSolverCounterSat, 233 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1290 SdHoareTripleChecker+Valid, 4727 SdHoareTripleChecker+Invalid, 4094 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 233 IncrementalHoareTripleChecker+Valid, 3861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:20,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1290 Valid, 4727 Invalid, 4094 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [233 Valid, 3861 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:27:20,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6784 states. [2022-03-03 18:27:20,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6784 to 3332. [2022-03-03 18:27:20,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3332 states, 3320 states have (on average 1.9548192771084338) internal successors, (6490), 3331 states have internal predecessors, (6490), 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) [2022-03-03 18:27:21,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3332 states to 3332 states and 6490 transitions. [2022-03-03 18:27:21,001 INFO L78 Accepts]: Start accepts. Automaton has 3332 states and 6490 transitions. Word has length 135 [2022-03-03 18:27:21,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:21,001 INFO L470 AbstractCegarLoop]: Abstraction has 3332 states and 6490 transitions. [2022-03-03 18:27:21,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:21,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 6490 transitions. [2022-03-03 18:27:21,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:21,002 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:21,002 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:21,003 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable177 [2022-03-03 18:27:21,003 INFO L402 AbstractCegarLoop]: === Iteration 179 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:21,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:21,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1312848217, now seen corresponding path program 50 times [2022-03-03 18:27:21,003 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:21,003 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1379906311] [2022-03-03 18:27:21,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:21,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:21,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:21,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:21,235 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:21,235 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1379906311] [2022-03-03 18:27:21,235 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1379906311] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:21,235 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:21,235 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:21,235 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96078451] [2022-03-03 18:27:21,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:21,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:21,235 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:21,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:21,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:21,236 INFO L87 Difference]: Start difference. First operand 3332 states and 6490 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:23,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:23,650 INFO L93 Difference]: Finished difference Result 6619 states and 12789 transitions. [2022-03-03 18:27:23,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:27:23,650 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:23,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:23,657 INFO L225 Difference]: With dead ends: 6619 [2022-03-03 18:27:23,657 INFO L226 Difference]: Without dead ends: 6619 [2022-03-03 18:27:23,657 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1305 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=624, Invalid=4068, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:27:23,658 INFO L933 BasicCegarLoop]: 396 mSDtfsCounter, 1316 mSDsluCounter, 4902 mSDsCounter, 0 mSdLazyCounter, 4493 mSolverCounterSat, 212 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1316 SdHoareTripleChecker+Valid, 5295 SdHoareTripleChecker+Invalid, 4705 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 212 IncrementalHoareTripleChecker+Valid, 4493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:23,658 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1316 Valid, 5295 Invalid, 4705 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [212 Valid, 4493 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:27:23,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6619 states. [2022-03-03 18:27:23,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6619 to 3278. [2022-03-03 18:27:23,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3278 states, 3266 states have (on average 1.9540722596448254) internal successors, (6382), 3277 states have internal predecessors, (6382), 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) [2022-03-03 18:27:23,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3278 states to 3278 states and 6382 transitions. [2022-03-03 18:27:23,692 INFO L78 Accepts]: Start accepts. Automaton has 3278 states and 6382 transitions. Word has length 135 [2022-03-03 18:27:23,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:23,692 INFO L470 AbstractCegarLoop]: Abstraction has 3278 states and 6382 transitions. [2022-03-03 18:27:23,692 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:23,692 INFO L276 IsEmpty]: Start isEmpty. Operand 3278 states and 6382 transitions. [2022-03-03 18:27:23,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:23,693 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:23,694 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:23,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable178 [2022-03-03 18:27:23,694 INFO L402 AbstractCegarLoop]: === Iteration 180 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:23,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:23,694 INFO L85 PathProgramCache]: Analyzing trace with hash 288450095, now seen corresponding path program 49 times [2022-03-03 18:27:23,694 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:23,694 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767558414] [2022-03-03 18:27:23,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:23,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:24,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:24,013 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:24,013 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1767558414] [2022-03-03 18:27:24,013 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1767558414] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:24,013 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:24,013 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:27:24,013 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1283352615] [2022-03-03 18:27:24,013 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:24,013 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:27:24,013 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:24,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:27:24,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:27:24,014 INFO L87 Difference]: Start difference. First operand 3278 states and 6382 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:27:25,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:25,446 INFO L93 Difference]: Finished difference Result 4631 states and 9072 transitions. [2022-03-03 18:27:25,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:27:25,447 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:25,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:25,451 INFO L225 Difference]: With dead ends: 4631 [2022-03-03 18:27:25,451 INFO L226 Difference]: Without dead ends: 4631 [2022-03-03 18:27:25,451 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 700 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=521, Invalid=2559, Unknown=0, NotChecked=0, Total=3080 [2022-03-03 18:27:25,451 INFO L933 BasicCegarLoop]: 232 mSDtfsCounter, 1023 mSDsluCounter, 2630 mSDsCounter, 0 mSdLazyCounter, 2010 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1023 SdHoareTripleChecker+Valid, 2860 SdHoareTripleChecker+Invalid, 2123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2010 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:25,451 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1023 Valid, 2860 Invalid, 2123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2010 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:27:25,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4631 states. [2022-03-03 18:27:25,475 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4631 to 3272. [2022-03-03 18:27:25,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 3260 states have (on average 1.9539877300613497) internal successors, (6370), 3271 states have internal predecessors, (6370), 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) [2022-03-03 18:27:25,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 6370 transitions. [2022-03-03 18:27:25,480 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 6370 transitions. Word has length 135 [2022-03-03 18:27:25,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:25,480 INFO L470 AbstractCegarLoop]: Abstraction has 3272 states and 6370 transitions. [2022-03-03 18:27:25,480 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:27:25,480 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 6370 transitions. [2022-03-03 18:27:25,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:25,482 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:25,482 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:25,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable179 [2022-03-03 18:27:25,482 INFO L402 AbstractCegarLoop]: === Iteration 181 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:25,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:25,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1600168073, now seen corresponding path program 50 times [2022-03-03 18:27:25,482 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:25,482 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360001982] [2022-03-03 18:27:25,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:25,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:25,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:25,781 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:25,781 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:25,782 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360001982] [2022-03-03 18:27:25,782 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360001982] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:25,782 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:25,782 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:27:25,782 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1983986620] [2022-03-03 18:27:25,782 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:25,782 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:27:25,782 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:25,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:27:25,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:27:25,782 INFO L87 Difference]: Start difference. First operand 3272 states and 6370 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:27:27,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:27,348 INFO L93 Difference]: Finished difference Result 4663 states and 9134 transitions. [2022-03-03 18:27:27,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:27:27,348 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:27,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:27,353 INFO L225 Difference]: With dead ends: 4663 [2022-03-03 18:27:27,353 INFO L226 Difference]: Without dead ends: 4663 [2022-03-03 18:27:27,354 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=2863, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:27:27,354 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 1167 mSDsluCounter, 2732 mSDsCounter, 0 mSdLazyCounter, 2206 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1167 SdHoareTripleChecker+Valid, 2971 SdHoareTripleChecker+Invalid, 2347 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 2206 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:27,354 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1167 Valid, 2971 Invalid, 2347 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 2206 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:27:27,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4663 states. [2022-03-03 18:27:27,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4663 to 3266. [2022-03-03 18:27:27,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3266 states, 3254 states have (on average 1.953902888752305) internal successors, (6358), 3265 states have internal predecessors, (6358), 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) [2022-03-03 18:27:27,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3266 states to 3266 states and 6358 transitions. [2022-03-03 18:27:27,389 INFO L78 Accepts]: Start accepts. Automaton has 3266 states and 6358 transitions. Word has length 135 [2022-03-03 18:27:27,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:27,389 INFO L470 AbstractCegarLoop]: Abstraction has 3266 states and 6358 transitions. [2022-03-03 18:27:27,389 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:27:27,389 INFO L276 IsEmpty]: Start isEmpty. Operand 3266 states and 6358 transitions. [2022-03-03 18:27:27,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:27,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:27,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:27,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable180 [2022-03-03 18:27:27,391 INFO L402 AbstractCegarLoop]: === Iteration 182 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:27,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:27,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1582220015, now seen corresponding path program 51 times [2022-03-03 18:27:27,391 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:27,391 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132197229] [2022-03-03 18:27:27,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:27,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:27,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:27,697 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:27,697 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132197229] [2022-03-03 18:27:27,697 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132197229] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:27,697 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:27,697 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:27:27,697 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976270847] [2022-03-03 18:27:27,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:27,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:27:27,698 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:27,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:27:27,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:27:27,698 INFO L87 Difference]: Start difference. First operand 3266 states and 6358 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:27:29,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:29,314 INFO L93 Difference]: Finished difference Result 4720 states and 9244 transitions. [2022-03-03 18:27:29,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:27:29,314 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:29,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:29,319 INFO L225 Difference]: With dead ends: 4720 [2022-03-03 18:27:29,319 INFO L226 Difference]: Without dead ends: 4720 [2022-03-03 18:27:29,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=553, Invalid=2987, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:27:29,320 INFO L933 BasicCegarLoop]: 247 mSDtfsCounter, 1036 mSDsluCounter, 2962 mSDsCounter, 0 mSdLazyCounter, 2407 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1036 SdHoareTripleChecker+Valid, 3207 SdHoareTripleChecker+Invalid, 2543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 2407 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:29,320 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1036 Valid, 3207 Invalid, 2543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 2407 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:27:29,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4720 states. [2022-03-03 18:27:29,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4720 to 3260. [2022-03-03 18:27:29,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3260 states, 3248 states have (on average 1.9538177339901477) internal successors, (6346), 3259 states have internal predecessors, (6346), 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) [2022-03-03 18:27:29,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 3260 states and 6346 transitions. [2022-03-03 18:27:29,349 INFO L78 Accepts]: Start accepts. Automaton has 3260 states and 6346 transitions. Word has length 135 [2022-03-03 18:27:29,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:29,349 INFO L470 AbstractCegarLoop]: Abstraction has 3260 states and 6346 transitions. [2022-03-03 18:27:29,349 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:27:29,349 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 6346 transitions. [2022-03-03 18:27:29,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:29,350 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:29,350 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:29,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable181 [2022-03-03 18:27:29,350 INFO L402 AbstractCegarLoop]: === Iteration 183 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:29,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:29,350 INFO L85 PathProgramCache]: Analyzing trace with hash -1789705801, now seen corresponding path program 52 times [2022-03-03 18:27:29,350 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:29,350 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020725703] [2022-03-03 18:27:29,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:29,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:29,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:29,651 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:29,651 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020725703] [2022-03-03 18:27:29,651 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020725703] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:29,651 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:29,651 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:27:29,651 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474234832] [2022-03-03 18:27:29,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:29,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:27:29,651 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:29,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:27:29,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:27:29,652 INFO L87 Difference]: Start difference. First operand 3260 states and 6346 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:27:31,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:31,425 INFO L93 Difference]: Finished difference Result 4737 states and 9271 transitions. [2022-03-03 18:27:31,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:27:31,425 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:31,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:31,430 INFO L225 Difference]: With dead ends: 4737 [2022-03-03 18:27:31,431 INFO L226 Difference]: Without dead ends: 4737 [2022-03-03 18:27:31,431 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 900 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=3101, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:27:31,431 INFO L933 BasicCegarLoop]: 256 mSDtfsCounter, 1037 mSDsluCounter, 3293 mSDsCounter, 0 mSdLazyCounter, 2824 mSolverCounterSat, 147 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1037 SdHoareTripleChecker+Valid, 3547 SdHoareTripleChecker+Invalid, 2971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 147 IncrementalHoareTripleChecker+Valid, 2824 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:31,431 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1037 Valid, 3547 Invalid, 2971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [147 Valid, 2824 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:27:31,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4737 states. [2022-03-03 18:27:31,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4737 to 3182. [2022-03-03 18:27:31,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3182 states, 3170 states have (on average 1.9514195583596214) internal successors, (6186), 3181 states have internal predecessors, (6186), 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) [2022-03-03 18:27:31,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3182 states to 3182 states and 6186 transitions. [2022-03-03 18:27:31,468 INFO L78 Accepts]: Start accepts. Automaton has 3182 states and 6186 transitions. Word has length 135 [2022-03-03 18:27:31,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:31,468 INFO L470 AbstractCegarLoop]: Abstraction has 3182 states and 6186 transitions. [2022-03-03 18:27:31,468 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:27:31,468 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 6186 transitions. [2022-03-03 18:27:31,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:31,470 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:31,470 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:31,470 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable182 [2022-03-03 18:27:31,470 INFO L402 AbstractCegarLoop]: === Iteration 184 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:31,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:31,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1035050705, now seen corresponding path program 51 times [2022-03-03 18:27:31,470 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:31,470 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455052886] [2022-03-03 18:27:31,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:31,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:31,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:31,720 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:31,720 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455052886] [2022-03-03 18:27:31,720 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455052886] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:31,720 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:31,720 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:31,720 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969406882] [2022-03-03 18:27:31,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:31,720 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:31,720 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:31,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:31,721 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:31,721 INFO L87 Difference]: Start difference. First operand 3182 states and 6186 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:33,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:33,666 INFO L93 Difference]: Finished difference Result 5362 states and 10356 transitions. [2022-03-03 18:27:33,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:27:33,666 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:33,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:33,672 INFO L225 Difference]: With dead ends: 5362 [2022-03-03 18:27:33,672 INFO L226 Difference]: Without dead ends: 5342 [2022-03-03 18:27:33,673 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=655, Invalid=4175, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:27:33,673 INFO L933 BasicCegarLoop]: 298 mSDtfsCounter, 1722 mSDsluCounter, 3180 mSDsCounter, 0 mSdLazyCounter, 3020 mSolverCounterSat, 246 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1722 SdHoareTripleChecker+Valid, 3475 SdHoareTripleChecker+Invalid, 3266 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 246 IncrementalHoareTripleChecker+Valid, 3020 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:33,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1722 Valid, 3475 Invalid, 3266 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [246 Valid, 3020 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:27:33,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5342 states. [2022-03-03 18:27:33,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5342 to 3282. [2022-03-03 18:27:33,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3282 states, 3270 states have (on average 1.9541284403669725) internal successors, (6390), 3281 states have internal predecessors, (6390), 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) [2022-03-03 18:27:33,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3282 states to 3282 states and 6390 transitions. [2022-03-03 18:27:33,710 INFO L78 Accepts]: Start accepts. Automaton has 3282 states and 6390 transitions. Word has length 135 [2022-03-03 18:27:33,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:33,711 INFO L470 AbstractCegarLoop]: Abstraction has 3282 states and 6390 transitions. [2022-03-03 18:27:33,711 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:33,711 INFO L276 IsEmpty]: Start isEmpty. Operand 3282 states and 6390 transitions. [2022-03-03 18:27:33,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:33,712 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:33,712 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:33,712 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable183 [2022-03-03 18:27:33,712 INFO L402 AbstractCegarLoop]: === Iteration 185 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:33,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:33,712 INFO L85 PathProgramCache]: Analyzing trace with hash 206295927, now seen corresponding path program 53 times [2022-03-03 18:27:33,712 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:33,713 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562172982] [2022-03-03 18:27:33,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:33,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:33,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:33,932 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:33,932 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562172982] [2022-03-03 18:27:33,932 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [562172982] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:33,932 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:33,932 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:33,932 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188165291] [2022-03-03 18:27:33,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:33,932 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:33,932 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:33,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:33,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:33,933 INFO L87 Difference]: Start difference. First operand 3282 states and 6390 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:35,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:35,308 INFO L93 Difference]: Finished difference Result 4692 states and 9110 transitions. [2022-03-03 18:27:35,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:27:35,309 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:35,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:35,314 INFO L225 Difference]: With dead ends: 4692 [2022-03-03 18:27:35,314 INFO L226 Difference]: Without dead ends: 4692 [2022-03-03 18:27:35,315 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1204 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=640, Invalid=3520, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:27:35,315 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 1413 mSDsluCounter, 3085 mSDsCounter, 0 mSdLazyCounter, 2279 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 3350 SdHoareTripleChecker+Invalid, 2385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:35,315 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1413 Valid, 3350 Invalid, 2385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2279 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:27:35,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4692 states. [2022-03-03 18:27:35,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4692 to 3255. [2022-03-03 18:27:35,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 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) [2022-03-03 18:27:35,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-03-03 18:27:35,355 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-03-03 18:27:35,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:35,355 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-03-03 18:27:35,355 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:35,355 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-03-03 18:27:35,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:35,356 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:35,357 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:35,357 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184 [2022-03-03 18:27:35,357 INFO L402 AbstractCegarLoop]: === Iteration 186 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:35,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:35,357 INFO L85 PathProgramCache]: Analyzing trace with hash -2020756063, now seen corresponding path program 52 times [2022-03-03 18:27:35,357 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:35,357 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738838916] [2022-03-03 18:27:35,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:35,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:35,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:35,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:35,589 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:35,589 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738838916] [2022-03-03 18:27:35,589 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738838916] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:35,589 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:35,589 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:35,589 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179309103] [2022-03-03 18:27:35,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:35,590 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:35,590 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:35,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:35,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:35,590 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:37,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:37,613 INFO L93 Difference]: Finished difference Result 5923 states and 11422 transitions. [2022-03-03 18:27:37,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:27:37,614 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:37,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:37,620 INFO L225 Difference]: With dead ends: 5923 [2022-03-03 18:27:37,620 INFO L226 Difference]: Without dead ends: 5923 [2022-03-03 18:27:37,620 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1281 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=640, Invalid=3916, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:27:37,620 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1439 mSDsluCounter, 3525 mSDsCounter, 0 mSdLazyCounter, 3387 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1439 SdHoareTripleChecker+Valid, 3829 SdHoareTripleChecker+Invalid, 3541 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 3387 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:37,620 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1439 Valid, 3829 Invalid, 3541 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 3387 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:27:37,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5923 states. [2022-03-03 18:27:37,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5923 to 3261. [2022-03-03 18:27:37,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3261 states, 3249 states have (on average 1.9526008002462296) internal successors, (6344), 3260 states have internal predecessors, (6344), 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) [2022-03-03 18:27:37,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 3261 states and 6344 transitions. [2022-03-03 18:27:37,655 INFO L78 Accepts]: Start accepts. Automaton has 3261 states and 6344 transitions. Word has length 135 [2022-03-03 18:27:37,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:37,655 INFO L470 AbstractCegarLoop]: Abstraction has 3261 states and 6344 transitions. [2022-03-03 18:27:37,655 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:37,655 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 6344 transitions. [2022-03-03 18:27:37,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:37,656 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:37,656 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:37,656 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185 [2022-03-03 18:27:37,656 INFO L402 AbstractCegarLoop]: === Iteration 187 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:37,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:37,657 INFO L85 PathProgramCache]: Analyzing trace with hash -2032648983, now seen corresponding path program 53 times [2022-03-03 18:27:37,657 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:37,657 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [941572275] [2022-03-03 18:27:37,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:37,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:37,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:37,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:37,878 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:37,878 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [941572275] [2022-03-03 18:27:37,878 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [941572275] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:37,878 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:37,878 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:37,878 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182466606] [2022-03-03 18:27:37,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:37,878 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:37,878 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:37,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:37,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:37,879 INFO L87 Difference]: Start difference. First operand 3261 states and 6344 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:40,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:40,011 INFO L93 Difference]: Finished difference Result 6043 states and 11657 transitions. [2022-03-03 18:27:40,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:27:40,011 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:40,011 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:40,018 INFO L225 Difference]: With dead ends: 6043 [2022-03-03 18:27:40,019 INFO L226 Difference]: Without dead ends: 6043 [2022-03-03 18:27:40,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1378 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=673, Invalid=4157, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:27:40,019 INFO L933 BasicCegarLoop]: 323 mSDtfsCounter, 1547 mSDsluCounter, 3757 mSDsCounter, 0 mSdLazyCounter, 3620 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1547 SdHoareTripleChecker+Valid, 4077 SdHoareTripleChecker+Invalid, 3841 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:40,019 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1547 Valid, 4077 Invalid, 3841 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3620 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:27:40,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6043 states. [2022-03-03 18:27:40,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6043 to 3259. [2022-03-03 18:27:40,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 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) [2022-03-03 18:27:40,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-03-03 18:27:40,056 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-03-03 18:27:40,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:40,057 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-03-03 18:27:40,057 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:40,057 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-03-03 18:27:40,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:40,058 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:40,058 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:40,058 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable186 [2022-03-03 18:27:40,058 INFO L402 AbstractCegarLoop]: === Iteration 188 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:40,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:40,058 INFO L85 PathProgramCache]: Analyzing trace with hash -1269512459, now seen corresponding path program 54 times [2022-03-03 18:27:40,058 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:40,058 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298434629] [2022-03-03 18:27:40,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:40,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:40,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:40,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:40,281 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:40,281 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298434629] [2022-03-03 18:27:40,282 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [298434629] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:40,282 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:40,282 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:40,282 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150286651] [2022-03-03 18:27:40,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:40,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:40,282 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:40,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:40,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:40,283 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:42,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:42,386 INFO L93 Difference]: Finished difference Result 6123 states and 11817 transitions. [2022-03-03 18:27:42,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:27:42,387 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:42,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:42,393 INFO L225 Difference]: With dead ends: 6123 [2022-03-03 18:27:42,394 INFO L226 Difference]: Without dead ends: 6123 [2022-03-03 18:27:42,394 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1383 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=666, Invalid=4164, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:27:42,394 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1443 mSDsluCounter, 3555 mSDsCounter, 0 mSdLazyCounter, 3362 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1443 SdHoareTripleChecker+Valid, 3859 SdHoareTripleChecker+Invalid, 3612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 3362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:42,394 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1443 Valid, 3859 Invalid, 3612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 3362 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:27:42,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6123 states. [2022-03-03 18:27:42,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6123 to 3257. [2022-03-03 18:27:42,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 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) [2022-03-03 18:27:42,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-03-03 18:27:42,435 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-03-03 18:27:42,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:42,435 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-03-03 18:27:42,435 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:42,436 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-03-03 18:27:42,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:42,437 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:42,437 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:42,437 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable187 [2022-03-03 18:27:42,437 INFO L402 AbstractCegarLoop]: === Iteration 189 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:42,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:42,438 INFO L85 PathProgramCache]: Analyzing trace with hash -142089573, now seen corresponding path program 55 times [2022-03-03 18:27:42,438 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:42,438 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490569350] [2022-03-03 18:27:42,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:42,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:42,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:42,670 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:42,670 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490569350] [2022-03-03 18:27:42,670 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490569350] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:42,670 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:42,670 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:42,670 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504944596] [2022-03-03 18:27:42,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:42,670 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:42,670 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:42,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:42,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:42,671 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:44,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:44,665 INFO L93 Difference]: Finished difference Result 6187 states and 11945 transitions. [2022-03-03 18:27:44,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:27:44,665 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:44,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:44,672 INFO L225 Difference]: With dead ends: 6187 [2022-03-03 18:27:44,672 INFO L226 Difference]: Without dead ends: 6187 [2022-03-03 18:27:44,672 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1387 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=661, Invalid=4169, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:27:44,673 INFO L933 BasicCegarLoop]: 303 mSDtfsCounter, 1384 mSDsluCounter, 3519 mSDsCounter, 0 mSdLazyCounter, 3194 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1384 SdHoareTripleChecker+Valid, 3819 SdHoareTripleChecker+Invalid, 3429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 3194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:44,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1384 Valid, 3819 Invalid, 3429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 3194 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:27:44,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6187 states. [2022-03-03 18:27:44,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6187 to 3247. [2022-03-03 18:27:44,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3247 states, 3235 states have (on average 1.9523956723338485) internal successors, (6316), 3246 states have internal predecessors, (6316), 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) [2022-03-03 18:27:44,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3247 states to 3247 states and 6316 transitions. [2022-03-03 18:27:44,708 INFO L78 Accepts]: Start accepts. Automaton has 3247 states and 6316 transitions. Word has length 135 [2022-03-03 18:27:44,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:44,708 INFO L470 AbstractCegarLoop]: Abstraction has 3247 states and 6316 transitions. [2022-03-03 18:27:44,708 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:44,708 INFO L276 IsEmpty]: Start isEmpty. Operand 3247 states and 6316 transitions. [2022-03-03 18:27:44,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:44,709 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:44,709 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:44,709 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable188 [2022-03-03 18:27:44,709 INFO L402 AbstractCegarLoop]: === Iteration 190 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:44,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:44,709 INFO L85 PathProgramCache]: Analyzing trace with hash 1778131041, now seen corresponding path program 56 times [2022-03-03 18:27:44,709 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:44,709 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1347962807] [2022-03-03 18:27:44,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:44,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:44,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:44,952 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:44,952 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1347962807] [2022-03-03 18:27:44,952 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1347962807] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:44,952 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:44,952 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:44,952 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557579850] [2022-03-03 18:27:44,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:44,953 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:44,953 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:44,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:44,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:44,953 INFO L87 Difference]: Start difference. First operand 3247 states and 6316 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:46,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:46,923 INFO L93 Difference]: Finished difference Result 5967 states and 11508 transitions. [2022-03-03 18:27:46,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:27:46,924 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:46,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:46,930 INFO L225 Difference]: With dead ends: 5967 [2022-03-03 18:27:46,930 INFO L226 Difference]: Without dead ends: 5967 [2022-03-03 18:27:46,931 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1186 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=683, Invalid=3739, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:27:46,931 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1373 mSDsluCounter, 3391 mSDsCounter, 0 mSdLazyCounter, 3063 mSolverCounterSat, 239 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1373 SdHoareTripleChecker+Valid, 3697 SdHoareTripleChecker+Invalid, 3302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 239 IncrementalHoareTripleChecker+Valid, 3063 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:46,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1373 Valid, 3697 Invalid, 3302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [239 Valid, 3063 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:27:46,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5967 states. [2022-03-03 18:27:46,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5967 to 3259. [2022-03-03 18:27:46,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 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) [2022-03-03 18:27:46,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-03-03 18:27:46,978 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-03-03 18:27:46,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:46,978 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-03-03 18:27:46,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:46,978 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-03-03 18:27:46,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:46,980 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:46,980 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:46,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable189 [2022-03-03 18:27:46,980 INFO L402 AbstractCegarLoop]: === Iteration 191 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:46,980 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:46,980 INFO L85 PathProgramCache]: Analyzing trace with hash 1744531813, now seen corresponding path program 57 times [2022-03-03 18:27:46,980 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:46,981 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2111572627] [2022-03-03 18:27:46,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:46,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:47,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:47,238 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:47,238 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2111572627] [2022-03-03 18:27:47,238 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2111572627] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:47,238 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:47,238 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:47,238 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858114025] [2022-03-03 18:27:47,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:47,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:47,238 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:47,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:47,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:47,239 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:49,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:49,166 INFO L93 Difference]: Finished difference Result 6050 states and 11670 transitions. [2022-03-03 18:27:49,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:27:49,166 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:49,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:49,172 INFO L225 Difference]: With dead ends: 6050 [2022-03-03 18:27:49,172 INFO L226 Difference]: Without dead ends: 6050 [2022-03-03 18:27:49,172 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1335 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=730, Invalid=4100, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:27:49,172 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1566 mSDsluCounter, 3175 mSDsCounter, 0 mSdLazyCounter, 2906 mSolverCounterSat, 307 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1566 SdHoareTripleChecker+Valid, 3484 SdHoareTripleChecker+Invalid, 3213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 307 IncrementalHoareTripleChecker+Valid, 2906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:49,172 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1566 Valid, 3484 Invalid, 3213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [307 Valid, 2906 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:27:49,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6050 states. [2022-03-03 18:27:49,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6050 to 3261. [2022-03-03 18:27:49,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3261 states, 3249 states have (on average 1.9526008002462296) internal successors, (6344), 3260 states have internal predecessors, (6344), 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) [2022-03-03 18:27:49,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3261 states to 3261 states and 6344 transitions. [2022-03-03 18:27:49,213 INFO L78 Accepts]: Start accepts. Automaton has 3261 states and 6344 transitions. Word has length 135 [2022-03-03 18:27:49,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:49,213 INFO L470 AbstractCegarLoop]: Abstraction has 3261 states and 6344 transitions. [2022-03-03 18:27:49,213 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:49,213 INFO L276 IsEmpty]: Start isEmpty. Operand 3261 states and 6344 transitions. [2022-03-03 18:27:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:49,214 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:49,214 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:49,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable190 [2022-03-03 18:27:49,216 INFO L402 AbstractCegarLoop]: === Iteration 192 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:49,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:49,216 INFO L85 PathProgramCache]: Analyzing trace with hash 508651719, now seen corresponding path program 58 times [2022-03-03 18:27:49,217 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:49,217 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114466654] [2022-03-03 18:27:49,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:49,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:49,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:49,487 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:49,487 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114466654] [2022-03-03 18:27:49,487 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114466654] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:49,487 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:49,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:49,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269273673] [2022-03-03 18:27:49,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:49,488 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:49,488 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:49,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:49,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:49,488 INFO L87 Difference]: Start difference. First operand 3261 states and 6344 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:51,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:51,926 INFO L93 Difference]: Finished difference Result 6089 states and 11747 transitions. [2022-03-03 18:27:51,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:27:51,926 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:51,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:51,932 INFO L225 Difference]: With dead ends: 6089 [2022-03-03 18:27:51,932 INFO L226 Difference]: Without dead ends: 6089 [2022-03-03 18:27:51,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1383 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=747, Invalid=4223, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:27:51,933 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1346 mSDsluCounter, 4236 mSDsCounter, 0 mSdLazyCounter, 4100 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 4559 SdHoareTripleChecker+Invalid, 4297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 4100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:51,933 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 4559 Invalid, 4297 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 4100 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:27:51,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6089 states. [2022-03-03 18:27:51,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6089 to 3255. [2022-03-03 18:27:51,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 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) [2022-03-03 18:27:51,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-03-03 18:27:51,970 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-03-03 18:27:51,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:51,970 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-03-03 18:27:51,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:51,970 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-03-03 18:27:51,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:51,971 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:51,971 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:51,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable191 [2022-03-03 18:27:51,971 INFO L402 AbstractCegarLoop]: === Iteration 193 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:51,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:51,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1752409141, now seen corresponding path program 59 times [2022-03-03 18:27:51,971 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:51,972 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281132134] [2022-03-03 18:27:51,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:51,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:51,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:52,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:52,208 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:52,208 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281132134] [2022-03-03 18:27:52,208 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281132134] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:52,208 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:52,208 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:52,208 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475399684] [2022-03-03 18:27:52,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:52,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:52,208 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:52,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:52,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:52,209 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:54,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:54,257 INFO L93 Difference]: Finished difference Result 6031 states and 11632 transitions. [2022-03-03 18:27:54,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:27:54,257 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:54,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:54,264 INFO L225 Difference]: With dead ends: 6031 [2022-03-03 18:27:54,264 INFO L226 Difference]: Without dead ends: 6031 [2022-03-03 18:27:54,265 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1296 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=691, Invalid=4001, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:27:54,265 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1264 mSDsluCounter, 3562 mSDsCounter, 0 mSdLazyCounter, 3308 mSolverCounterSat, 185 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1264 SdHoareTripleChecker+Valid, 3838 SdHoareTripleChecker+Invalid, 3493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 185 IncrementalHoareTripleChecker+Valid, 3308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:54,265 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1264 Valid, 3838 Invalid, 3493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [185 Valid, 3308 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:27:54,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6031 states. [2022-03-03 18:27:54,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6031 to 3259. [2022-03-03 18:27:54,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3259 states, 3247 states have (on average 1.9525716045580537) internal successors, (6340), 3258 states have internal predecessors, (6340), 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) [2022-03-03 18:27:54,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3259 states to 3259 states and 6340 transitions. [2022-03-03 18:27:54,299 INFO L78 Accepts]: Start accepts. Automaton has 3259 states and 6340 transitions. Word has length 135 [2022-03-03 18:27:54,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:54,299 INFO L470 AbstractCegarLoop]: Abstraction has 3259 states and 6340 transitions. [2022-03-03 18:27:54,299 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:54,299 INFO L276 IsEmpty]: Start isEmpty. Operand 3259 states and 6340 transitions. [2022-03-03 18:27:54,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:54,300 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:54,300 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:54,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable192 [2022-03-03 18:27:54,301 INFO L402 AbstractCegarLoop]: === Iteration 194 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:54,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:54,301 INFO L85 PathProgramCache]: Analyzing trace with hash 516529047, now seen corresponding path program 60 times [2022-03-03 18:27:54,301 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:54,301 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319322393] [2022-03-03 18:27:54,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:54,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:54,540 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:54,540 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319322393] [2022-03-03 18:27:54,540 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319322393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:54,540 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:54,540 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:54,540 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405468952] [2022-03-03 18:27:54,540 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:54,540 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:54,540 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:54,540 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:54,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:54,541 INFO L87 Difference]: Start difference. First operand 3259 states and 6340 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:56,662 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:56,662 INFO L93 Difference]: Finished difference Result 6151 states and 11867 transitions. [2022-03-03 18:27:56,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:27:56,663 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:56,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:56,669 INFO L225 Difference]: With dead ends: 6151 [2022-03-03 18:27:56,669 INFO L226 Difference]: Without dead ends: 6151 [2022-03-03 18:27:56,669 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1393 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=726, Invalid=4244, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:27:56,669 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1260 mSDsluCounter, 3544 mSDsCounter, 0 mSdLazyCounter, 3314 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1260 SdHoareTripleChecker+Valid, 3834 SdHoareTripleChecker+Invalid, 3549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 3314 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:56,669 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1260 Valid, 3834 Invalid, 3549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 3314 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:27:56,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6151 states. [2022-03-03 18:27:56,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6151 to 3257. [2022-03-03 18:27:56,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 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) [2022-03-03 18:27:56,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-03-03 18:27:56,706 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-03-03 18:27:56,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:56,707 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-03-03 18:27:56,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:56,707 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-03-03 18:27:56,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:56,708 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:56,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:56,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable193 [2022-03-03 18:27:56,708 INFO L402 AbstractCegarLoop]: === Iteration 195 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:56,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:56,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1577608459, now seen corresponding path program 61 times [2022-03-03 18:27:56,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:56,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1682407818] [2022-03-03 18:27:56,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:56,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:56,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:56,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:56,941 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:56,941 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1682407818] [2022-03-03 18:27:56,941 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1682407818] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:56,941 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:56,941 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:56,941 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158921745] [2022-03-03 18:27:56,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:56,941 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:56,942 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:56,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:56,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:56,942 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:59,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:27:59,135 INFO L93 Difference]: Finished difference Result 6171 states and 11911 transitions. [2022-03-03 18:27:59,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:27:59,136 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:27:59,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:27:59,143 INFO L225 Difference]: With dead ends: 6171 [2022-03-03 18:27:59,143 INFO L226 Difference]: Without dead ends: 6171 [2022-03-03 18:27:59,143 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1345 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=702, Invalid=4128, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:27:59,148 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1235 mSDsluCounter, 3816 mSDsCounter, 0 mSdLazyCounter, 3539 mSolverCounterSat, 249 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 4123 SdHoareTripleChecker+Invalid, 3788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 249 IncrementalHoareTripleChecker+Valid, 3539 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:27:59,149 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 4123 Invalid, 3788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [249 Valid, 3539 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:27:59,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6171 states. [2022-03-03 18:27:59,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6171 to 3251. [2022-03-03 18:27:59,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3251 states, 3239 states have (on average 1.9524544612534733) internal successors, (6324), 3250 states have internal predecessors, (6324), 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) [2022-03-03 18:27:59,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3251 states to 3251 states and 6324 transitions. [2022-03-03 18:27:59,190 INFO L78 Accepts]: Start accepts. Automaton has 3251 states and 6324 transitions. Word has length 135 [2022-03-03 18:27:59,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:27:59,191 INFO L470 AbstractCegarLoop]: Abstraction has 3251 states and 6324 transitions. [2022-03-03 18:27:59,191 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:27:59,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 6324 transitions. [2022-03-03 18:27:59,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:27:59,192 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:27:59,192 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:27:59,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable194 [2022-03-03 18:27:59,192 INFO L402 AbstractCegarLoop]: === Iteration 196 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:27:59,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:27:59,192 INFO L85 PathProgramCache]: Analyzing trace with hash 1779952407, now seen corresponding path program 62 times [2022-03-03 18:27:59,192 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:27:59,192 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235179416] [2022-03-03 18:27:59,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:27:59,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:27:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:27:59,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:27:59,430 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:27:59,430 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235179416] [2022-03-03 18:27:59,430 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [235179416] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:27:59,430 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:27:59,430 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:27:59,430 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679600954] [2022-03-03 18:27:59,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:27:59,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:27:59,431 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:27:59,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:27:59,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:27:59,431 INFO L87 Difference]: Start difference. First operand 3251 states and 6324 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:01,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:01,364 INFO L93 Difference]: Finished difference Result 6019 states and 11608 transitions. [2022-03-03 18:28:01,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:28:01,364 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:01,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:01,370 INFO L225 Difference]: With dead ends: 6019 [2022-03-03 18:28:01,370 INFO L226 Difference]: Without dead ends: 6019 [2022-03-03 18:28:01,371 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1257 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=658, Invalid=3898, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:28:01,371 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 1334 mSDsluCounter, 3357 mSDsCounter, 0 mSdLazyCounter, 2901 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1334 SdHoareTripleChecker+Valid, 3612 SdHoareTripleChecker+Invalid, 3135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 2901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:01,371 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1334 Valid, 3612 Invalid, 3135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 2901 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:28:01,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6019 states. [2022-03-03 18:28:01,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6019 to 3257. [2022-03-03 18:28:01,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3257 states, 3245 states have (on average 1.952542372881356) internal successors, (6336), 3256 states have internal predecessors, (6336), 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) [2022-03-03 18:28:01,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3257 states to 3257 states and 6336 transitions. [2022-03-03 18:28:01,405 INFO L78 Accepts]: Start accepts. Automaton has 3257 states and 6336 transitions. Word has length 135 [2022-03-03 18:28:01,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:01,405 INFO L470 AbstractCegarLoop]: Abstraction has 3257 states and 6336 transitions. [2022-03-03 18:28:01,405 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:01,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3257 states and 6336 transitions. [2022-03-03 18:28:01,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:01,406 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:01,406 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:01,406 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195 [2022-03-03 18:28:01,406 INFO L402 AbstractCegarLoop]: === Iteration 197 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:01,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:01,407 INFO L85 PathProgramCache]: Analyzing trace with hash 544072313, now seen corresponding path program 63 times [2022-03-03 18:28:01,407 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:01,407 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241627234] [2022-03-03 18:28:01,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:01,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:01,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:01,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:01,643 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:01,643 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241627234] [2022-03-03 18:28:01,644 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241627234] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:01,644 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:01,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:01,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547776528] [2022-03-03 18:28:01,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:01,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:01,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:01,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:01,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:01,645 INFO L87 Difference]: Start difference. First operand 3257 states and 6336 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:03,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:03,722 INFO L93 Difference]: Finished difference Result 6139 states and 11843 transitions. [2022-03-03 18:28:03,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:28:03,722 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:03,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:03,729 INFO L225 Difference]: With dead ends: 6139 [2022-03-03 18:28:03,729 INFO L226 Difference]: Without dead ends: 6139 [2022-03-03 18:28:03,729 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1353 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=692, Invalid=4138, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:28:03,729 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 1175 mSDsluCounter, 3550 mSDsCounter, 0 mSdLazyCounter, 3170 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1175 SdHoareTripleChecker+Valid, 3819 SdHoareTripleChecker+Invalid, 3372 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 3170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:03,729 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1175 Valid, 3819 Invalid, 3372 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 3170 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:28:03,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6139 states. [2022-03-03 18:28:03,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6139 to 3255. [2022-03-03 18:28:03,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3255 states, 3243 states have (on average 1.9525131051495528) internal successors, (6332), 3254 states have internal predecessors, (6332), 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) [2022-03-03 18:28:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3255 states to 3255 states and 6332 transitions. [2022-03-03 18:28:03,763 INFO L78 Accepts]: Start accepts. Automaton has 3255 states and 6332 transitions. Word has length 135 [2022-03-03 18:28:03,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:03,763 INFO L470 AbstractCegarLoop]: Abstraction has 3255 states and 6332 transitions. [2022-03-03 18:28:03,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:03,763 INFO L276 IsEmpty]: Start isEmpty. Operand 3255 states and 6332 transitions. [2022-03-03 18:28:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:03,764 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:03,764 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:03,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable196 [2022-03-03 18:28:03,765 INFO L402 AbstractCegarLoop]: === Iteration 198 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:03,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:03,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1550065193, now seen corresponding path program 64 times [2022-03-03 18:28:03,765 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:03,765 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503970399] [2022-03-03 18:28:03,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:03,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:03,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:03,988 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:03,988 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503970399] [2022-03-03 18:28:03,988 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503970399] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:03,988 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:03,988 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:03,988 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1566095983] [2022-03-03 18:28:03,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:03,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:03,989 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:03,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:03,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:03,989 INFO L87 Difference]: Start difference. First operand 3255 states and 6332 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:06,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:06,190 INFO L93 Difference]: Finished difference Result 6219 states and 12003 transitions. [2022-03-03 18:28:06,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:28:06,190 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:06,190 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:06,196 INFO L225 Difference]: With dead ends: 6219 [2022-03-03 18:28:06,196 INFO L226 Difference]: Without dead ends: 6219 [2022-03-03 18:28:06,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1358 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=686, Invalid=4144, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:28:06,197 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1319 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 3571 mSolverCounterSat, 221 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1319 SdHoareTripleChecker+Valid, 4064 SdHoareTripleChecker+Invalid, 3792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 221 IncrementalHoareTripleChecker+Valid, 3571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:06,197 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1319 Valid, 4064 Invalid, 3792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [221 Valid, 3571 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:28:06,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6219 states. [2022-03-03 18:28:06,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6219 to 3253. [2022-03-03 18:28:06,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3253 states, 3241 states have (on average 1.9524838012958963) internal successors, (6328), 3252 states have internal predecessors, (6328), 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) [2022-03-03 18:28:06,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3253 states to 3253 states and 6328 transitions. [2022-03-03 18:28:06,229 INFO L78 Accepts]: Start accepts. Automaton has 3253 states and 6328 transitions. Word has length 135 [2022-03-03 18:28:06,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:06,229 INFO L470 AbstractCegarLoop]: Abstraction has 3253 states and 6328 transitions. [2022-03-03 18:28:06,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:06,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3253 states and 6328 transitions. [2022-03-03 18:28:06,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:06,230 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:06,231 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:06,231 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2022-03-03 18:28:06,231 INFO L402 AbstractCegarLoop]: === Iteration 199 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:06,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:06,231 INFO L85 PathProgramCache]: Analyzing trace with hash -1443212167, now seen corresponding path program 65 times [2022-03-03 18:28:06,231 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:06,231 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277962544] [2022-03-03 18:28:06,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:06,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:06,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:06,456 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:06,456 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277962544] [2022-03-03 18:28:06,456 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277962544] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:06,456 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:06,456 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:06,456 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887457127] [2022-03-03 18:28:06,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:06,457 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:06,457 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:06,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:06,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:06,457 INFO L87 Difference]: Start difference. First operand 3253 states and 6328 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:08,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:08,607 INFO L93 Difference]: Finished difference Result 6229 states and 12027 transitions. [2022-03-03 18:28:08,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:28:08,607 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:08,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:08,613 INFO L225 Difference]: With dead ends: 6229 [2022-03-03 18:28:08,613 INFO L226 Difference]: Without dead ends: 6229 [2022-03-03 18:28:08,613 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1308 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=663, Invalid=4029, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:28:08,613 INFO L933 BasicCegarLoop]: 302 mSDtfsCounter, 1193 mSDsluCounter, 3883 mSDsCounter, 0 mSdLazyCounter, 3624 mSolverCounterSat, 228 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1193 SdHoareTripleChecker+Valid, 4182 SdHoareTripleChecker+Invalid, 3852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 228 IncrementalHoareTripleChecker+Valid, 3624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:08,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1193 Valid, 4182 Invalid, 3852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [228 Valid, 3624 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:28:08,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6229 states. [2022-03-03 18:28:08,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6229 to 3231. [2022-03-03 18:28:08,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 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) [2022-03-03 18:28:08,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-03-03 18:28:08,648 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-03-03 18:28:08,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:08,648 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-03-03 18:28:08,648 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:08,648 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-03-03 18:28:08,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:08,649 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:08,649 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:08,649 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable198 [2022-03-03 18:28:08,649 INFO L402 AbstractCegarLoop]: === Iteration 200 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:08,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:08,649 INFO L85 PathProgramCache]: Analyzing trace with hash 405731697, now seen corresponding path program 66 times [2022-03-03 18:28:08,649 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:08,650 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045200145] [2022-03-03 18:28:08,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:08,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:08,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:08,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:08,899 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:08,899 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045200145] [2022-03-03 18:28:08,899 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045200145] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:08,900 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:08,900 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:08,900 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549666190] [2022-03-03 18:28:08,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:08,900 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:08,900 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:08,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:08,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:08,901 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:10,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:10,243 INFO L93 Difference]: Finished difference Result 4237 states and 8183 transitions. [2022-03-03 18:28:10,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:28:10,243 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:10,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:10,248 INFO L225 Difference]: With dead ends: 4237 [2022-03-03 18:28:10,248 INFO L226 Difference]: Without dead ends: 4237 [2022-03-03 18:28:10,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 882 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=544, Invalid=2996, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:28:10,249 INFO L933 BasicCegarLoop]: 241 mSDtfsCounter, 1139 mSDsluCounter, 2416 mSDsCounter, 0 mSdLazyCounter, 1620 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1139 SdHoareTripleChecker+Valid, 2654 SdHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 1620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:10,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1139 Valid, 2654 Invalid, 1827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 1620 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:28:10,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4237 states. [2022-03-03 18:28:10,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4237 to 3239. [2022-03-03 18:28:10,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3239 states, 3227 states have (on average 1.9522776572668112) internal successors, (6300), 3238 states have internal predecessors, (6300), 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) [2022-03-03 18:28:10,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 3239 states and 6300 transitions. [2022-03-03 18:28:10,278 INFO L78 Accepts]: Start accepts. Automaton has 3239 states and 6300 transitions. Word has length 135 [2022-03-03 18:28:10,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:10,278 INFO L470 AbstractCegarLoop]: Abstraction has 3239 states and 6300 transitions. [2022-03-03 18:28:10,278 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:10,278 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 6300 transitions. [2022-03-03 18:28:10,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:10,280 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:10,280 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:10,280 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199 [2022-03-03 18:28:10,280 INFO L402 AbstractCegarLoop]: === Iteration 201 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:10,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:10,280 INFO L85 PathProgramCache]: Analyzing trace with hash 2014582739, now seen corresponding path program 67 times [2022-03-03 18:28:10,280 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:10,280 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169431790] [2022-03-03 18:28:10,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:10,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:10,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:10,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:10,533 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:10,533 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169431790] [2022-03-03 18:28:10,533 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169431790] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:10,533 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:10,533 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:10,533 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075855352] [2022-03-03 18:28:10,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:10,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:10,534 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:10,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:10,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:10,534 INFO L87 Difference]: Start difference. First operand 3239 states and 6300 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:11,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:11,915 INFO L93 Difference]: Finished difference Result 4320 states and 8345 transitions. [2022-03-03 18:28:11,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:28:11,915 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:11,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:11,920 INFO L225 Difference]: With dead ends: 4320 [2022-03-03 18:28:11,920 INFO L226 Difference]: Without dead ends: 4320 [2022-03-03 18:28:11,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1015 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=586, Invalid=3320, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:28:11,921 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 1228 mSDsluCounter, 2598 mSDsCounter, 0 mSdLazyCounter, 1783 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1228 SdHoareTripleChecker+Valid, 2835 SdHoareTripleChecker+Invalid, 2024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 1783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:11,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1228 Valid, 2835 Invalid, 2024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 1783 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:28:11,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4320 states. [2022-03-03 18:28:11,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4320 to 3241. [2022-03-03 18:28:11,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3241 states, 3229 states have (on average 1.9523072158563022) internal successors, (6304), 3240 states have internal predecessors, (6304), 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) [2022-03-03 18:28:11,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3241 states to 3241 states and 6304 transitions. [2022-03-03 18:28:11,955 INFO L78 Accepts]: Start accepts. Automaton has 3241 states and 6304 transitions. Word has length 135 [2022-03-03 18:28:11,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:11,955 INFO L470 AbstractCegarLoop]: Abstraction has 3241 states and 6304 transitions. [2022-03-03 18:28:11,955 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:11,955 INFO L276 IsEmpty]: Start isEmpty. Operand 3241 states and 6304 transitions. [2022-03-03 18:28:11,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:11,956 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:11,956 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:11,956 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable200 [2022-03-03 18:28:11,956 INFO L402 AbstractCegarLoop]: === Iteration 202 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:11,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:11,957 INFO L85 PathProgramCache]: Analyzing trace with hash 778702645, now seen corresponding path program 68 times [2022-03-03 18:28:11,957 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:11,957 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500458412] [2022-03-03 18:28:11,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:11,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:12,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:12,197 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:12,197 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500458412] [2022-03-03 18:28:12,198 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1500458412] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:12,198 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:12,198 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:12,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96385090] [2022-03-03 18:28:12,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:12,198 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:12,198 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:12,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:12,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:12,198 INFO L87 Difference]: Start difference. First operand 3241 states and 6304 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:13,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:13,814 INFO L93 Difference]: Finished difference Result 4359 states and 8422 transitions. [2022-03-03 18:28:13,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:28:13,814 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:13,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:13,819 INFO L225 Difference]: With dead ends: 4359 [2022-03-03 18:28:13,819 INFO L226 Difference]: Without dead ends: 4359 [2022-03-03 18:28:13,820 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1059 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=600, Invalid=3432, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:28:13,820 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 985 mSDsluCounter, 3146 mSDsCounter, 0 mSdLazyCounter, 2273 mSolverCounterSat, 222 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 985 SdHoareTripleChecker+Valid, 3397 SdHoareTripleChecker+Invalid, 2495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 222 IncrementalHoareTripleChecker+Valid, 2273 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:13,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [985 Valid, 3397 Invalid, 2495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [222 Valid, 2273 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:13,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4359 states. [2022-03-03 18:28:13,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4359 to 3235. [2022-03-03 18:28:13,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3235 states, 3223 states have (on average 1.9522184300341296) internal successors, (6292), 3234 states have internal predecessors, (6292), 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) [2022-03-03 18:28:13,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 3235 states and 6292 transitions. [2022-03-03 18:28:13,851 INFO L78 Accepts]: Start accepts. Automaton has 3235 states and 6292 transitions. Word has length 135 [2022-03-03 18:28:13,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:13,851 INFO L470 AbstractCegarLoop]: Abstraction has 3235 states and 6292 transitions. [2022-03-03 18:28:13,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:13,851 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 6292 transitions. [2022-03-03 18:28:13,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:13,852 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:13,853 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:13,853 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable201 [2022-03-03 18:28:13,853 INFO L402 AbstractCegarLoop]: === Iteration 203 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:13,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:13,853 INFO L85 PathProgramCache]: Analyzing trace with hash -427872207, now seen corresponding path program 69 times [2022-03-03 18:28:13,853 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:13,853 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068307143] [2022-03-03 18:28:13,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:13,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:13,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:14,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:14,091 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:14,091 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068307143] [2022-03-03 18:28:14,091 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068307143] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:14,091 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:14,091 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:14,091 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285214377] [2022-03-03 18:28:14,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:14,092 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:14,092 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:14,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:14,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:14,092 INFO L87 Difference]: Start difference. First operand 3235 states and 6292 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:15,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:15,647 INFO L93 Difference]: Finished difference Result 4301 states and 8307 transitions. [2022-03-03 18:28:15,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:28:15,647 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:15,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:15,652 INFO L225 Difference]: With dead ends: 4301 [2022-03-03 18:28:15,652 INFO L226 Difference]: Without dead ends: 4301 [2022-03-03 18:28:15,653 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=550, Invalid=3232, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:28:15,653 INFO L933 BasicCegarLoop]: 240 mSDtfsCounter, 1077 mSDsluCounter, 3060 mSDsCounter, 0 mSdLazyCounter, 2204 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 3297 SdHoareTripleChecker+Invalid, 2400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 2204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:15,653 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 3297 Invalid, 2400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 2204 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:28:15,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4301 states. [2022-03-03 18:28:15,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4301 to 3239. [2022-03-03 18:28:15,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3239 states, 3227 states have (on average 1.9522776572668112) internal successors, (6300), 3238 states have internal predecessors, (6300), 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) [2022-03-03 18:28:15,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3239 states to 3239 states and 6300 transitions. [2022-03-03 18:28:15,686 INFO L78 Accepts]: Start accepts. Automaton has 3239 states and 6300 transitions. Word has length 135 [2022-03-03 18:28:15,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:15,686 INFO L470 AbstractCegarLoop]: Abstraction has 3239 states and 6300 transitions. [2022-03-03 18:28:15,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:15,686 INFO L276 IsEmpty]: Start isEmpty. Operand 3239 states and 6300 transitions. [2022-03-03 18:28:15,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:15,687 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:15,687 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:15,687 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable202 [2022-03-03 18:28:15,688 INFO L402 AbstractCegarLoop]: === Iteration 204 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:15,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:15,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1663752301, now seen corresponding path program 70 times [2022-03-03 18:28:15,688 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:15,688 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390285773] [2022-03-03 18:28:15,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:15,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:15,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:15,928 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:15,928 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390285773] [2022-03-03 18:28:15,928 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390285773] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:15,928 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:15,928 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:15,928 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363006434] [2022-03-03 18:28:15,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:15,928 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:15,928 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:15,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:15,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:15,929 INFO L87 Difference]: Start difference. First operand 3239 states and 6300 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:17,601 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:17,601 INFO L93 Difference]: Finished difference Result 4421 states and 8542 transitions. [2022-03-03 18:28:17,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:28:17,602 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:17,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:17,606 INFO L225 Difference]: With dead ends: 4421 [2022-03-03 18:28:17,606 INFO L226 Difference]: Without dead ends: 4421 [2022-03-03 18:28:17,606 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1077 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=580, Invalid=3452, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:28:17,606 INFO L933 BasicCegarLoop]: 254 mSDtfsCounter, 992 mSDsluCounter, 3111 mSDsCounter, 0 mSdLazyCounter, 2299 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 992 SdHoareTripleChecker+Valid, 3362 SdHoareTripleChecker+Invalid, 2516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 2299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:17,606 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [992 Valid, 3362 Invalid, 2516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 2299 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:17,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4421 states. [2022-03-03 18:28:17,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4421 to 3237. [2022-03-03 18:28:17,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3237 states, 3225 states have (on average 1.9522480620155038) internal successors, (6296), 3236 states have internal predecessors, (6296), 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) [2022-03-03 18:28:17,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3237 states to 3237 states and 6296 transitions. [2022-03-03 18:28:17,633 INFO L78 Accepts]: Start accepts. Automaton has 3237 states and 6296 transitions. Word has length 135 [2022-03-03 18:28:17,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:17,633 INFO L470 AbstractCegarLoop]: Abstraction has 3237 states and 6296 transitions. [2022-03-03 18:28:17,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:17,633 INFO L276 IsEmpty]: Start isEmpty. Operand 3237 states and 6296 transitions. [2022-03-03 18:28:17,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:17,634 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:17,634 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:17,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable203 [2022-03-03 18:28:17,635 INFO L402 AbstractCegarLoop]: === Iteration 205 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:17,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:17,635 INFO L85 PathProgramCache]: Analyzing trace with hash 537077489, now seen corresponding path program 71 times [2022-03-03 18:28:17,635 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:17,635 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131279471] [2022-03-03 18:28:17,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:17,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:17,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:17,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:17,873 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:17,873 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131279471] [2022-03-03 18:28:17,873 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131279471] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:17,873 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:17,874 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:17,874 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035395990] [2022-03-03 18:28:17,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:17,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:17,874 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:17,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:17,874 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:17,874 INFO L87 Difference]: Start difference. First operand 3237 states and 6296 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:19,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:19,440 INFO L93 Difference]: Finished difference Result 4441 states and 8586 transitions. [2022-03-03 18:28:19,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:28:19,440 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:19,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:19,445 INFO L225 Difference]: With dead ends: 4441 [2022-03-03 18:28:19,445 INFO L226 Difference]: Without dead ends: 4441 [2022-03-03 18:28:19,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1033 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=558, Invalid=3348, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:28:19,446 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 1090 mSDsluCounter, 3003 mSDsCounter, 0 mSdLazyCounter, 2405 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1090 SdHoareTripleChecker+Valid, 3269 SdHoareTripleChecker+Invalid, 2610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 2405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:19,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1090 Valid, 3269 Invalid, 2610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 2405 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:19,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4441 states. [2022-03-03 18:28:19,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4441 to 3231. [2022-03-03 18:28:19,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 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) [2022-03-03 18:28:19,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-03-03 18:28:19,476 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-03-03 18:28:19,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:19,476 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-03-03 18:28:19,476 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:19,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-03-03 18:28:19,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:19,477 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:19,477 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:19,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable204 [2022-03-03 18:28:19,478 INFO L402 AbstractCegarLoop]: === Iteration 206 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:19,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:19,478 INFO L85 PathProgramCache]: Analyzing trace with hash -1472521773, now seen corresponding path program 72 times [2022-03-03 18:28:19,478 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:19,478 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32417923] [2022-03-03 18:28:19,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:19,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:19,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:19,727 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:19,727 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32417923] [2022-03-03 18:28:19,727 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32417923] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:19,727 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:19,727 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:19,727 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147552840] [2022-03-03 18:28:19,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:19,728 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:19,728 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:19,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:19,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:19,728 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:21,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:21,117 INFO L93 Difference]: Finished difference Result 4235 states and 8181 transitions. [2022-03-03 18:28:21,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:28:21,117 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:21,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:21,123 INFO L225 Difference]: With dead ends: 4235 [2022-03-03 18:28:21,123 INFO L226 Difference]: Without dead ends: 4235 [2022-03-03 18:28:21,123 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 908 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=500, Invalid=3040, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:28:21,124 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 936 mSDsluCounter, 2723 mSDsCounter, 0 mSdLazyCounter, 1979 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 936 SdHoareTripleChecker+Valid, 2956 SdHoareTripleChecker+Invalid, 2160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1979 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:21,124 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [936 Valid, 2956 Invalid, 2160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1979 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:28:21,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4235 states. [2022-03-03 18:28:21,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4235 to 3235. [2022-03-03 18:28:21,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3235 states, 3223 states have (on average 1.9522184300341296) internal successors, (6292), 3234 states have internal predecessors, (6292), 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) [2022-03-03 18:28:21,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3235 states to 3235 states and 6292 transitions. [2022-03-03 18:28:21,155 INFO L78 Accepts]: Start accepts. Automaton has 3235 states and 6292 transitions. Word has length 135 [2022-03-03 18:28:21,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:21,155 INFO L470 AbstractCegarLoop]: Abstraction has 3235 states and 6292 transitions. [2022-03-03 18:28:21,155 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:21,155 INFO L276 IsEmpty]: Start isEmpty. Operand 3235 states and 6292 transitions. [2022-03-03 18:28:21,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:21,156 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:21,157 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:21,157 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205 [2022-03-03 18:28:21,157 INFO L402 AbstractCegarLoop]: === Iteration 207 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:21,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:21,157 INFO L85 PathProgramCache]: Analyzing trace with hash 1586565429, now seen corresponding path program 73 times [2022-03-03 18:28:21,157 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:21,157 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869905489] [2022-03-03 18:28:21,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:21,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:21,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:21,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:21,407 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:21,407 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869905489] [2022-03-03 18:28:21,407 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869905489] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:21,407 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:21,407 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:21,407 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450588550] [2022-03-03 18:28:21,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:21,407 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:21,407 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:21,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:21,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:21,408 INFO L87 Difference]: Start difference. First operand 3235 states and 6292 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:22,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:22,854 INFO L93 Difference]: Finished difference Result 4355 states and 8416 transitions. [2022-03-03 18:28:22,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:28:22,854 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:22,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:22,859 INFO L225 Difference]: With dead ends: 4355 [2022-03-03 18:28:22,859 INFO L226 Difference]: Without dead ends: 4355 [2022-03-03 18:28:22,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=527, Invalid=3255, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:28:22,860 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 1124 mSDsluCounter, 2684 mSDsCounter, 0 mSdLazyCounter, 2023 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1124 SdHoareTripleChecker+Valid, 2931 SdHoareTripleChecker+Invalid, 2252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 2023 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:22,860 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1124 Valid, 2931 Invalid, 2252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 2023 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:28:22,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4355 states. [2022-03-03 18:28:22,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4355 to 3233. [2022-03-03 18:28:22,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3233 states, 3221 states have (on average 1.9521887612542688) internal successors, (6288), 3232 states have internal predecessors, (6288), 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) [2022-03-03 18:28:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3233 states to 3233 states and 6288 transitions. [2022-03-03 18:28:22,891 INFO L78 Accepts]: Start accepts. Automaton has 3233 states and 6288 transitions. Word has length 135 [2022-03-03 18:28:22,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:22,891 INFO L470 AbstractCegarLoop]: Abstraction has 3233 states and 6288 transitions. [2022-03-03 18:28:22,891 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:22,891 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 6288 transitions. [2022-03-03 18:28:22,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:22,892 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:22,892 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:22,892 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206 [2022-03-03 18:28:22,892 INFO L402 AbstractCegarLoop]: === Iteration 208 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:22,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:22,893 INFO L85 PathProgramCache]: Analyzing trace with hash -507572077, now seen corresponding path program 74 times [2022-03-03 18:28:22,893 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:22,893 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043670255] [2022-03-03 18:28:22,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:22,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:23,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:23,124 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:23,124 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043670255] [2022-03-03 18:28:23,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043670255] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:23,124 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:23,124 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:23,124 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415109947] [2022-03-03 18:28:23,124 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:23,124 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:23,124 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:23,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:23,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:23,125 INFO L87 Difference]: Start difference. First operand 3233 states and 6288 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:24,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:24,758 INFO L93 Difference]: Finished difference Result 4435 states and 8576 transitions. [2022-03-03 18:28:24,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:28:24,758 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:24,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:24,763 INFO L225 Difference]: With dead ends: 4435 [2022-03-03 18:28:24,763 INFO L226 Difference]: Without dead ends: 4435 [2022-03-03 18:28:24,763 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 999 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=521, Invalid=3261, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:28:24,763 INFO L933 BasicCegarLoop]: 265 mSDtfsCounter, 1016 mSDsluCounter, 3182 mSDsCounter, 0 mSdLazyCounter, 2560 mSolverCounterSat, 193 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1016 SdHoareTripleChecker+Valid, 3444 SdHoareTripleChecker+Invalid, 2753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 193 IncrementalHoareTripleChecker+Valid, 2560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:24,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1016 Valid, 3444 Invalid, 2753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [193 Valid, 2560 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:24,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4435 states. [2022-03-03 18:28:24,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4435 to 3231. [2022-03-03 18:28:24,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3231 states, 3219 states have (on average 1.9521590556073314) internal successors, (6284), 3230 states have internal predecessors, (6284), 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) [2022-03-03 18:28:24,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3231 states to 3231 states and 6284 transitions. [2022-03-03 18:28:24,807 INFO L78 Accepts]: Start accepts. Automaton has 3231 states and 6284 transitions. Word has length 135 [2022-03-03 18:28:24,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:24,807 INFO L470 AbstractCegarLoop]: Abstraction has 3231 states and 6284 transitions. [2022-03-03 18:28:24,807 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:24,807 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 6284 transitions. [2022-03-03 18:28:24,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:24,808 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:24,808 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:24,809 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable207 [2022-03-03 18:28:24,809 INFO L402 AbstractCegarLoop]: === Iteration 209 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:24,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:24,809 INFO L85 PathProgramCache]: Analyzing trace with hash -400719051, now seen corresponding path program 75 times [2022-03-03 18:28:24,809 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:24,809 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241210248] [2022-03-03 18:28:24,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:24,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:25,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:25,044 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:25,044 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241210248] [2022-03-03 18:28:25,044 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241210248] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:25,044 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:25,044 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:25,044 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959024461] [2022-03-03 18:28:25,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:25,044 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:25,045 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:25,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:25,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:25,045 INFO L87 Difference]: Start difference. First operand 3231 states and 6284 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:26,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:26,720 INFO L93 Difference]: Finished difference Result 4572 states and 8854 transitions. [2022-03-03 18:28:26,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:28:26,720 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:26,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:26,726 INFO L225 Difference]: With dead ends: 4572 [2022-03-03 18:28:26,726 INFO L226 Difference]: Without dead ends: 4572 [2022-03-03 18:28:26,726 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 954 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=501, Invalid=3159, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:28:26,726 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 1034 mSDsluCounter, 3360 mSDsCounter, 0 mSdLazyCounter, 2805 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 3634 SdHoareTripleChecker+Invalid, 3016 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 2805 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:26,727 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1034 Valid, 3634 Invalid, 3016 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 2805 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:28:26,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4572 states. [2022-03-03 18:28:26,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4572 to 3217. [2022-03-03 18:28:26,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3217 states, 3205 states have (on average 1.95195007800312) internal successors, (6256), 3216 states have internal predecessors, (6256), 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) [2022-03-03 18:28:26,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3217 states to 3217 states and 6256 transitions. [2022-03-03 18:28:26,771 INFO L78 Accepts]: Start accepts. Automaton has 3217 states and 6256 transitions. Word has length 135 [2022-03-03 18:28:26,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:26,771 INFO L470 AbstractCegarLoop]: Abstraction has 3217 states and 6256 transitions. [2022-03-03 18:28:26,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:26,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3217 states and 6256 transitions. [2022-03-03 18:28:26,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:26,772 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:26,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:26,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2022-03-03 18:28:26,773 INFO L402 AbstractCegarLoop]: === Iteration 210 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:26,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:26,773 INFO L85 PathProgramCache]: Analyzing trace with hash 598910399, now seen corresponding path program 76 times [2022-03-03 18:28:26,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:26,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148043427] [2022-03-03 18:28:26,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:26,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:26,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:27,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:27,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:27,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148043427] [2022-03-03 18:28:27,023 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148043427] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:27,023 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:27,023 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:27,023 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856355623] [2022-03-03 18:28:27,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:27,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:27,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:27,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:27,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:27,023 INFO L87 Difference]: Start difference. First operand 3217 states and 6256 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:28,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:28,292 INFO L93 Difference]: Finished difference Result 4222 states and 8153 transitions. [2022-03-03 18:28:28,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:28:28,293 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:28,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:28,298 INFO L225 Difference]: With dead ends: 4222 [2022-03-03 18:28:28,298 INFO L226 Difference]: Without dead ends: 4222 [2022-03-03 18:28:28,298 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 746 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=463, Invalid=2617, Unknown=0, NotChecked=0, Total=3080 [2022-03-03 18:28:28,299 INFO L933 BasicCegarLoop]: 237 mSDtfsCounter, 971 mSDsluCounter, 2696 mSDsCounter, 0 mSdLazyCounter, 1803 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 971 SdHoareTripleChecker+Valid, 2930 SdHoareTripleChecker+Invalid, 1940 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 1803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:28,299 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [971 Valid, 2930 Invalid, 1940 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 1803 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:28:28,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4222 states. [2022-03-03 18:28:28,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4222 to 3222. [2022-03-03 18:28:28,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.95202492211838) internal successors, (6266), 3221 states have internal predecessors, (6266), 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) [2022-03-03 18:28:28,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6266 transitions. [2022-03-03 18:28:28,328 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6266 transitions. Word has length 135 [2022-03-03 18:28:28,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:28,328 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6266 transitions. [2022-03-03 18:28:28,328 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:28,328 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6266 transitions. [2022-03-03 18:28:28,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:28,329 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:28,329 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:28,329 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209 [2022-03-03 18:28:28,330 INFO L402 AbstractCegarLoop]: === Iteration 211 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:28,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:28,330 INFO L85 PathProgramCache]: Analyzing trace with hash -2087205855, now seen corresponding path program 77 times [2022-03-03 18:28:28,330 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:28,330 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058880277] [2022-03-03 18:28:28,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:28,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:28,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:28,612 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:28,612 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058880277] [2022-03-03 18:28:28,612 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2058880277] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:28,612 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:28,612 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:28,612 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1004323262] [2022-03-03 18:28:28,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:28,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:28,613 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:28,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:28,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:28,613 INFO L87 Difference]: Start difference. First operand 3222 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:29,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:29,980 INFO L93 Difference]: Finished difference Result 4239 states and 8189 transitions. [2022-03-03 18:28:29,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:28:29,980 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:29,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:29,985 INFO L225 Difference]: With dead ends: 4239 [2022-03-03 18:28:29,986 INFO L226 Difference]: Without dead ends: 4239 [2022-03-03 18:28:29,986 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 826 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=479, Invalid=2827, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:28:29,986 INFO L933 BasicCegarLoop]: 236 mSDtfsCounter, 960 mSDsluCounter, 2872 mSDsCounter, 0 mSdLazyCounter, 1977 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 3105 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 1977 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:29,986 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [960 Valid, 3105 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 1977 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:28:29,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4239 states. [2022-03-03 18:28:30,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4239 to 3224. [2022-03-03 18:28:30,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3224 states, 3212 states have (on average 1.952054794520548) internal successors, (6270), 3223 states have internal predecessors, (6270), 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) [2022-03-03 18:28:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 3224 states and 6270 transitions. [2022-03-03 18:28:30,019 INFO L78 Accepts]: Start accepts. Automaton has 3224 states and 6270 transitions. Word has length 135 [2022-03-03 18:28:30,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:30,020 INFO L470 AbstractCegarLoop]: Abstraction has 3224 states and 6270 transitions. [2022-03-03 18:28:30,020 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:30,020 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 6270 transitions. [2022-03-03 18:28:30,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:30,021 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:30,021 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:30,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable210 [2022-03-03 18:28:30,021 INFO L402 AbstractCegarLoop]: === Iteration 212 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:30,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:30,021 INFO L85 PathProgramCache]: Analyzing trace with hash 971881347, now seen corresponding path program 78 times [2022-03-03 18:28:30,022 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:30,022 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006777687] [2022-03-03 18:28:30,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:30,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:30,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:30,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:30,265 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:30,265 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006777687] [2022-03-03 18:28:30,265 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2006777687] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:30,265 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:30,265 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:30,265 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [845535650] [2022-03-03 18:28:30,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:30,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:30,266 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:30,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:30,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:30,266 INFO L87 Difference]: Start difference. First operand 3224 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:31,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:31,775 INFO L93 Difference]: Finished difference Result 4278 states and 8266 transitions. [2022-03-03 18:28:31,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:28:31,776 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:31,776 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:31,781 INFO L225 Difference]: With dead ends: 4278 [2022-03-03 18:28:31,781 INFO L226 Difference]: Without dead ends: 4278 [2022-03-03 18:28:31,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 866 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=486, Invalid=2936, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:28:31,782 INFO L933 BasicCegarLoop]: 250 mSDtfsCounter, 879 mSDsluCounter, 2702 mSDsCounter, 0 mSdLazyCounter, 1893 mSolverCounterSat, 162 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 879 SdHoareTripleChecker+Valid, 2949 SdHoareTripleChecker+Invalid, 2055 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 162 IncrementalHoareTripleChecker+Valid, 1893 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:31,782 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [879 Valid, 2949 Invalid, 2055 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [162 Valid, 1893 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:28:31,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4278 states. [2022-03-03 18:28:31,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4278 to 3218. [2022-03-03 18:28:31,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9519650655021834) internal successors, (6258), 3217 states have internal predecessors, (6258), 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) [2022-03-03 18:28:31,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6258 transitions. [2022-03-03 18:28:31,819 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6258 transitions. Word has length 135 [2022-03-03 18:28:31,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:31,820 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6258 transitions. [2022-03-03 18:28:31,820 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:31,820 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6258 transitions. [2022-03-03 18:28:31,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:31,821 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:31,821 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:31,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2022-03-03 18:28:31,821 INFO L402 AbstractCegarLoop]: === Iteration 213 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:31,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:31,821 INFO L85 PathProgramCache]: Analyzing trace with hash 650765335, now seen corresponding path program 79 times [2022-03-03 18:28:31,821 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:31,822 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604610034] [2022-03-03 18:28:31,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:31,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:31,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:32,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:32,094 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:32,094 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604610034] [2022-03-03 18:28:32,094 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604610034] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:32,094 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:32,094 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:32,095 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1136872016] [2022-03-03 18:28:32,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:32,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:32,095 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:32,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:32,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:32,095 INFO L87 Difference]: Start difference. First operand 3218 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:33,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:33,632 INFO L93 Difference]: Finished difference Result 4213 states and 8135 transitions. [2022-03-03 18:28:33,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:28:33,632 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:33,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:33,638 INFO L225 Difference]: With dead ends: 4213 [2022-03-03 18:28:33,638 INFO L226 Difference]: Without dead ends: 4213 [2022-03-03 18:28:33,638 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 820 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=499, Invalid=2807, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:28:33,638 INFO L933 BasicCegarLoop]: 235 mSDtfsCounter, 1081 mSDsluCounter, 2639 mSDsCounter, 0 mSdLazyCounter, 1877 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1081 SdHoareTripleChecker+Valid, 2871 SdHoareTripleChecker+Invalid, 2054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 1877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:33,639 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1081 Valid, 2871 Invalid, 2054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 1877 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:28:33,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4213 states. [2022-03-03 18:28:33,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4213 to 3218. [2022-03-03 18:28:33,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9519650655021834) internal successors, (6258), 3217 states have internal predecessors, (6258), 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) [2022-03-03 18:28:33,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6258 transitions. [2022-03-03 18:28:33,693 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6258 transitions. Word has length 135 [2022-03-03 18:28:33,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:33,693 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6258 transitions. [2022-03-03 18:28:33,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:33,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6258 transitions. [2022-03-03 18:28:33,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:33,694 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:33,694 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:33,694 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable212 [2022-03-03 18:28:33,694 INFO L402 AbstractCegarLoop]: === Iteration 214 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:33,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:33,695 INFO L85 PathProgramCache]: Analyzing trace with hash -2035350919, now seen corresponding path program 80 times [2022-03-03 18:28:33,695 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:33,695 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445061680] [2022-03-03 18:28:33,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:33,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:33,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:33,957 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:33,957 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445061680] [2022-03-03 18:28:33,957 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445061680] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:33,957 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:33,958 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:33,958 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003747882] [2022-03-03 18:28:33,958 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:33,958 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:33,958 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:33,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:33,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:33,958 INFO L87 Difference]: Start difference. First operand 3218 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:35,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:35,307 INFO L93 Difference]: Finished difference Result 4296 states and 8297 transitions. [2022-03-03 18:28:35,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:28:35,307 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:35,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:35,312 INFO L225 Difference]: With dead ends: 4296 [2022-03-03 18:28:35,312 INFO L226 Difference]: Without dead ends: 4296 [2022-03-03 18:28:35,313 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 950 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=536, Invalid=3124, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:28:35,313 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 966 mSDsluCounter, 2412 mSDsCounter, 0 mSdLazyCounter, 1639 mSolverCounterSat, 178 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 2643 SdHoareTripleChecker+Invalid, 1817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 178 IncrementalHoareTripleChecker+Valid, 1639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:35,313 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [966 Valid, 2643 Invalid, 1817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [178 Valid, 1639 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:28:35,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4296 states. [2022-03-03 18:28:35,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4296 to 3220. [2022-03-03 18:28:35,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.951995012468828) internal successors, (6262), 3219 states have internal predecessors, (6262), 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) [2022-03-03 18:28:35,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6262 transitions. [2022-03-03 18:28:35,345 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6262 transitions. Word has length 135 [2022-03-03 18:28:35,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:35,345 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6262 transitions. [2022-03-03 18:28:35,345 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:35,345 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6262 transitions. [2022-03-03 18:28:35,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:35,346 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:35,347 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:35,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable213 [2022-03-03 18:28:35,347 INFO L402 AbstractCegarLoop]: === Iteration 215 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:35,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:35,347 INFO L85 PathProgramCache]: Analyzing trace with hash 1023736283, now seen corresponding path program 81 times [2022-03-03 18:28:35,347 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:35,347 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544463731] [2022-03-03 18:28:35,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:35,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:35,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:35,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:35,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:35,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544463731] [2022-03-03 18:28:35,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544463731] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:35,616 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:35,616 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:35,616 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1994841694] [2022-03-03 18:28:35,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:35,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:35,617 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:35,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:35,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:35,617 INFO L87 Difference]: Start difference. First operand 3220 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:37,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:37,184 INFO L93 Difference]: Finished difference Result 4335 states and 8374 transitions. [2022-03-03 18:28:37,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:28:37,185 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:37,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:37,190 INFO L225 Difference]: With dead ends: 4335 [2022-03-03 18:28:37,190 INFO L226 Difference]: Without dead ends: 4335 [2022-03-03 18:28:37,191 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 993 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=547, Invalid=3235, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:28:37,191 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 1044 mSDsluCounter, 2940 mSDsCounter, 0 mSdLazyCounter, 2263 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1044 SdHoareTripleChecker+Valid, 3185 SdHoareTripleChecker+Invalid, 2433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 2263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:37,191 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1044 Valid, 3185 Invalid, 2433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 2263 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:37,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4335 states. [2022-03-03 18:28:37,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4335 to 3214. [2022-03-03 18:28:37,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.9519050593379137) internal successors, (6250), 3213 states have internal predecessors, (6250), 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) [2022-03-03 18:28:37,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6250 transitions. [2022-03-03 18:28:37,228 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6250 transitions. Word has length 135 [2022-03-03 18:28:37,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:37,228 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6250 transitions. [2022-03-03 18:28:37,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:37,229 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6250 transitions. [2022-03-03 18:28:37,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:37,230 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:37,230 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:37,230 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable214 [2022-03-03 18:28:37,230 INFO L402 AbstractCegarLoop]: === Iteration 216 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:37,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:37,230 INFO L85 PathProgramCache]: Analyzing trace with hash -1042027467, now seen corresponding path program 82 times [2022-03-03 18:28:37,230 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:37,230 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015307342] [2022-03-03 18:28:37,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:37,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:37,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:37,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:37,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015307342] [2022-03-03 18:28:37,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015307342] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:37,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:37,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:37,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158699512] [2022-03-03 18:28:37,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:37,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:37,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:37,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:37,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:37,480 INFO L87 Difference]: Start difference. First operand 3214 states and 6250 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:38,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:38,756 INFO L93 Difference]: Finished difference Result 4185 states and 8081 transitions. [2022-03-03 18:28:38,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:28:38,757 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:38,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:38,761 INFO L225 Difference]: With dead ends: 4185 [2022-03-03 18:28:38,761 INFO L226 Difference]: Without dead ends: 4185 [2022-03-03 18:28:38,762 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 869 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=485, Invalid=2937, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:28:38,762 INFO L933 BasicCegarLoop]: 234 mSDtfsCounter, 966 mSDsluCounter, 2411 mSDsCounter, 0 mSdLazyCounter, 1638 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 2642 SdHoareTripleChecker+Invalid, 1827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 1638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:38,762 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [966 Valid, 2642 Invalid, 1827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 1638 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-03-03 18:28:38,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4185 states. [2022-03-03 18:28:38,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4185 to 3214. [2022-03-03 18:28:38,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.9519050593379137) internal successors, (6250), 3213 states have internal predecessors, (6250), 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) [2022-03-03 18:28:38,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6250 transitions. [2022-03-03 18:28:38,789 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6250 transitions. Word has length 135 [2022-03-03 18:28:38,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:38,789 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6250 transitions. [2022-03-03 18:28:38,789 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:38,789 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6250 transitions. [2022-03-03 18:28:38,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:38,790 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:38,790 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:38,790 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable215 [2022-03-03 18:28:38,790 INFO L402 AbstractCegarLoop]: === Iteration 217 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:38,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:38,791 INFO L85 PathProgramCache]: Analyzing trace with hash 2017059735, now seen corresponding path program 83 times [2022-03-03 18:28:38,791 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:38,791 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287841297] [2022-03-03 18:28:38,791 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:38,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:38,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:39,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:39,035 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:39,035 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287841297] [2022-03-03 18:28:39,035 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287841297] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:39,035 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:39,035 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:39,035 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65454676] [2022-03-03 18:28:39,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:39,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:39,036 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:39,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:39,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:39,036 INFO L87 Difference]: Start difference. First operand 3214 states and 6250 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:40,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:40,582 INFO L93 Difference]: Finished difference Result 4305 states and 8316 transitions. [2022-03-03 18:28:40,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:28:40,582 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:40,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:40,587 INFO L225 Difference]: With dead ends: 4305 [2022-03-03 18:28:40,587 INFO L226 Difference]: Without dead ends: 4305 [2022-03-03 18:28:40,587 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 954 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=508, Invalid=3152, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:28:40,587 INFO L933 BasicCegarLoop]: 248 mSDtfsCounter, 1050 mSDsluCounter, 3016 mSDsCounter, 0 mSdLazyCounter, 2259 mSolverCounterSat, 190 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 3261 SdHoareTripleChecker+Invalid, 2449 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 190 IncrementalHoareTripleChecker+Valid, 2259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:40,587 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1050 Valid, 3261 Invalid, 2449 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [190 Valid, 2259 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:40,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4305 states. [2022-03-03 18:28:40,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4305 to 3212. [2022-03-03 18:28:40,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3212 states, 3200 states have (on average 1.951875) internal successors, (6246), 3211 states have internal predecessors, (6246), 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) [2022-03-03 18:28:40,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 3212 states and 6246 transitions. [2022-03-03 18:28:40,618 INFO L78 Accepts]: Start accepts. Automaton has 3212 states and 6246 transitions. Word has length 135 [2022-03-03 18:28:40,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:40,619 INFO L470 AbstractCegarLoop]: Abstraction has 3212 states and 6246 transitions. [2022-03-03 18:28:40,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:40,619 INFO L276 IsEmpty]: Start isEmpty. Operand 3212 states and 6246 transitions. [2022-03-03 18:28:40,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:40,620 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:40,620 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:40,620 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable216 [2022-03-03 18:28:40,620 INFO L402 AbstractCegarLoop]: === Iteration 218 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:40,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:40,620 INFO L85 PathProgramCache]: Analyzing trace with hash -77077771, now seen corresponding path program 84 times [2022-03-03 18:28:40,621 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:40,621 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1796094094] [2022-03-03 18:28:40,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:40,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:40,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:40,867 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:40,867 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1796094094] [2022-03-03 18:28:40,867 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1796094094] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:40,867 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:40,867 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:40,867 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152574519] [2022-03-03 18:28:40,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:40,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:40,867 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:40,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:40,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:40,868 INFO L87 Difference]: Start difference. First operand 3212 states and 6246 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:42,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:42,494 INFO L93 Difference]: Finished difference Result 4317 states and 8344 transitions. [2022-03-03 18:28:42,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:28:42,495 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:42,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:42,500 INFO L225 Difference]: With dead ends: 4317 [2022-03-03 18:28:42,500 INFO L226 Difference]: Without dead ends: 4317 [2022-03-03 18:28:42,500 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 912 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=489, Invalid=3051, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:28:42,501 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 860 mSDsluCounter, 3359 mSDsCounter, 0 mSdLazyCounter, 2649 mSolverCounterSat, 170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 860 SdHoareTripleChecker+Valid, 3619 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 170 IncrementalHoareTripleChecker+Valid, 2649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:42,501 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [860 Valid, 3619 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [170 Valid, 2649 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:28:42,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4317 states. [2022-03-03 18:28:42,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4317 to 3190. [2022-03-03 18:28:42,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3190 states, 3178 states have (on average 1.9515418502202644) internal successors, (6202), 3189 states have internal predecessors, (6202), 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) [2022-03-03 18:28:42,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 3190 states and 6202 transitions. [2022-03-03 18:28:42,532 INFO L78 Accepts]: Start accepts. Automaton has 3190 states and 6202 transitions. Word has length 135 [2022-03-03 18:28:42,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:42,533 INFO L470 AbstractCegarLoop]: Abstraction has 3190 states and 6202 transitions. [2022-03-03 18:28:42,533 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:42,533 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 6202 transitions. [2022-03-03 18:28:42,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:42,534 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:42,534 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:42,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable217 [2022-03-03 18:28:42,534 INFO L402 AbstractCegarLoop]: === Iteration 219 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:42,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:42,534 INFO L85 PathProgramCache]: Analyzing trace with hash 2081390131, now seen corresponding path program 85 times [2022-03-03 18:28:42,534 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:42,534 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1471555193] [2022-03-03 18:28:42,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:42,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:42,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:42,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:42,766 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:42,766 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1471555193] [2022-03-03 18:28:42,766 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1471555193] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:42,766 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:42,766 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:42,766 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836759970] [2022-03-03 18:28:42,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:42,767 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:42,767 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:42,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:42,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:42,767 INFO L87 Difference]: Start difference. First operand 3190 states and 6202 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:44,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:44,581 INFO L93 Difference]: Finished difference Result 6204 states and 11984 transitions. [2022-03-03 18:28:44,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-03 18:28:44,582 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:44,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:44,589 INFO L225 Difference]: With dead ends: 6204 [2022-03-03 18:28:44,589 INFO L226 Difference]: Without dead ends: 6204 [2022-03-03 18:28:44,590 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 507 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=423, Invalid=2027, Unknown=0, NotChecked=0, Total=2450 [2022-03-03 18:28:44,590 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1543 mSDsluCounter, 3463 mSDsCounter, 0 mSdLazyCounter, 3512 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1543 SdHoareTripleChecker+Valid, 3790 SdHoareTripleChecker+Invalid, 3749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 3512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:44,590 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1543 Valid, 3790 Invalid, 3749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 3512 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:28:44,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6204 states. [2022-03-03 18:28:44,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6204 to 3220. [2022-03-03 18:28:44,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.9532418952618453) internal successors, (6266), 3219 states have internal predecessors, (6266), 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) [2022-03-03 18:28:44,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6266 transitions. [2022-03-03 18:28:44,630 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6266 transitions. Word has length 135 [2022-03-03 18:28:44,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:44,630 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6266 transitions. [2022-03-03 18:28:44,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:44,630 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6266 transitions. [2022-03-03 18:28:44,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:44,631 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:44,631 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:44,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable218 [2022-03-03 18:28:44,632 INFO L402 AbstractCegarLoop]: === Iteration 220 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:44,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:44,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1252635353, now seen corresponding path program 54 times [2022-03-03 18:28:44,632 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:44,632 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270622456] [2022-03-03 18:28:44,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:44,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:44,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:44,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:44,861 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:44,861 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270622456] [2022-03-03 18:28:44,861 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270622456] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:44,861 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:44,861 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:44,861 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059358170] [2022-03-03 18:28:44,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:44,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:44,861 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:44,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:44,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:44,862 INFO L87 Difference]: Start difference. First operand 3220 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:46,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:46,368 INFO L93 Difference]: Finished difference Result 5412 states and 10483 transitions. [2022-03-03 18:28:46,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:28:46,368 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:46,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:46,374 INFO L225 Difference]: With dead ends: 5412 [2022-03-03 18:28:46,374 INFO L226 Difference]: Without dead ends: 5412 [2022-03-03 18:28:46,374 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 628 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=496, Invalid=2366, Unknown=0, NotChecked=0, Total=2862 [2022-03-03 18:28:46,374 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1027 mSDsluCounter, 3412 mSDsCounter, 0 mSdLazyCounter, 2751 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1027 SdHoareTripleChecker+Valid, 3702 SdHoareTripleChecker+Invalid, 2853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:46,375 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1027 Valid, 3702 Invalid, 2853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2751 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:46,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5412 states. [2022-03-03 18:28:46,404 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5412 to 3188. [2022-03-03 18:28:46,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3188 states, 3176 states have (on average 1.9527707808564232) internal successors, (6202), 3187 states have internal predecessors, (6202), 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) [2022-03-03 18:28:46,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3188 states to 3188 states and 6202 transitions. [2022-03-03 18:28:46,409 INFO L78 Accepts]: Start accepts. Automaton has 3188 states and 6202 transitions. Word has length 135 [2022-03-03 18:28:46,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:46,409 INFO L470 AbstractCegarLoop]: Abstraction has 3188 states and 6202 transitions. [2022-03-03 18:28:46,409 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:46,409 INFO L276 IsEmpty]: Start isEmpty. Operand 3188 states and 6202 transitions. [2022-03-03 18:28:46,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:46,410 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:46,410 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:46,411 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable219 [2022-03-03 18:28:46,411 INFO L402 AbstractCegarLoop]: === Iteration 221 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:46,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:46,411 INFO L85 PathProgramCache]: Analyzing trace with hash 1155487649, now seen corresponding path program 55 times [2022-03-03 18:28:46,411 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:46,411 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725031756] [2022-03-03 18:28:46,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:46,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:46,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:46,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:46,644 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:46,644 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725031756] [2022-03-03 18:28:46,644 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725031756] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:46,644 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:46,644 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:46,644 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707542530] [2022-03-03 18:28:46,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:46,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:46,644 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:46,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:46,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:46,645 INFO L87 Difference]: Start difference. First operand 3188 states and 6202 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:47,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:47,767 INFO L93 Difference]: Finished difference Result 4432 states and 8616 transitions. [2022-03-03 18:28:47,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-03-03 18:28:47,767 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:47,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:47,772 INFO L225 Difference]: With dead ends: 4432 [2022-03-03 18:28:47,772 INFO L226 Difference]: Without dead ends: 4432 [2022-03-03 18:28:47,772 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 323 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=322, Invalid=1484, Unknown=0, NotChecked=0, Total=1806 [2022-03-03 18:28:47,772 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 789 mSDsluCounter, 2347 mSDsCounter, 0 mSdLazyCounter, 1915 mSolverCounterSat, 62 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 789 SdHoareTripleChecker+Valid, 2587 SdHoareTripleChecker+Invalid, 1977 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 62 IncrementalHoareTripleChecker+Valid, 1915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:47,772 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [789 Valid, 2587 Invalid, 1977 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [62 Valid, 1915 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:28:47,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4432 states. [2022-03-03 18:28:47,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4432 to 3194. [2022-03-03 18:28:47,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3194 states, 3182 states have (on average 1.9528598365807668) internal successors, (6214), 3193 states have internal predecessors, (6214), 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) [2022-03-03 18:28:47,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3194 states to 3194 states and 6214 transitions. [2022-03-03 18:28:47,803 INFO L78 Accepts]: Start accepts. Automaton has 3194 states and 6214 transitions. Word has length 135 [2022-03-03 18:28:47,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:47,803 INFO L470 AbstractCegarLoop]: Abstraction has 3194 states and 6214 transitions. [2022-03-03 18:28:47,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:47,803 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 6214 transitions. [2022-03-03 18:28:47,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:47,805 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:47,805 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:47,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable220 [2022-03-03 18:28:47,805 INFO L402 AbstractCegarLoop]: === Iteration 222 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:47,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:47,805 INFO L85 PathProgramCache]: Analyzing trace with hash -559882827, now seen corresponding path program 56 times [2022-03-03 18:28:47,805 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:47,805 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251317861] [2022-03-03 18:28:47,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:47,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:48,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:48,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:48,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251317861] [2022-03-03 18:28:48,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251317861] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:48,061 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:48,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:48,061 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871594498] [2022-03-03 18:28:48,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:48,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:48,062 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:48,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:48,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:48,062 INFO L87 Difference]: Start difference. First operand 3194 states and 6214 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:49,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:49,439 INFO L93 Difference]: Finished difference Result 4466 states and 8682 transitions. [2022-03-03 18:28:49,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-03-03 18:28:49,439 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:49,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:49,444 INFO L225 Difference]: With dead ends: 4466 [2022-03-03 18:28:49,444 INFO L226 Difference]: Without dead ends: 4466 [2022-03-03 18:28:49,444 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=358, Invalid=1712, Unknown=0, NotChecked=0, Total=2070 [2022-03-03 18:28:49,444 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 940 mSDsluCounter, 3047 mSDsCounter, 0 mSdLazyCounter, 2667 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 940 SdHoareTripleChecker+Valid, 3296 SdHoareTripleChecker+Invalid, 2742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 2667 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:49,445 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [940 Valid, 3296 Invalid, 2742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 2667 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:28:49,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4466 states. [2022-03-03 18:28:49,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4466 to 3192. [2022-03-03 18:28:49,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3192 states, 3180 states have (on average 1.9528301886792452) internal successors, (6210), 3191 states have internal predecessors, (6210), 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) [2022-03-03 18:28:49,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 3192 states and 6210 transitions. [2022-03-03 18:28:49,488 INFO L78 Accepts]: Start accepts. Automaton has 3192 states and 6210 transitions. Word has length 135 [2022-03-03 18:28:49,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:49,488 INFO L470 AbstractCegarLoop]: Abstraction has 3192 states and 6210 transitions. [2022-03-03 18:28:49,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:49,488 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 6210 transitions. [2022-03-03 18:28:49,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:49,489 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:49,489 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:49,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable221 [2022-03-03 18:28:49,489 INFO L402 AbstractCegarLoop]: === Iteration 223 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:49,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:49,490 INFO L85 PathProgramCache]: Analyzing trace with hash -1341453377, now seen corresponding path program 57 times [2022-03-03 18:28:49,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:49,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897528209] [2022-03-03 18:28:49,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:49,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:49,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:49,711 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:49,711 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897528209] [2022-03-03 18:28:49,711 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897528209] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:49,711 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:49,711 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:49,711 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995247717] [2022-03-03 18:28:49,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:49,711 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:49,712 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:49,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:49,712 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:49,712 INFO L87 Difference]: Start difference. First operand 3192 states and 6210 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:51,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:51,007 INFO L93 Difference]: Finished difference Result 4491 states and 8730 transitions. [2022-03-03 18:28:51,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:28:51,008 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:51,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:51,012 INFO L225 Difference]: With dead ends: 4491 [2022-03-03 18:28:51,013 INFO L226 Difference]: Without dead ends: 4491 [2022-03-03 18:28:51,013 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 452 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=383, Invalid=1873, Unknown=0, NotChecked=0, Total=2256 [2022-03-03 18:28:51,013 INFO L933 BasicCegarLoop]: 258 mSDtfsCounter, 793 mSDsluCounter, 2849 mSDsCounter, 0 mSdLazyCounter, 2323 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 793 SdHoareTripleChecker+Valid, 3104 SdHoareTripleChecker+Invalid, 2419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 2323 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:51,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [793 Valid, 3104 Invalid, 2419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 2323 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:28:51,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4491 states. [2022-03-03 18:28:51,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4491 to 3190. [2022-03-03 18:28:51,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3190 states, 3178 states have (on average 1.9528005034612965) internal successors, (6206), 3189 states have internal predecessors, (6206), 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) [2022-03-03 18:28:51,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3190 states to 3190 states and 6206 transitions. [2022-03-03 18:28:51,046 INFO L78 Accepts]: Start accepts. Automaton has 3190 states and 6206 transitions. Word has length 135 [2022-03-03 18:28:51,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:51,046 INFO L470 AbstractCegarLoop]: Abstraction has 3190 states and 6206 transitions. [2022-03-03 18:28:51,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:51,046 INFO L276 IsEmpty]: Start isEmpty. Operand 3190 states and 6206 transitions. [2022-03-03 18:28:51,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:51,047 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:51,048 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:51,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable222 [2022-03-03 18:28:51,048 INFO L402 AbstractCegarLoop]: === Iteration 224 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:51,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:51,050 INFO L85 PathProgramCache]: Analyzing trace with hash 944365847, now seen corresponding path program 58 times [2022-03-03 18:28:51,050 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:51,050 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943830931] [2022-03-03 18:28:51,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:51,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:51,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:51,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:51,277 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:51,277 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943830931] [2022-03-03 18:28:51,277 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943830931] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:51,277 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:51,277 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:51,277 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1637451537] [2022-03-03 18:28:51,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:51,277 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:51,277 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:51,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:51,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:51,278 INFO L87 Difference]: Start difference. First operand 3190 states and 6206 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:52,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:52,613 INFO L93 Difference]: Finished difference Result 4521 states and 8788 transitions. [2022-03-03 18:28:52,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2022-03-03 18:28:52,614 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:52,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:52,618 INFO L225 Difference]: With dead ends: 4521 [2022-03-03 18:28:52,618 INFO L226 Difference]: Without dead ends: 4521 [2022-03-03 18:28:52,619 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 510 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=417, Invalid=2033, Unknown=0, NotChecked=0, Total=2450 [2022-03-03 18:28:52,619 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 982 mSDsluCounter, 2835 mSDsCounter, 0 mSdLazyCounter, 2444 mSolverCounterSat, 113 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 3098 SdHoareTripleChecker+Invalid, 2557 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 113 IncrementalHoareTripleChecker+Valid, 2444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:52,619 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [982 Valid, 3098 Invalid, 2557 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [113 Valid, 2444 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:28:52,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4521 states. [2022-03-03 18:28:52,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4521 to 3184. [2022-03-03 18:28:52,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3184 states, 3172 states have (on average 1.9527112232030266) internal successors, (6194), 3183 states have internal predecessors, (6194), 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) [2022-03-03 18:28:52,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3184 states to 3184 states and 6194 transitions. [2022-03-03 18:28:52,649 INFO L78 Accepts]: Start accepts. Automaton has 3184 states and 6194 transitions. Word has length 135 [2022-03-03 18:28:52,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:52,649 INFO L470 AbstractCegarLoop]: Abstraction has 3184 states and 6194 transitions. [2022-03-03 18:28:52,649 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 3184 states and 6194 transitions. [2022-03-03 18:28:52,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:52,650 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:52,650 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:52,650 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable223 [2022-03-03 18:28:52,650 INFO L402 AbstractCegarLoop]: === Iteration 225 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:52,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:52,650 INFO L85 PathProgramCache]: Analyzing trace with hash -84718945, now seen corresponding path program 86 times [2022-03-03 18:28:52,651 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:52,651 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1577503385] [2022-03-03 18:28:52,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:52,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:52,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:52,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:52,872 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:52,872 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1577503385] [2022-03-03 18:28:52,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1577503385] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:52,872 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:52,872 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:52,873 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232792439] [2022-03-03 18:28:52,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:52,873 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:52,873 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:52,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:52,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:52,880 INFO L87 Difference]: Start difference. First operand 3184 states and 6194 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:55,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:55,301 INFO L93 Difference]: Finished difference Result 8008 states and 15442 transitions. [2022-03-03 18:28:55,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:28:55,302 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:55,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:55,311 INFO L225 Difference]: With dead ends: 8008 [2022-03-03 18:28:55,312 INFO L226 Difference]: Without dead ends: 8008 [2022-03-03 18:28:55,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 893 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=598, Invalid=2942, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:28:55,312 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1376 mSDsluCounter, 4821 mSDsCounter, 0 mSdLazyCounter, 4569 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1376 SdHoareTripleChecker+Valid, 5203 SdHoareTripleChecker+Invalid, 4725 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 4569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:55,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1376 Valid, 5203 Invalid, 4725 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 4569 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:28:55,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8008 states. [2022-03-03 18:28:55,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8008 to 3232. [2022-03-03 18:28:55,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3232 states, 3220 states have (on average 1.953416149068323) internal successors, (6290), 3231 states have internal predecessors, (6290), 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) [2022-03-03 18:28:55,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3232 states to 3232 states and 6290 transitions. [2022-03-03 18:28:55,357 INFO L78 Accepts]: Start accepts. Automaton has 3232 states and 6290 transitions. Word has length 135 [2022-03-03 18:28:55,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:55,357 INFO L470 AbstractCegarLoop]: Abstraction has 3232 states and 6290 transitions. [2022-03-03 18:28:55,358 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:55,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 6290 transitions. [2022-03-03 18:28:55,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:55,359 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:55,359 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:55,359 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable224 [2022-03-03 18:28:55,359 INFO L402 AbstractCegarLoop]: === Iteration 226 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:55,359 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:55,359 INFO L85 PathProgramCache]: Analyzing trace with hash -913473723, now seen corresponding path program 59 times [2022-03-03 18:28:55,359 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:55,359 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322668139] [2022-03-03 18:28:55,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:55,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:55,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:55,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:55,590 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:55,590 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322668139] [2022-03-03 18:28:55,590 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322668139] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:55,590 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:55,590 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:55,590 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135367712] [2022-03-03 18:28:55,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:55,591 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:55,591 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:55,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:55,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:55,591 INFO L87 Difference]: Start difference. First operand 3232 states and 6290 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:57,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:57,397 INFO L93 Difference]: Finished difference Result 6654 states and 12884 transitions. [2022-03-03 18:28:57,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:28:57,398 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:57,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:57,404 INFO L225 Difference]: With dead ends: 6654 [2022-03-03 18:28:57,404 INFO L226 Difference]: Without dead ends: 6654 [2022-03-03 18:28:57,405 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1194 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=732, Invalid=3690, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:28:57,405 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1383 mSDsluCounter, 3894 mSDsCounter, 0 mSdLazyCounter, 3008 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1383 SdHoareTripleChecker+Valid, 4240 SdHoareTripleChecker+Invalid, 3100 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 3008 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:57,405 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1383 Valid, 4240 Invalid, 3100 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 3008 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:28:57,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6654 states. [2022-03-03 18:28:57,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6654 to 3222. [2022-03-03 18:28:57,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 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) [2022-03-03 18:28:57,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-03-03 18:28:57,446 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-03-03 18:28:57,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:57,446 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-03-03 18:28:57,446 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:57,446 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-03-03 18:28:57,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:57,448 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:57,448 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:57,448 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable225 [2022-03-03 18:28:57,448 INFO L402 AbstractCegarLoop]: === Iteration 227 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:57,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:57,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1154441583, now seen corresponding path program 87 times [2022-03-03 18:28:57,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:57,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227053192] [2022-03-03 18:28:57,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:57,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:28:57,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:28:57,679 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:28:57,679 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227053192] [2022-03-03 18:28:57,679 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227053192] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:28:57,679 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:28:57,679 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:28:57,680 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797099111] [2022-03-03 18:28:57,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:28:57,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:28:57,680 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:28:57,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:28:57,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:28:57,680 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:59,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:28:59,851 INFO L93 Difference]: Finished difference Result 7167 states and 13834 transitions. [2022-03-03 18:28:59,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:28:59,852 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:28:59,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:28:59,860 INFO L225 Difference]: With dead ends: 7167 [2022-03-03 18:28:59,860 INFO L226 Difference]: Without dead ends: 7167 [2022-03-03 18:28:59,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 601 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=484, Invalid=2272, Unknown=0, NotChecked=0, Total=2756 [2022-03-03 18:28:59,860 INFO L933 BasicCegarLoop]: 383 mSDtfsCounter, 1434 mSDsluCounter, 4573 mSDsCounter, 0 mSdLazyCounter, 4197 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 4952 SdHoareTripleChecker+Invalid, 4360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 4197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:28:59,861 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 4952 Invalid, 4360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 4197 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:28:59,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7167 states. [2022-03-03 18:28:59,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7167 to 3222. [2022-03-03 18:28:59,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 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) [2022-03-03 18:28:59,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-03-03 18:28:59,900 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-03-03 18:28:59,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:28:59,900 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-03-03 18:28:59,900 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:28:59,900 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-03-03 18:28:59,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:28:59,901 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:28:59,902 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:28:59,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable226 [2022-03-03 18:28:59,902 INFO L402 AbstractCegarLoop]: === Iteration 228 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:28:59,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:28:59,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1142548663, now seen corresponding path program 88 times [2022-03-03 18:28:59,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:28:59,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899075345] [2022-03-03 18:28:59,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:28:59,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:28:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:00,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:00,129 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:00,129 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899075345] [2022-03-03 18:29:00,129 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899075345] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:00,129 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:00,129 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:00,130 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893046137] [2022-03-03 18:29:00,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:00,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:00,130 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:00,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:00,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:00,130 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:02,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:02,306 INFO L93 Difference]: Finished difference Result 7287 states and 14069 transitions. [2022-03-03 18:29:02,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:29:02,307 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:02,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:02,315 INFO L225 Difference]: With dead ends: 7287 [2022-03-03 18:29:02,316 INFO L226 Difference]: Without dead ends: 7287 [2022-03-03 18:29:02,316 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 706 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=534, Invalid=2546, Unknown=0, NotChecked=0, Total=3080 [2022-03-03 18:29:02,316 INFO L933 BasicCegarLoop]: 398 mSDtfsCounter, 1475 mSDsluCounter, 4011 mSDsCounter, 0 mSdLazyCounter, 3750 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1475 SdHoareTripleChecker+Valid, 4405 SdHoareTripleChecker+Invalid, 4017 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 3750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:02,316 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1475 Valid, 4405 Invalid, 4017 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 3750 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:29:02,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7287 states. [2022-03-03 18:29:02,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7287 to 3220. [2022-03-03 18:29:02,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3220 states, 3208 states have (on average 1.9532418952618453) internal successors, (6266), 3219 states have internal predecessors, (6266), 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) [2022-03-03 18:29:02,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3220 states to 3220 states and 6266 transitions. [2022-03-03 18:29:02,371 INFO L78 Accepts]: Start accepts. Automaton has 3220 states and 6266 transitions. Word has length 135 [2022-03-03 18:29:02,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:02,371 INFO L470 AbstractCegarLoop]: Abstraction has 3220 states and 6266 transitions. [2022-03-03 18:29:02,371 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:02,371 INFO L276 IsEmpty]: Start isEmpty. Operand 3220 states and 6266 transitions. [2022-03-03 18:29:02,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:02,372 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:02,372 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:02,372 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable227 [2022-03-03 18:29:02,372 INFO L402 AbstractCegarLoop]: === Iteration 229 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:02,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:02,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1905685187, now seen corresponding path program 89 times [2022-03-03 18:29:02,373 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:02,373 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646547763] [2022-03-03 18:29:02,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:02,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:02,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:02,602 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:02,602 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646547763] [2022-03-03 18:29:02,602 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646547763] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:02,602 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:02,602 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:02,602 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [784549852] [2022-03-03 18:29:02,602 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:02,603 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:02,603 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:02,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:02,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:02,603 INFO L87 Difference]: Start difference. First operand 3220 states and 6266 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:04,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:04,901 INFO L93 Difference]: Finished difference Result 7367 states and 14229 transitions. [2022-03-03 18:29:04,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:29:04,901 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:04,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:04,910 INFO L225 Difference]: With dead ends: 7367 [2022-03-03 18:29:04,910 INFO L226 Difference]: Without dead ends: 7367 [2022-03-03 18:29:04,910 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 709 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=526, Invalid=2554, Unknown=0, NotChecked=0, Total=3080 [2022-03-03 18:29:04,910 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1351 mSDsluCounter, 4533 mSDsCounter, 0 mSdLazyCounter, 4347 mSolverCounterSat, 241 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 4911 SdHoareTripleChecker+Invalid, 4588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 241 IncrementalHoareTripleChecker+Valid, 4347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:04,910 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 4911 Invalid, 4588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [241 Valid, 4347 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:29:04,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7367 states. [2022-03-03 18:29:04,945 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7367 to 3218. [2022-03-03 18:29:04,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 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) [2022-03-03 18:29:04,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-03-03 18:29:04,950 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-03-03 18:29:04,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:04,950 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-03-03 18:29:04,950 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:04,951 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-03-03 18:29:04,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:04,952 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:04,952 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:04,952 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable228 [2022-03-03 18:29:04,952 INFO L402 AbstractCegarLoop]: === Iteration 230 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:04,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:04,953 INFO L85 PathProgramCache]: Analyzing trace with hash -1261859223, now seen corresponding path program 90 times [2022-03-03 18:29:04,953 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:04,953 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [745615429] [2022-03-03 18:29:04,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:04,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:04,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:05,174 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:05,174 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:05,174 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [745615429] [2022-03-03 18:29:05,174 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [745615429] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:05,174 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:05,174 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:05,174 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874624835] [2022-03-03 18:29:05,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:05,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:05,175 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:05,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:05,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:05,175 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:07,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:07,286 INFO L93 Difference]: Finished difference Result 7256 states and 14007 transitions. [2022-03-03 18:29:07,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:29:07,287 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:07,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:07,296 INFO L225 Difference]: With dead ends: 7256 [2022-03-03 18:29:07,296 INFO L226 Difference]: Without dead ends: 7256 [2022-03-03 18:29:07,296 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 714 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=520, Invalid=2560, Unknown=0, NotChecked=0, Total=3080 [2022-03-03 18:29:07,296 INFO L933 BasicCegarLoop]: 377 mSDtfsCounter, 1311 mSDsluCounter, 4318 mSDsCounter, 0 mSdLazyCounter, 3918 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1311 SdHoareTripleChecker+Valid, 4691 SdHoareTripleChecker+Invalid, 4141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 3918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:07,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1311 Valid, 4691 Invalid, 4141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 3918 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:29:07,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7256 states. [2022-03-03 18:29:07,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7256 to 3192. [2022-03-03 18:29:07,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3192 states, 3180 states have (on average 1.9528301886792452) internal successors, (6210), 3191 states have internal predecessors, (6210), 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) [2022-03-03 18:29:07,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3192 states to 3192 states and 6210 transitions. [2022-03-03 18:29:07,346 INFO L78 Accepts]: Start accepts. Automaton has 3192 states and 6210 transitions. Word has length 135 [2022-03-03 18:29:07,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:07,346 INFO L470 AbstractCegarLoop]: Abstraction has 3192 states and 6210 transitions. [2022-03-03 18:29:07,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:07,346 INFO L276 IsEmpty]: Start isEmpty. Operand 3192 states and 6210 transitions. [2022-03-03 18:29:07,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:07,347 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:07,347 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:07,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable229 [2022-03-03 18:29:07,347 INFO L402 AbstractCegarLoop]: === Iteration 231 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:07,347 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:07,348 INFO L85 PathProgramCache]: Analyzing trace with hash 409729375, now seen corresponding path program 91 times [2022-03-03 18:29:07,348 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:07,348 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [254240244] [2022-03-03 18:29:07,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:07,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:07,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:07,569 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:07,569 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [254240244] [2022-03-03 18:29:07,569 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [254240244] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:07,569 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:07,569 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:07,570 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844411823] [2022-03-03 18:29:07,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:07,570 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:07,570 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:07,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:07,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:07,570 INFO L87 Difference]: Start difference. First operand 3192 states and 6210 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:09,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:09,870 INFO L93 Difference]: Finished difference Result 8150 states and 15711 transitions. [2022-03-03 18:29:09,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-03-03 18:29:09,870 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:09,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:09,881 INFO L225 Difference]: With dead ends: 8150 [2022-03-03 18:29:09,881 INFO L226 Difference]: Without dead ends: 8130 [2022-03-03 18:29:09,881 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1115 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=711, Invalid=3449, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:29:09,881 INFO L933 BasicCegarLoop]: 415 mSDtfsCounter, 1759 mSDsluCounter, 4331 mSDsCounter, 0 mSdLazyCounter, 3951 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1759 SdHoareTripleChecker+Valid, 4742 SdHoareTripleChecker+Invalid, 4283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 3951 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:09,881 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1759 Valid, 4742 Invalid, 4283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 3951 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:29:09,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8130 states. [2022-03-03 18:29:09,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8130 to 3272. [2022-03-03 18:29:09,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3272 states, 3260 states have (on average 1.9539877300613497) internal successors, (6370), 3271 states have internal predecessors, (6370), 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) [2022-03-03 18:29:09,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3272 states to 3272 states and 6370 transitions. [2022-03-03 18:29:09,929 INFO L78 Accepts]: Start accepts. Automaton has 3272 states and 6370 transitions. Word has length 135 [2022-03-03 18:29:09,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:09,929 INFO L470 AbstractCegarLoop]: Abstraction has 3272 states and 6370 transitions. [2022-03-03 18:29:09,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:09,929 INFO L276 IsEmpty]: Start isEmpty. Operand 3272 states and 6370 transitions. [2022-03-03 18:29:09,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:09,930 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:09,930 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:09,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230 [2022-03-03 18:29:09,930 INFO L402 AbstractCegarLoop]: === Iteration 232 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:09,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:09,931 INFO L85 PathProgramCache]: Analyzing trace with hash -419025403, now seen corresponding path program 60 times [2022-03-03 18:29:09,931 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:09,931 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141820991] [2022-03-03 18:29:09,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:09,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:09,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:10,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:10,157 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:10,157 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141820991] [2022-03-03 18:29:10,157 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141820991] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:10,157 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:10,157 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:10,157 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459919120] [2022-03-03 18:29:10,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:10,157 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:10,157 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:10,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:10,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:10,158 INFO L87 Difference]: Start difference. First operand 3272 states and 6370 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:12,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:12,182 INFO L93 Difference]: Finished difference Result 6756 states and 13082 transitions. [2022-03-03 18:29:12,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:29:12,182 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:12,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:12,190 INFO L225 Difference]: With dead ends: 6756 [2022-03-03 18:29:12,191 INFO L226 Difference]: Without dead ends: 6756 [2022-03-03 18:29:12,191 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1409 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=845, Invalid=4125, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:29:12,191 INFO L933 BasicCegarLoop]: 360 mSDtfsCounter, 1512 mSDsluCounter, 4301 mSDsCounter, 0 mSdLazyCounter, 3393 mSolverCounterSat, 107 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1512 SdHoareTripleChecker+Valid, 4658 SdHoareTripleChecker+Invalid, 3500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 107 IncrementalHoareTripleChecker+Valid, 3393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:12,191 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1512 Valid, 4658 Invalid, 3500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [107 Valid, 3393 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:29:12,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6756 states. [2022-03-03 18:29:12,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6756 to 3258. [2022-03-03 18:29:12,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3258 states, 3246 states have (on average 1.9537892791127542) internal successors, (6342), 3257 states have internal predecessors, (6342), 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) [2022-03-03 18:29:12,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3258 states to 3258 states and 6342 transitions. [2022-03-03 18:29:12,231 INFO L78 Accepts]: Start accepts. Automaton has 3258 states and 6342 transitions. Word has length 135 [2022-03-03 18:29:12,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:12,231 INFO L470 AbstractCegarLoop]: Abstraction has 3258 states and 6342 transitions. [2022-03-03 18:29:12,231 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:12,231 INFO L276 IsEmpty]: Start isEmpty. Operand 3258 states and 6342 transitions. [2022-03-03 18:29:12,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:12,233 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:12,233 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:12,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable231 [2022-03-03 18:29:12,233 INFO L402 AbstractCegarLoop]: === Iteration 233 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:12,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:12,233 INFO L85 PathProgramCache]: Analyzing trace with hash 1648889903, now seen corresponding path program 92 times [2022-03-03 18:29:12,233 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:12,233 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67992123] [2022-03-03 18:29:12,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:12,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:12,464 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:12,464 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:12,464 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67992123] [2022-03-03 18:29:12,464 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67992123] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:12,464 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:12,465 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:12,465 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [644954223] [2022-03-03 18:29:12,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:12,465 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:12,465 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:12,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:12,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:12,465 INFO L87 Difference]: Start difference. First operand 3258 states and 6342 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:14,793 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:14,793 INFO L93 Difference]: Finished difference Result 8711 states and 16777 transitions. [2022-03-03 18:29:14,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:29:14,793 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:14,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:14,804 INFO L225 Difference]: With dead ends: 8711 [2022-03-03 18:29:14,804 INFO L226 Difference]: Without dead ends: 8711 [2022-03-03 18:29:14,804 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1069 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=711, Invalid=3321, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:29:14,805 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 1855 mSDsluCounter, 4246 mSDsCounter, 0 mSdLazyCounter, 3809 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1855 SdHoareTripleChecker+Valid, 4670 SdHoareTripleChecker+Invalid, 4131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 3809 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:14,805 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1855 Valid, 4670 Invalid, 4131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 3809 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:29:14,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8711 states. [2022-03-03 18:29:14,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8711 to 3264. [2022-03-03 18:29:14,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3264 states, 3252 states have (on average 1.9538745387453875) internal successors, (6354), 3263 states have internal predecessors, (6354), 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) [2022-03-03 18:29:14,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3264 states to 3264 states and 6354 transitions. [2022-03-03 18:29:14,858 INFO L78 Accepts]: Start accepts. Automaton has 3264 states and 6354 transitions. Word has length 135 [2022-03-03 18:29:14,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:14,859 INFO L470 AbstractCegarLoop]: Abstraction has 3264 states and 6354 transitions. [2022-03-03 18:29:14,859 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:14,859 INFO L276 IsEmpty]: Start isEmpty. Operand 3264 states and 6354 transitions. [2022-03-03 18:29:14,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:14,860 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:14,860 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:14,860 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable232 [2022-03-03 18:29:14,860 INFO L402 AbstractCegarLoop]: === Iteration 234 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:14,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:14,860 INFO L85 PathProgramCache]: Analyzing trace with hash 1636996983, now seen corresponding path program 93 times [2022-03-03 18:29:14,860 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:14,860 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253270720] [2022-03-03 18:29:14,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:14,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:15,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:15,100 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:15,100 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253270720] [2022-03-03 18:29:15,101 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253270720] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:15,101 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:15,101 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:15,101 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515227119] [2022-03-03 18:29:15,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:15,101 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:15,101 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:15,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:15,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:15,101 INFO L87 Difference]: Start difference. First operand 3264 states and 6354 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:18,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:18,227 INFO L93 Difference]: Finished difference Result 8831 states and 17012 transitions. [2022-03-03 18:29:18,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:29:18,228 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:18,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:18,236 INFO L225 Difference]: With dead ends: 8831 [2022-03-03 18:29:18,236 INFO L226 Difference]: Without dead ends: 8831 [2022-03-03 18:29:18,236 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1160 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=755, Invalid=3535, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:29:18,237 INFO L933 BasicCegarLoop]: 443 mSDtfsCounter, 1490 mSDsluCounter, 5876 mSDsCounter, 0 mSdLazyCounter, 5659 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1490 SdHoareTripleChecker+Valid, 6315 SdHoareTripleChecker+Invalid, 5876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 5659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:18,237 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1490 Valid, 6315 Invalid, 5876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 5659 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2022-03-03 18:29:18,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8831 states. [2022-03-03 18:29:18,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8831 to 3262. [2022-03-03 18:29:18,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3262 states, 3250 states have (on average 1.9538461538461538) internal successors, (6350), 3261 states have internal predecessors, (6350), 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) [2022-03-03 18:29:18,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3262 states to 3262 states and 6350 transitions. [2022-03-03 18:29:18,279 INFO L78 Accepts]: Start accepts. Automaton has 3262 states and 6350 transitions. Word has length 135 [2022-03-03 18:29:18,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:18,280 INFO L470 AbstractCegarLoop]: Abstraction has 3262 states and 6350 transitions. [2022-03-03 18:29:18,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:18,280 INFO L276 IsEmpty]: Start isEmpty. Operand 3262 states and 6350 transitions. [2022-03-03 18:29:18,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:18,281 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:18,281 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:18,281 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable233 [2022-03-03 18:29:18,281 INFO L402 AbstractCegarLoop]: === Iteration 235 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:18,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:18,281 INFO L85 PathProgramCache]: Analyzing trace with hash -1894833789, now seen corresponding path program 94 times [2022-03-03 18:29:18,281 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:18,282 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001073719] [2022-03-03 18:29:18,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:18,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:18,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:18,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:18,502 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:18,502 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001073719] [2022-03-03 18:29:18,503 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2001073719] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:18,503 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:18,503 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:18,503 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667319107] [2022-03-03 18:29:18,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:18,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:18,503 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:18,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:18,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:18,503 INFO L87 Difference]: Start difference. First operand 3262 states and 6350 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:21,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:21,210 INFO L93 Difference]: Finished difference Result 8911 states and 17172 transitions. [2022-03-03 18:29:21,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:29:21,211 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:21,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:21,220 INFO L225 Difference]: With dead ends: 8911 [2022-03-03 18:29:21,221 INFO L226 Difference]: Without dead ends: 8911 [2022-03-03 18:29:21,221 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1161 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=747, Invalid=3543, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:29:21,221 INFO L933 BasicCegarLoop]: 432 mSDtfsCounter, 1557 mSDsluCounter, 5024 mSDsCounter, 0 mSdLazyCounter, 4747 mSolverCounterSat, 278 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1557 SdHoareTripleChecker+Valid, 5452 SdHoareTripleChecker+Invalid, 5025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 278 IncrementalHoareTripleChecker+Valid, 4747 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:21,221 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1557 Valid, 5452 Invalid, 5025 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [278 Valid, 4747 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:29:21,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8911 states. [2022-03-03 18:29:21,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8911 to 3260. [2022-03-03 18:29:21,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3260 states, 3248 states have (on average 1.9538177339901477) internal successors, (6346), 3259 states have internal predecessors, (6346), 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) [2022-03-03 18:29:21,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3260 states to 3260 states and 6346 transitions. [2022-03-03 18:29:21,267 INFO L78 Accepts]: Start accepts. Automaton has 3260 states and 6346 transitions. Word has length 135 [2022-03-03 18:29:21,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:21,267 INFO L470 AbstractCegarLoop]: Abstraction has 3260 states and 6346 transitions. [2022-03-03 18:29:21,267 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:21,267 INFO L276 IsEmpty]: Start isEmpty. Operand 3260 states and 6346 transitions. [2022-03-03 18:29:21,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:21,268 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:21,268 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:21,269 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable234 [2022-03-03 18:29:21,269 INFO L402 AbstractCegarLoop]: === Iteration 236 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:21,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:21,269 INFO L85 PathProgramCache]: Analyzing trace with hash -767410903, now seen corresponding path program 95 times [2022-03-03 18:29:21,269 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:21,269 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570910859] [2022-03-03 18:29:21,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:21,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:21,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:21,488 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:21,488 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570910859] [2022-03-03 18:29:21,488 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570910859] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:21,488 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:21,488 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:21,488 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733336362] [2022-03-03 18:29:21,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:21,489 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:21,489 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:21,489 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:21,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:21,489 INFO L87 Difference]: Start difference. First operand 3260 states and 6346 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:24,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:24,059 INFO L93 Difference]: Finished difference Result 8975 states and 17300 transitions. [2022-03-03 18:29:24,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:29:24,060 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:24,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:24,071 INFO L225 Difference]: With dead ends: 8975 [2022-03-03 18:29:24,071 INFO L226 Difference]: Without dead ends: 8975 [2022-03-03 18:29:24,072 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1166 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=741, Invalid=3549, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:29:24,072 INFO L933 BasicCegarLoop]: 428 mSDtfsCounter, 1539 mSDsluCounter, 4943 mSDsCounter, 0 mSdLazyCounter, 4570 mSolverCounterSat, 291 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1539 SdHoareTripleChecker+Valid, 5367 SdHoareTripleChecker+Invalid, 4861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 291 IncrementalHoareTripleChecker+Valid, 4570 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:24,072 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1539 Valid, 5367 Invalid, 4861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [291 Valid, 4570 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:29:24,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8975 states. [2022-03-03 18:29:24,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8975 to 3250. [2022-03-03 18:29:24,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3250 states, 3238 states have (on average 1.9536751080914145) internal successors, (6326), 3249 states have internal predecessors, (6326), 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) [2022-03-03 18:29:24,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3250 states to 3250 states and 6326 transitions. [2022-03-03 18:29:24,120 INFO L78 Accepts]: Start accepts. Automaton has 3250 states and 6326 transitions. Word has length 135 [2022-03-03 18:29:24,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:24,120 INFO L470 AbstractCegarLoop]: Abstraction has 3250 states and 6326 transitions. [2022-03-03 18:29:24,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:24,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 6326 transitions. [2022-03-03 18:29:24,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:24,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:24,122 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:24,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable235 [2022-03-03 18:29:24,122 INFO L402 AbstractCegarLoop]: === Iteration 237 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:24,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:24,122 INFO L85 PathProgramCache]: Analyzing trace with hash 1152809711, now seen corresponding path program 96 times [2022-03-03 18:29:24,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:24,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564338010] [2022-03-03 18:29:24,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:24,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:24,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:24,411 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:24,411 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564338010] [2022-03-03 18:29:24,411 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [564338010] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:24,411 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:24,411 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:24,411 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065355575] [2022-03-03 18:29:24,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:24,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:24,411 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:24,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:24,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:24,412 INFO L87 Difference]: Start difference. First operand 3250 states and 6326 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:26,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:26,523 INFO L93 Difference]: Finished difference Result 7527 states and 14547 transitions. [2022-03-03 18:29:26,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:29:26,523 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:26,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:26,533 INFO L225 Difference]: With dead ends: 7527 [2022-03-03 18:29:26,533 INFO L226 Difference]: Without dead ends: 7507 [2022-03-03 18:29:26,533 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 708 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=559, Invalid=2521, Unknown=0, NotChecked=0, Total=3080 [2022-03-03 18:29:26,533 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1637 mSDsluCounter, 4104 mSDsCounter, 0 mSdLazyCounter, 3639 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1637 SdHoareTripleChecker+Valid, 4517 SdHoareTripleChecker+Invalid, 3945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 3639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:26,533 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1637 Valid, 4517 Invalid, 3945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 3639 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:29:26,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7507 states. [2022-03-03 18:29:26,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7507 to 3226. [2022-03-03 18:29:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3226 states, 3214 states have (on average 1.953329184816428) internal successors, (6278), 3225 states have internal predecessors, (6278), 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) [2022-03-03 18:29:26,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 3226 states and 6278 transitions. [2022-03-03 18:29:26,580 INFO L78 Accepts]: Start accepts. Automaton has 3226 states and 6278 transitions. Word has length 135 [2022-03-03 18:29:26,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:26,580 INFO L470 AbstractCegarLoop]: Abstraction has 3226 states and 6278 transitions. [2022-03-03 18:29:26,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:26,580 INFO L276 IsEmpty]: Start isEmpty. Operand 3226 states and 6278 transitions. [2022-03-03 18:29:26,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:26,581 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:26,581 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:26,581 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable236 [2022-03-03 18:29:26,581 INFO L402 AbstractCegarLoop]: === Iteration 238 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:26,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:26,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1119210483, now seen corresponding path program 97 times [2022-03-03 18:29:26,582 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:26,582 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633446200] [2022-03-03 18:29:26,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:26,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:26,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:26,818 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:26,818 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633446200] [2022-03-03 18:29:26,818 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633446200] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:26,818 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:26,818 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:26,818 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023738746] [2022-03-03 18:29:26,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:26,818 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:26,818 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:26,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:26,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:26,819 INFO L87 Difference]: Start difference. First operand 3226 states and 6278 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:29,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:29,219 INFO L93 Difference]: Finished difference Result 7346 states and 14182 transitions. [2022-03-03 18:29:29,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:29:29,220 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:29,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:29,229 INFO L225 Difference]: With dead ends: 7346 [2022-03-03 18:29:29,229 INFO L226 Difference]: Without dead ends: 7346 [2022-03-03 18:29:29,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 855 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=643, Invalid=2897, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:29:29,230 INFO L933 BasicCegarLoop]: 404 mSDtfsCounter, 1511 mSDsluCounter, 4454 mSDsCounter, 0 mSdLazyCounter, 4171 mSolverCounterSat, 260 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1511 SdHoareTripleChecker+Valid, 4854 SdHoareTripleChecker+Invalid, 4431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 260 IncrementalHoareTripleChecker+Valid, 4171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:29,230 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1511 Valid, 4854 Invalid, 4431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [260 Valid, 4171 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:29:29,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7346 states. [2022-03-03 18:29:29,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7346 to 3228. [2022-03-03 18:29:29,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3228 states, 3216 states have (on average 1.953358208955224) internal successors, (6282), 3227 states have internal predecessors, (6282), 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) [2022-03-03 18:29:29,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3228 states to 3228 states and 6282 transitions. [2022-03-03 18:29:29,274 INFO L78 Accepts]: Start accepts. Automaton has 3228 states and 6282 transitions. Word has length 135 [2022-03-03 18:29:29,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:29,275 INFO L470 AbstractCegarLoop]: Abstraction has 3228 states and 6282 transitions. [2022-03-03 18:29:29,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:29,275 INFO L276 IsEmpty]: Start isEmpty. Operand 3228 states and 6282 transitions. [2022-03-03 18:29:29,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:29,276 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:29,276 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:29,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable237 [2022-03-03 18:29:29,276 INFO L402 AbstractCegarLoop]: === Iteration 239 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:29,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:29,276 INFO L85 PathProgramCache]: Analyzing trace with hash -116669611, now seen corresponding path program 98 times [2022-03-03 18:29:29,276 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:29,276 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988737221] [2022-03-03 18:29:29,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:29,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:29,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:29,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:29,531 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:29,531 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988737221] [2022-03-03 18:29:29,531 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988737221] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:29,531 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:29,531 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:29,531 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132723653] [2022-03-03 18:29:29,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:29,532 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:29,532 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:29,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:29,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:29,532 INFO L87 Difference]: Start difference. First operand 3228 states and 6282 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:32,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:32,003 INFO L93 Difference]: Finished difference Result 7385 states and 14259 transitions. [2022-03-03 18:29:32,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:29:32,003 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:32,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:32,014 INFO L225 Difference]: With dead ends: 7385 [2022-03-03 18:29:32,014 INFO L226 Difference]: Without dead ends: 7385 [2022-03-03 18:29:32,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 858 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=636, Invalid=2904, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:29:32,014 INFO L933 BasicCegarLoop]: 417 mSDtfsCounter, 1491 mSDsluCounter, 4572 mSDsCounter, 0 mSdLazyCounter, 4298 mSolverCounterSat, 337 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1491 SdHoareTripleChecker+Valid, 4985 SdHoareTripleChecker+Invalid, 4635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 337 IncrementalHoareTripleChecker+Valid, 4298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:32,015 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1491 Valid, 4985 Invalid, 4635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [337 Valid, 4298 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2022-03-03 18:29:32,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7385 states. [2022-03-03 18:29:32,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7385 to 3222. [2022-03-03 18:29:32,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3222 states, 3210 states have (on average 1.9532710280373833) internal successors, (6270), 3221 states have internal predecessors, (6270), 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) [2022-03-03 18:29:32,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3222 states to 3222 states and 6270 transitions. [2022-03-03 18:29:32,072 INFO L78 Accepts]: Start accepts. Automaton has 3222 states and 6270 transitions. Word has length 135 [2022-03-03 18:29:32,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:32,072 INFO L470 AbstractCegarLoop]: Abstraction has 3222 states and 6270 transitions. [2022-03-03 18:29:32,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:32,072 INFO L276 IsEmpty]: Start isEmpty. Operand 3222 states and 6270 transitions. [2022-03-03 18:29:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:32,074 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:32,074 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:32,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable238 [2022-03-03 18:29:32,074 INFO L402 AbstractCegarLoop]: === Iteration 240 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:32,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:32,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1127087811, now seen corresponding path program 99 times [2022-03-03 18:29:32,074 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:32,074 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910592734] [2022-03-03 18:29:32,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:32,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:32,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:32,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:32,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910592734] [2022-03-03 18:29:32,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910592734] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:32,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:32,340 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:32,340 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834545526] [2022-03-03 18:29:32,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:32,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:32,341 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:32,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:32,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:32,341 INFO L87 Difference]: Start difference. First operand 3222 states and 6270 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:34,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:34,484 INFO L93 Difference]: Finished difference Result 7327 states and 14144 transitions. [2022-03-03 18:29:34,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:29:34,484 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:34,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:34,493 INFO L225 Difference]: With dead ends: 7327 [2022-03-03 18:29:34,493 INFO L226 Difference]: Without dead ends: 7327 [2022-03-03 18:29:34,494 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 860 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=635, Invalid=2905, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:29:34,494 INFO L933 BasicCegarLoop]: 373 mSDtfsCounter, 1694 mSDsluCounter, 3705 mSDsCounter, 0 mSdLazyCounter, 3331 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1694 SdHoareTripleChecker+Valid, 4074 SdHoareTripleChecker+Invalid, 3689 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 3331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:34,494 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1694 Valid, 4074 Invalid, 3689 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 3331 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:29:34,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7327 states. [2022-03-03 18:29:34,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7327 to 3226. [2022-03-03 18:29:34,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3226 states, 3214 states have (on average 1.953329184816428) internal successors, (6278), 3225 states have internal predecessors, (6278), 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) [2022-03-03 18:29:34,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3226 states to 3226 states and 6278 transitions. [2022-03-03 18:29:34,534 INFO L78 Accepts]: Start accepts. Automaton has 3226 states and 6278 transitions. Word has length 135 [2022-03-03 18:29:34,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:34,534 INFO L470 AbstractCegarLoop]: Abstraction has 3226 states and 6278 transitions. [2022-03-03 18:29:34,534 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:34,534 INFO L276 IsEmpty]: Start isEmpty. Operand 3226 states and 6278 transitions. [2022-03-03 18:29:34,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:34,546 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:34,546 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:34,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable239 [2022-03-03 18:29:34,546 INFO L402 AbstractCegarLoop]: === Iteration 241 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:34,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:34,547 INFO L85 PathProgramCache]: Analyzing trace with hash -108792283, now seen corresponding path program 100 times [2022-03-03 18:29:34,547 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:34,547 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82077634] [2022-03-03 18:29:34,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:34,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:34,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:34,777 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:34,777 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82077634] [2022-03-03 18:29:34,777 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82077634] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:34,777 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:34,777 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:34,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43397086] [2022-03-03 18:29:34,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:34,778 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:34,778 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:34,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:34,778 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:34,778 INFO L87 Difference]: Start difference. First operand 3226 states and 6278 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:37,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:37,078 INFO L93 Difference]: Finished difference Result 7447 states and 14379 transitions. [2022-03-03 18:29:37,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:29:37,079 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:37,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:37,087 INFO L225 Difference]: With dead ends: 7447 [2022-03-03 18:29:37,088 INFO L226 Difference]: Without dead ends: 7447 [2022-03-03 18:29:37,088 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 940 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=677, Invalid=3105, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:29:37,088 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 1522 mSDsluCounter, 4091 mSDsCounter, 0 mSdLazyCounter, 3813 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1522 SdHoareTripleChecker+Valid, 4473 SdHoareTripleChecker+Invalid, 4166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 3813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:37,088 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1522 Valid, 4473 Invalid, 4166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 3813 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:29:37,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7447 states. [2022-03-03 18:29:37,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7447 to 3224. [2022-03-03 18:29:37,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3224 states, 3212 states have (on average 1.9533001245330013) internal successors, (6274), 3223 states have internal predecessors, (6274), 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) [2022-03-03 18:29:37,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3224 states to 3224 states and 6274 transitions. [2022-03-03 18:29:37,140 INFO L78 Accepts]: Start accepts. Automaton has 3224 states and 6274 transitions. Word has length 135 [2022-03-03 18:29:37,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:37,140 INFO L470 AbstractCegarLoop]: Abstraction has 3224 states and 6274 transitions. [2022-03-03 18:29:37,140 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:37,140 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 6274 transitions. [2022-03-03 18:29:37,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:37,141 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:37,141 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:37,141 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable240 [2022-03-03 18:29:37,141 INFO L402 AbstractCegarLoop]: === Iteration 242 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:37,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:37,142 INFO L85 PathProgramCache]: Analyzing trace with hash 2092037507, now seen corresponding path program 101 times [2022-03-03 18:29:37,142 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:37,142 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100197028] [2022-03-03 18:29:37,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:37,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:37,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:37,376 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:37,377 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:37,377 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100197028] [2022-03-03 18:29:37,377 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100197028] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:37,377 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:37,377 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:37,377 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466690363] [2022-03-03 18:29:37,377 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:37,377 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:37,377 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:37,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:37,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:37,378 INFO L87 Difference]: Start difference. First operand 3224 states and 6274 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:40,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:40,004 INFO L93 Difference]: Finished difference Result 7467 states and 14423 transitions. [2022-03-03 18:29:40,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:29:40,004 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:40,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:40,013 INFO L225 Difference]: With dead ends: 7467 [2022-03-03 18:29:40,014 INFO L226 Difference]: Without dead ends: 7467 [2022-03-03 18:29:40,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 864 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=623, Invalid=2917, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:29:40,014 INFO L933 BasicCegarLoop]: 402 mSDtfsCounter, 1564 mSDsluCounter, 4951 mSDsCounter, 0 mSdLazyCounter, 4870 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1564 SdHoareTripleChecker+Valid, 5349 SdHoareTripleChecker+Invalid, 5174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 4870 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:40,014 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1564 Valid, 5349 Invalid, 5174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 4870 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:29:40,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7467 states. [2022-03-03 18:29:40,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7467 to 3218. [2022-03-03 18:29:40,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 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) [2022-03-03 18:29:40,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-03-03 18:29:40,055 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-03-03 18:29:40,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:40,055 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-03-03 18:29:40,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:40,055 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-03-03 18:29:40,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:40,056 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:40,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:40,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable241 [2022-03-03 18:29:40,056 INFO L402 AbstractCegarLoop]: === Iteration 243 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:40,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:40,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1154631077, now seen corresponding path program 102 times [2022-03-03 18:29:40,057 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:40,057 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [684799049] [2022-03-03 18:29:40,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:40,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:40,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:40,288 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:40,288 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [684799049] [2022-03-03 18:29:40,288 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [684799049] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:40,288 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:40,289 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:40,289 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678410780] [2022-03-03 18:29:40,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:40,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:40,289 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:40,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:40,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:40,289 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:42,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:42,370 INFO L93 Difference]: Finished difference Result 7315 states and 14120 transitions. [2022-03-03 18:29:42,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:29:42,371 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:42,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:42,379 INFO L225 Difference]: With dead ends: 7315 [2022-03-03 18:29:42,379 INFO L226 Difference]: Without dead ends: 7315 [2022-03-03 18:29:42,379 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 865 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=629, Invalid=2911, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:29:42,379 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1277 mSDsluCounter, 4143 mSDsCounter, 0 mSdLazyCounter, 3566 mSolverCounterSat, 230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1277 SdHoareTripleChecker+Valid, 4492 SdHoareTripleChecker+Invalid, 3796 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 230 IncrementalHoareTripleChecker+Valid, 3566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:42,379 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1277 Valid, 4492 Invalid, 3796 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [230 Valid, 3566 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:29:42,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7315 states. [2022-03-03 18:29:42,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7315 to 3218. [2022-03-03 18:29:42,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3218 states, 3206 states have (on average 1.9532127261384904) internal successors, (6262), 3217 states have internal predecessors, (6262), 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) [2022-03-03 18:29:42,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3218 states to 3218 states and 6262 transitions. [2022-03-03 18:29:42,419 INFO L78 Accepts]: Start accepts. Automaton has 3218 states and 6262 transitions. Word has length 135 [2022-03-03 18:29:42,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:42,419 INFO L470 AbstractCegarLoop]: Abstraction has 3218 states and 6262 transitions. [2022-03-03 18:29:42,419 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:42,419 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 6262 transitions. [2022-03-03 18:29:42,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:42,420 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:42,420 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:42,420 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable242 [2022-03-03 18:29:42,421 INFO L402 AbstractCegarLoop]: === Iteration 244 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:42,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:42,421 INFO L85 PathProgramCache]: Analyzing trace with hash -81249017, now seen corresponding path program 103 times [2022-03-03 18:29:42,421 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:42,421 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841536515] [2022-03-03 18:29:42,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:42,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:42,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:42,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:42,652 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:42,652 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841536515] [2022-03-03 18:29:42,652 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841536515] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:42,652 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:42,652 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:42,652 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825553410] [2022-03-03 18:29:42,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:42,652 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:42,652 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:42,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:42,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:42,653 INFO L87 Difference]: Start difference. First operand 3218 states and 6262 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:44,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:44,912 INFO L93 Difference]: Finished difference Result 7435 states and 14355 transitions. [2022-03-03 18:29:44,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:29:44,912 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:44,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:44,921 INFO L225 Difference]: With dead ends: 7435 [2022-03-03 18:29:44,921 INFO L226 Difference]: Without dead ends: 7435 [2022-03-03 18:29:44,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 946 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=670, Invalid=3112, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:29:44,921 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1420 mSDsluCounter, 4154 mSDsCounter, 0 mSdLazyCounter, 3813 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1420 SdHoareTripleChecker+Valid, 4516 SdHoareTripleChecker+Invalid, 4111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 3813 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:44,921 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1420 Valid, 4516 Invalid, 4111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 3813 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:29:44,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7435 states. [2022-03-03 18:29:44,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7435 to 3216. [2022-03-03 18:29:44,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3216 states, 3204 states have (on average 1.953183520599251) internal successors, (6258), 3215 states have internal predecessors, (6258), 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) [2022-03-03 18:29:44,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3216 states to 3216 states and 6258 transitions. [2022-03-03 18:29:44,965 INFO L78 Accepts]: Start accepts. Automaton has 3216 states and 6258 transitions. Word has length 135 [2022-03-03 18:29:44,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:44,966 INFO L470 AbstractCegarLoop]: Abstraction has 3216 states and 6258 transitions. [2022-03-03 18:29:44,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:44,966 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 6258 transitions. [2022-03-03 18:29:44,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:44,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:44,967 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:44,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable243 [2022-03-03 18:29:44,967 INFO L402 AbstractCegarLoop]: === Iteration 245 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:44,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:44,967 INFO L85 PathProgramCache]: Analyzing trace with hash 2119580773, now seen corresponding path program 104 times [2022-03-03 18:29:44,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:44,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210061330] [2022-03-03 18:29:44,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:44,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:45,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:45,200 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:45,200 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210061330] [2022-03-03 18:29:45,200 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210061330] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:45,200 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:45,200 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:45,200 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544135880] [2022-03-03 18:29:45,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:45,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:45,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:45,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:45,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:45,201 INFO L87 Difference]: Start difference. First operand 3216 states and 6258 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:47,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:47,743 INFO L93 Difference]: Finished difference Result 7515 states and 14515 transitions. [2022-03-03 18:29:47,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:29:47,744 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:47,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:47,752 INFO L225 Difference]: With dead ends: 7515 [2022-03-03 18:29:47,752 INFO L226 Difference]: Without dead ends: 7515 [2022-03-03 18:29:47,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 950 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=663, Invalid=3119, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:29:47,753 INFO L933 BasicCegarLoop]: 382 mSDtfsCounter, 1394 mSDsluCounter, 4536 mSDsCounter, 0 mSdLazyCounter, 4244 mSolverCounterSat, 322 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1394 SdHoareTripleChecker+Valid, 4914 SdHoareTripleChecker+Invalid, 4566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 322 IncrementalHoareTripleChecker+Valid, 4244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:47,753 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1394 Valid, 4914 Invalid, 4566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [322 Valid, 4244 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-03-03 18:29:47,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7515 states. [2022-03-03 18:29:47,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7515 to 3214. [2022-03-03 18:29:47,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3214 states, 3202 states have (on average 1.95315427857589) internal successors, (6254), 3213 states have internal predecessors, (6254), 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) [2022-03-03 18:29:47,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3214 states to 3214 states and 6254 transitions. [2022-03-03 18:29:47,796 INFO L78 Accepts]: Start accepts. Automaton has 3214 states and 6254 transitions. Word has length 135 [2022-03-03 18:29:47,797 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:47,797 INFO L470 AbstractCegarLoop]: Abstraction has 3214 states and 6254 transitions. [2022-03-03 18:29:47,797 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:47,797 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 6254 transitions. [2022-03-03 18:29:47,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:47,798 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:47,798 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:47,798 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable244 [2022-03-03 18:29:47,798 INFO L402 AbstractCegarLoop]: === Iteration 246 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:47,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:47,798 INFO L85 PathProgramCache]: Analyzing trace with hash -2068533497, now seen corresponding path program 105 times [2022-03-03 18:29:47,798 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:47,798 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2063416345] [2022-03-03 18:29:47,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:47,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:48,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:48,035 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:48,035 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2063416345] [2022-03-03 18:29:48,035 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2063416345] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:48,035 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:48,035 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:48,035 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359747151] [2022-03-03 18:29:48,035 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:48,035 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:48,035 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:48,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:48,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:48,036 INFO L87 Difference]: Start difference. First operand 3214 states and 6254 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:50,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:50,256 INFO L93 Difference]: Finished difference Result 7350 states and 14189 transitions. [2022-03-03 18:29:50,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:29:50,256 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:50,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:50,265 INFO L225 Difference]: With dead ends: 7350 [2022-03-03 18:29:50,266 INFO L226 Difference]: Without dead ends: 7350 [2022-03-03 18:29:50,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 871 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=612, Invalid=2928, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:29:50,266 INFO L933 BasicCegarLoop]: 394 mSDtfsCounter, 1327 mSDsluCounter, 4395 mSDsCounter, 0 mSdLazyCounter, 4025 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1327 SdHoareTripleChecker+Valid, 4785 SdHoareTripleChecker+Invalid, 4313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 4025 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:50,266 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1327 Valid, 4785 Invalid, 4313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 4025 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:29:50,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7350 states. [2022-03-03 18:29:50,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7350 to 3160. [2022-03-03 18:29:50,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3160 states, 3148 states have (on average 1.9523506988564168) internal successors, (6146), 3159 states have internal predecessors, (6146), 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) [2022-03-03 18:29:50,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3160 states to 3160 states and 6146 transitions. [2022-03-03 18:29:50,311 INFO L78 Accepts]: Start accepts. Automaton has 3160 states and 6146 transitions. Word has length 135 [2022-03-03 18:29:50,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:50,311 INFO L470 AbstractCegarLoop]: Abstraction has 3160 states and 6146 transitions. [2022-03-03 18:29:50,312 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:50,312 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 6146 transitions. [2022-03-03 18:29:50,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:50,313 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:50,313 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:50,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable245 [2022-03-03 18:29:50,313 INFO L402 AbstractCegarLoop]: === Iteration 247 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:50,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:50,313 INFO L85 PathProgramCache]: Analyzing trace with hash -467235185, now seen corresponding path program 61 times [2022-03-03 18:29:50,313 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:50,313 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [776808341] [2022-03-03 18:29:50,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:50,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:50,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:50,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:50,641 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:50,641 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [776808341] [2022-03-03 18:29:50,641 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [776808341] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:50,642 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:50,642 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:29:50,642 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1241842060] [2022-03-03 18:29:50,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:50,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:29:50,642 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:50,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:29:50,642 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:29:50,642 INFO L87 Difference]: Start difference. First operand 3160 states and 6146 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:29:52,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:52,062 INFO L93 Difference]: Finished difference Result 5165 states and 10082 transitions. [2022-03-03 18:29:52,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-03 18:29:52,062 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:52,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:52,068 INFO L225 Difference]: With dead ends: 5165 [2022-03-03 18:29:52,068 INFO L226 Difference]: Without dead ends: 5165 [2022-03-03 18:29:52,068 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 344 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=381, Invalid=1599, Unknown=0, NotChecked=0, Total=1980 [2022-03-03 18:29:52,068 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 981 mSDsluCounter, 2860 mSDsCounter, 0 mSdLazyCounter, 2376 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 3101 SdHoareTripleChecker+Invalid, 2470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 2376 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:52,068 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 3101 Invalid, 2470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 2376 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:29:52,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5165 states. [2022-03-03 18:29:52,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5165 to 3154. [2022-03-03 18:29:52,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3154 states, 3142 states have (on average 1.9522597071928707) internal successors, (6134), 3153 states have internal predecessors, (6134), 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) [2022-03-03 18:29:52,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3154 states to 3154 states and 6134 transitions. [2022-03-03 18:29:52,102 INFO L78 Accepts]: Start accepts. Automaton has 3154 states and 6134 transitions. Word has length 135 [2022-03-03 18:29:52,102 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:52,102 INFO L470 AbstractCegarLoop]: Abstraction has 3154 states and 6134 transitions. [2022-03-03 18:29:52,102 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:29:52,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 6134 transitions. [2022-03-03 18:29:52,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:52,103 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:52,104 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:52,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable246 [2022-03-03 18:29:52,104 INFO L402 AbstractCegarLoop]: === Iteration 248 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:52,104 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:52,104 INFO L85 PathProgramCache]: Analyzing trace with hash 1939113943, now seen corresponding path program 62 times [2022-03-03 18:29:52,104 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:52,104 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000778439] [2022-03-03 18:29:52,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:52,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:52,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:52,413 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:52,413 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000778439] [2022-03-03 18:29:52,413 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000778439] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:52,413 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:52,413 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:29:52,413 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455042243] [2022-03-03 18:29:52,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:52,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:29:52,413 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:52,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:29:52,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:29:52,414 INFO L87 Difference]: Start difference. First operand 3154 states and 6134 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:29:53,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:53,936 INFO L93 Difference]: Finished difference Result 5197 states and 10144 transitions. [2022-03-03 18:29:53,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-03 18:29:53,937 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:53,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:53,942 INFO L225 Difference]: With dead ends: 5197 [2022-03-03 18:29:53,942 INFO L226 Difference]: Without dead ends: 5197 [2022-03-03 18:29:53,942 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 418 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=428, Invalid=1828, Unknown=0, NotChecked=0, Total=2256 [2022-03-03 18:29:53,942 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 1077 mSDsluCounter, 2914 mSDsCounter, 0 mSdLazyCounter, 2597 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1077 SdHoareTripleChecker+Valid, 3164 SdHoareTripleChecker+Invalid, 2706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 2597 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:53,942 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1077 Valid, 3164 Invalid, 2706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 2597 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:29:53,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5197 states. [2022-03-03 18:29:53,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5197 to 3148. [2022-03-03 18:29:53,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3148 states, 3136 states have (on average 1.9521683673469388) internal successors, (6122), 3147 states have internal predecessors, (6122), 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) [2022-03-03 18:29:53,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3148 states to 3148 states and 6122 transitions. [2022-03-03 18:29:53,973 INFO L78 Accepts]: Start accepts. Automaton has 3148 states and 6122 transitions. Word has length 135 [2022-03-03 18:29:53,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:53,973 INFO L470 AbstractCegarLoop]: Abstraction has 3148 states and 6122 transitions. [2022-03-03 18:29:53,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:29:53,974 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 6122 transitions. [2022-03-03 18:29:53,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:53,975 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:53,975 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:53,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable247 [2022-03-03 18:29:53,975 INFO L402 AbstractCegarLoop]: === Iteration 249 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:53,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:53,975 INFO L85 PathProgramCache]: Analyzing trace with hash 826534735, now seen corresponding path program 63 times [2022-03-03 18:29:53,975 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:53,975 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911843711] [2022-03-03 18:29:53,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:53,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:54,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:54,270 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:54,270 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911843711] [2022-03-03 18:29:54,270 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911843711] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:54,271 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:54,271 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:29:54,271 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481850821] [2022-03-03 18:29:54,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:54,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:29:54,271 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:54,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:29:54,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:29:54,271 INFO L87 Difference]: Start difference. First operand 3148 states and 6122 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:29:55,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:55,753 INFO L93 Difference]: Finished difference Result 5254 states and 10254 transitions. [2022-03-03 18:29:55,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-03 18:29:55,753 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:55,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:55,758 INFO L225 Difference]: With dead ends: 5254 [2022-03-03 18:29:55,758 INFO L226 Difference]: Without dead ends: 5254 [2022-03-03 18:29:55,759 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 476 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=457, Invalid=1993, Unknown=0, NotChecked=0, Total=2450 [2022-03-03 18:29:55,759 INFO L933 BasicCegarLoop]: 259 mSDtfsCounter, 841 mSDsluCounter, 2887 mSDsCounter, 0 mSdLazyCounter, 2375 mSolverCounterSat, 119 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 841 SdHoareTripleChecker+Valid, 3143 SdHoareTripleChecker+Invalid, 2494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 119 IncrementalHoareTripleChecker+Valid, 2375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:55,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [841 Valid, 3143 Invalid, 2494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [119 Valid, 2375 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:29:55,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5254 states. [2022-03-03 18:29:55,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5254 to 3142. [2022-03-03 18:29:55,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3142 states, 3130 states have (on average 1.9520766773162939) internal successors, (6110), 3141 states have internal predecessors, (6110), 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) [2022-03-03 18:29:55,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3142 states to 3142 states and 6110 transitions. [2022-03-03 18:29:55,790 INFO L78 Accepts]: Start accepts. Automaton has 3142 states and 6110 transitions. Word has length 135 [2022-03-03 18:29:55,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:55,790 INFO L470 AbstractCegarLoop]: Abstraction has 3142 states and 6110 transitions. [2022-03-03 18:29:55,790 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:29:55,790 INFO L276 IsEmpty]: Start isEmpty. Operand 3142 states and 6110 transitions. [2022-03-03 18:29:55,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:55,791 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:55,791 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:55,792 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248 [2022-03-03 18:29:55,792 INFO L402 AbstractCegarLoop]: === Iteration 250 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:55,792 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:55,792 INFO L85 PathProgramCache]: Analyzing trace with hash 1749576215, now seen corresponding path program 64 times [2022-03-03 18:29:55,792 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:55,792 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733503683] [2022-03-03 18:29:55,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:55,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:55,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:56,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:56,080 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:56,080 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733503683] [2022-03-03 18:29:56,080 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733503683] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:56,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:56,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:29:56,080 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608231859] [2022-03-03 18:29:56,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:56,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:29:56,080 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:56,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:29:56,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:29:56,081 INFO L87 Difference]: Start difference. First operand 3142 states and 6110 transitions. Second operand has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:29:57,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:57,562 INFO L93 Difference]: Finished difference Result 5271 states and 10281 transitions. [2022-03-03 18:29:57,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:29:57,562 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:57,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:57,567 INFO L225 Difference]: With dead ends: 5271 [2022-03-03 18:29:57,567 INFO L226 Difference]: Without dead ends: 5271 [2022-03-03 18:29:57,568 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 535 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=495, Invalid=2157, Unknown=0, NotChecked=0, Total=2652 [2022-03-03 18:29:57,568 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1008 mSDsluCounter, 2933 mSDsCounter, 0 mSdLazyCounter, 2388 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1008 SdHoareTripleChecker+Valid, 3198 SdHoareTripleChecker+Invalid, 2523 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 2388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:57,568 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1008 Valid, 3198 Invalid, 2523 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 2388 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:29:57,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5271 states. [2022-03-03 18:29:57,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5271 to 3064. [2022-03-03 18:29:57,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3064 states, 3052 states have (on average 1.9495412844036697) internal successors, (5950), 3063 states have internal predecessors, (5950), 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) [2022-03-03 18:29:57,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3064 states to 3064 states and 5950 transitions. [2022-03-03 18:29:57,598 INFO L78 Accepts]: Start accepts. Automaton has 3064 states and 5950 transitions. Word has length 135 [2022-03-03 18:29:57,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:29:57,598 INFO L470 AbstractCegarLoop]: Abstraction has 3064 states and 5950 transitions. [2022-03-03 18:29:57,598 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 6.75) internal successors, (135), 21 states have internal predecessors, (135), 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) [2022-03-03 18:29:57,598 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 5950 transitions. [2022-03-03 18:29:57,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:29:57,599 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:29:57,610 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:29:57,610 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable249 [2022-03-03 18:29:57,610 INFO L402 AbstractCegarLoop]: === Iteration 251 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:29:57,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:29:57,611 INFO L85 PathProgramCache]: Analyzing trace with hash 279365425, now seen corresponding path program 106 times [2022-03-03 18:29:57,611 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:29:57,611 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767351254] [2022-03-03 18:29:57,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:29:57,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:29:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:29:57,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:29:57,849 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:29:57,849 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767351254] [2022-03-03 18:29:57,849 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767351254] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:29:57,849 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:29:57,849 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:29:57,849 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373271986] [2022-03-03 18:29:57,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:29:57,849 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:29:57,849 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:29:57,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:29:57,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:29:57,850 INFO L87 Difference]: Start difference. First operand 3064 states and 5950 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:29:59,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:29:59,982 INFO L93 Difference]: Finished difference Result 5540 states and 10652 transitions. [2022-03-03 18:29:59,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:29:59,983 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:29:59,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:29:59,989 INFO L225 Difference]: With dead ends: 5540 [2022-03-03 18:29:59,989 INFO L226 Difference]: Without dead ends: 5520 [2022-03-03 18:29:59,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1242 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=703, Invalid=3853, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:29:59,990 INFO L933 BasicCegarLoop]: 309 mSDtfsCounter, 1966 mSDsluCounter, 3359 mSDsCounter, 0 mSdLazyCounter, 3545 mSolverCounterSat, 347 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1966 SdHoareTripleChecker+Valid, 3664 SdHoareTripleChecker+Invalid, 3892 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 347 IncrementalHoareTripleChecker+Valid, 3545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:29:59,990 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1966 Valid, 3664 Invalid, 3892 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [347 Valid, 3545 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:29:59,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5520 states. [2022-03-03 18:30:00,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5520 to 3024. [2022-03-03 18:30:00,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3024 states, 3012 states have (on average 1.948871181938911) internal successors, (5870), 3023 states have internal predecessors, (5870), 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) [2022-03-03 18:30:00,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 3024 states and 5870 transitions. [2022-03-03 18:30:00,028 INFO L78 Accepts]: Start accepts. Automaton has 3024 states and 5870 transitions. Word has length 135 [2022-03-03 18:30:00,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:00,028 INFO L470 AbstractCegarLoop]: Abstraction has 3024 states and 5870 transitions. [2022-03-03 18:30:00,028 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:00,028 INFO L276 IsEmpty]: Start isEmpty. Operand 3024 states and 5870 transitions. [2022-03-03 18:30:00,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:00,040 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:00,040 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:00,040 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250 [2022-03-03 18:30:00,040 INFO L402 AbstractCegarLoop]: === Iteration 252 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:00,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:00,041 INFO L85 PathProgramCache]: Analyzing trace with hash -549389353, now seen corresponding path program 65 times [2022-03-03 18:30:00,041 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:00,041 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688652095] [2022-03-03 18:30:00,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:00,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:00,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:00,274 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:00,274 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688652095] [2022-03-03 18:30:00,274 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688652095] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:00,274 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:00,274 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:00,274 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920063323] [2022-03-03 18:30:00,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:00,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:00,274 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:00,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:00,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:00,275 INFO L87 Difference]: Start difference. First operand 3024 states and 5870 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:01,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:01,896 INFO L93 Difference]: Finished difference Result 4677 states and 9020 transitions. [2022-03-03 18:30:01,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:30:01,897 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:01,897 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:01,902 INFO L225 Difference]: With dead ends: 4677 [2022-03-03 18:30:01,902 INFO L226 Difference]: Without dead ends: 4677 [2022-03-03 18:30:01,903 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1292 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=756, Invalid=3800, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:30:01,903 INFO L933 BasicCegarLoop]: 274 mSDtfsCounter, 1691 mSDsluCounter, 2874 mSDsCounter, 0 mSdLazyCounter, 2502 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1691 SdHoareTripleChecker+Valid, 3145 SdHoareTripleChecker+Invalid, 2624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 2502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:01,903 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1691 Valid, 3145 Invalid, 2624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 2502 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:30:01,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4677 states. [2022-03-03 18:30:01,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4677 to 2883. [2022-03-03 18:30:01,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 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) [2022-03-03 18:30:01,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-03-03 18:30:01,937 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-03-03 18:30:01,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:01,937 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-03-03 18:30:01,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:01,937 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-03-03 18:30:01,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:01,938 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:01,938 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:01,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable251 [2022-03-03 18:30:01,939 INFO L402 AbstractCegarLoop]: === Iteration 253 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:01,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:01,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1518525953, now seen corresponding path program 107 times [2022-03-03 18:30:01,939 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:01,939 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101671637] [2022-03-03 18:30:01,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:01,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:01,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:02,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:02,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:02,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101671637] [2022-03-03 18:30:02,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1101671637] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:02,201 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:02,201 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:02,201 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035056103] [2022-03-03 18:30:02,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:02,202 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:02,202 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:02,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:02,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:02,202 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:04,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:04,479 INFO L93 Difference]: Finished difference Result 6101 states and 11718 transitions. [2022-03-03 18:30:04,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:30:04,479 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:04,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:04,486 INFO L225 Difference]: With dead ends: 6101 [2022-03-03 18:30:04,486 INFO L226 Difference]: Without dead ends: 6101 [2022-03-03 18:30:04,487 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1196 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=708, Invalid=3714, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:30:04,487 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 2053 mSDsluCounter, 3677 mSDsCounter, 0 mSdLazyCounter, 3764 mSolverCounterSat, 272 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2053 SdHoareTripleChecker+Valid, 4001 SdHoareTripleChecker+Invalid, 4036 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 272 IncrementalHoareTripleChecker+Valid, 3764 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:04,487 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2053 Valid, 4001 Invalid, 4036 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [272 Valid, 3764 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:30:04,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6101 states. [2022-03-03 18:30:04,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6101 to 2889. [2022-03-03 18:30:04,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2889 states, 2879 states have (on average 1.9468565474122959) internal successors, (5605), 2888 states have internal predecessors, (5605), 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) [2022-03-03 18:30:04,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2889 states and 5605 transitions. [2022-03-03 18:30:04,526 INFO L78 Accepts]: Start accepts. Automaton has 2889 states and 5605 transitions. Word has length 135 [2022-03-03 18:30:04,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:04,526 INFO L470 AbstractCegarLoop]: Abstraction has 2889 states and 5605 transitions. [2022-03-03 18:30:04,526 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:04,526 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 5605 transitions. [2022-03-03 18:30:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:04,527 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:04,527 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:04,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable252 [2022-03-03 18:30:04,527 INFO L402 AbstractCegarLoop]: === Iteration 254 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:04,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:04,527 INFO L85 PathProgramCache]: Analyzing trace with hash 1506633033, now seen corresponding path program 108 times [2022-03-03 18:30:04,527 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:04,527 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124956799] [2022-03-03 18:30:04,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:04,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:04,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:04,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:04,775 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:04,775 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124956799] [2022-03-03 18:30:04,775 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124956799] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:04,775 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:04,775 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:04,775 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470041432] [2022-03-03 18:30:04,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:04,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:04,776 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:04,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:04,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:04,776 INFO L87 Difference]: Start difference. First operand 2889 states and 5605 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:07,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:07,111 INFO L93 Difference]: Finished difference Result 6221 states and 11953 transitions. [2022-03-03 18:30:07,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:30:07,112 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:07,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:07,118 INFO L225 Difference]: With dead ends: 6221 [2022-03-03 18:30:07,119 INFO L226 Difference]: Without dead ends: 6221 [2022-03-03 18:30:07,119 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1292 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=748, Invalid=3944, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:30:07,119 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1798 mSDsluCounter, 3778 mSDsCounter, 0 mSdLazyCounter, 3847 mSolverCounterSat, 275 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1798 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 4122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 3847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:07,119 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1798 Valid, 4117 Invalid, 4122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 3847 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:30:07,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6221 states. [2022-03-03 18:30:07,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6221 to 2887. [2022-03-03 18:30:07,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 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) [2022-03-03 18:30:07,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-03-03 18:30:07,153 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-03-03 18:30:07,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:07,153 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-03-03 18:30:07,154 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:07,154 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-03-03 18:30:07,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:07,155 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:07,155 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:07,155 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253 [2022-03-03 18:30:07,155 INFO L402 AbstractCegarLoop]: === Iteration 255 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:07,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:07,155 INFO L85 PathProgramCache]: Analyzing trace with hash -2025197739, now seen corresponding path program 109 times [2022-03-03 18:30:07,155 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:07,155 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026361500] [2022-03-03 18:30:07,155 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:07,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:07,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:07,398 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:07,399 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026361500] [2022-03-03 18:30:07,399 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2026361500] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:07,399 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:07,399 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:07,399 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310783461] [2022-03-03 18:30:07,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:07,399 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:07,399 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:07,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:07,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:07,399 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:09,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:09,835 INFO L93 Difference]: Finished difference Result 6301 states and 12113 transitions. [2022-03-03 18:30:09,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:30:09,835 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:09,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:09,843 INFO L225 Difference]: With dead ends: 6301 [2022-03-03 18:30:09,843 INFO L226 Difference]: Without dead ends: 6301 [2022-03-03 18:30:09,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1295 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=740, Invalid=3952, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:30:09,844 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1990 mSDsluCounter, 4010 mSDsCounter, 0 mSdLazyCounter, 4095 mSolverCounterSat, 290 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1990 SdHoareTripleChecker+Valid, 4334 SdHoareTripleChecker+Invalid, 4385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 290 IncrementalHoareTripleChecker+Valid, 4095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:09,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1990 Valid, 4334 Invalid, 4385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [290 Valid, 4095 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-03-03 18:30:09,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6301 states. [2022-03-03 18:30:09,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6301 to 2885. [2022-03-03 18:30:09,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 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) [2022-03-03 18:30:09,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-03-03 18:30:09,893 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-03-03 18:30:09,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:09,893 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-03-03 18:30:09,893 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:09,893 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-03-03 18:30:09,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:09,894 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:09,894 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:09,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254 [2022-03-03 18:30:09,894 INFO L402 AbstractCegarLoop]: === Iteration 256 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:09,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:09,894 INFO L85 PathProgramCache]: Analyzing trace with hash -897774853, now seen corresponding path program 110 times [2022-03-03 18:30:09,895 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:09,895 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521527906] [2022-03-03 18:30:09,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:09,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:09,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:10,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:10,121 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:10,123 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521527906] [2022-03-03 18:30:10,124 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521527906] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:10,125 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:10,125 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:10,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614405229] [2022-03-03 18:30:10,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:10,131 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:10,131 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:10,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:10,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:10,131 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:12,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:12,252 INFO L93 Difference]: Finished difference Result 6365 states and 12241 transitions. [2022-03-03 18:30:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:30:12,254 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:12,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:12,263 INFO L225 Difference]: With dead ends: 6365 [2022-03-03 18:30:12,263 INFO L226 Difference]: Without dead ends: 6365 [2022-03-03 18:30:12,264 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1300 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=734, Invalid=3958, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:30:12,264 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 2017 mSDsluCounter, 3480 mSDsCounter, 0 mSdLazyCounter, 3372 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2017 SdHoareTripleChecker+Valid, 3800 SdHoareTripleChecker+Invalid, 3642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 3372 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:12,264 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2017 Valid, 3800 Invalid, 3642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 3372 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:30:12,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6365 states. [2022-03-03 18:30:12,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6365 to 2875. [2022-03-03 18:30:12,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2875 states, 2865 states have (on average 1.9465968586387434) internal successors, (5577), 2874 states have internal predecessors, (5577), 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) [2022-03-03 18:30:12,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2875 states and 5577 transitions. [2022-03-03 18:30:12,316 INFO L78 Accepts]: Start accepts. Automaton has 2875 states and 5577 transitions. Word has length 135 [2022-03-03 18:30:12,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:12,316 INFO L470 AbstractCegarLoop]: Abstraction has 2875 states and 5577 transitions. [2022-03-03 18:30:12,316 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:12,316 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 5577 transitions. [2022-03-03 18:30:12,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:12,317 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:12,317 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:12,317 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable255 [2022-03-03 18:30:12,317 INFO L402 AbstractCegarLoop]: === Iteration 257 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:12,318 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:12,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1022445761, now seen corresponding path program 111 times [2022-03-03 18:30:12,318 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:12,318 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636867918] [2022-03-03 18:30:12,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:12,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:12,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:12,562 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:12,562 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636867918] [2022-03-03 18:30:12,562 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636867918] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:12,562 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:12,562 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:12,562 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126827736] [2022-03-03 18:30:12,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:12,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:12,563 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:12,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:12,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:12,563 INFO L87 Difference]: Start difference. First operand 2875 states and 5577 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:14,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:14,747 INFO L93 Difference]: Finished difference Result 6145 states and 11804 transitions. [2022-03-03 18:30:14,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:30:14,747 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:14,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:14,753 INFO L225 Difference]: With dead ends: 6145 [2022-03-03 18:30:14,753 INFO L226 Difference]: Without dead ends: 6145 [2022-03-03 18:30:14,753 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1111 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=743, Invalid=3547, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:30:14,753 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 1926 mSDsluCounter, 3503 mSDsCounter, 0 mSdLazyCounter, 3405 mSolverCounterSat, 328 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1926 SdHoareTripleChecker+Valid, 3830 SdHoareTripleChecker+Invalid, 3733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 328 IncrementalHoareTripleChecker+Valid, 3405 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:14,753 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1926 Valid, 3830 Invalid, 3733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [328 Valid, 3405 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:30:14,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6145 states. [2022-03-03 18:30:14,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6145 to 2887. [2022-03-03 18:30:14,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 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) [2022-03-03 18:30:14,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-03-03 18:30:14,784 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-03-03 18:30:14,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:14,784 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-03-03 18:30:14,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:14,784 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-03-03 18:30:14,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:14,785 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:14,785 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:14,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable256 [2022-03-03 18:30:14,785 INFO L402 AbstractCegarLoop]: === Iteration 258 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:14,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:14,786 INFO L85 PathProgramCache]: Analyzing trace with hash 988846533, now seen corresponding path program 112 times [2022-03-03 18:30:14,786 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:14,786 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455150900] [2022-03-03 18:30:14,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:14,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:14,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:15,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:15,023 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:15,023 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455150900] [2022-03-03 18:30:15,023 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455150900] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:15,023 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:15,024 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:15,024 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239792357] [2022-03-03 18:30:15,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:15,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:15,024 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:15,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:15,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:15,024 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:17,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:17,402 INFO L93 Difference]: Finished difference Result 6228 states and 11966 transitions. [2022-03-03 18:30:17,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:30:17,402 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:17,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:17,409 INFO L225 Difference]: With dead ends: 6228 [2022-03-03 18:30:17,409 INFO L226 Difference]: Without dead ends: 6228 [2022-03-03 18:30:17,409 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1302 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=827, Invalid=4003, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:30:17,409 INFO L933 BasicCegarLoop]: 334 mSDtfsCounter, 2128 mSDsluCounter, 3514 mSDsCounter, 0 mSdLazyCounter, 3461 mSolverCounterSat, 399 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2128 SdHoareTripleChecker+Valid, 3844 SdHoareTripleChecker+Invalid, 3860 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 399 IncrementalHoareTripleChecker+Valid, 3461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:17,409 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2128 Valid, 3844 Invalid, 3860 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [399 Valid, 3461 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:30:17,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6228 states. [2022-03-03 18:30:17,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6228 to 2889. [2022-03-03 18:30:17,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2889 states, 2879 states have (on average 1.9468565474122959) internal successors, (5605), 2888 states have internal predecessors, (5605), 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) [2022-03-03 18:30:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2889 states to 2889 states and 5605 transitions. [2022-03-03 18:30:17,445 INFO L78 Accepts]: Start accepts. Automaton has 2889 states and 5605 transitions. Word has length 135 [2022-03-03 18:30:17,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:17,445 INFO L470 AbstractCegarLoop]: Abstraction has 2889 states and 5605 transitions. [2022-03-03 18:30:17,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:17,445 INFO L276 IsEmpty]: Start isEmpty. Operand 2889 states and 5605 transitions. [2022-03-03 18:30:17,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:17,446 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:17,446 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:17,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable257 [2022-03-03 18:30:17,446 INFO L402 AbstractCegarLoop]: === Iteration 259 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:17,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:17,446 INFO L85 PathProgramCache]: Analyzing trace with hash -247033561, now seen corresponding path program 113 times [2022-03-03 18:30:17,446 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:17,446 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024064600] [2022-03-03 18:30:17,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:17,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:17,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:17,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:17,689 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:17,689 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024064600] [2022-03-03 18:30:17,689 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1024064600] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:17,689 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:17,689 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:17,689 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513192524] [2022-03-03 18:30:17,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:17,689 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:17,689 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:17,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:17,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:17,690 INFO L87 Difference]: Start difference. First operand 2889 states and 5605 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:19,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:19,984 INFO L93 Difference]: Finished difference Result 6267 states and 12043 transitions. [2022-03-03 18:30:19,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:30:19,984 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:19,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:19,991 INFO L225 Difference]: With dead ends: 6267 [2022-03-03 18:30:19,991 INFO L226 Difference]: Without dead ends: 6267 [2022-03-03 18:30:19,991 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1305 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=820, Invalid=4010, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:30:19,991 INFO L933 BasicCegarLoop]: 347 mSDtfsCounter, 2109 mSDsluCounter, 3601 mSDsCounter, 0 mSdLazyCounter, 3614 mSolverCounterSat, 419 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2109 SdHoareTripleChecker+Valid, 3944 SdHoareTripleChecker+Invalid, 4033 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 419 IncrementalHoareTripleChecker+Valid, 3614 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:19,991 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2109 Valid, 3944 Invalid, 4033 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [419 Valid, 3614 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:30:19,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6267 states. [2022-03-03 18:30:20,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6267 to 2883. [2022-03-03 18:30:20,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 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) [2022-03-03 18:30:20,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-03-03 18:30:20,030 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-03-03 18:30:20,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:20,030 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-03-03 18:30:20,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:20,030 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-03-03 18:30:20,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:20,031 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:20,031 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:20,031 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258 [2022-03-03 18:30:20,031 INFO L402 AbstractCegarLoop]: === Iteration 260 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:20,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:20,031 INFO L85 PathProgramCache]: Analyzing trace with hash 996723861, now seen corresponding path program 114 times [2022-03-03 18:30:20,031 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:20,031 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49444606] [2022-03-03 18:30:20,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:20,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:20,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:20,268 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:20,268 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49444606] [2022-03-03 18:30:20,268 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49444606] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:20,268 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:20,268 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:20,268 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17026096] [2022-03-03 18:30:20,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:20,268 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:20,268 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:20,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:20,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:20,269 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:22,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:22,522 INFO L93 Difference]: Finished difference Result 6209 states and 11928 transitions. [2022-03-03 18:30:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:30:22,523 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:22,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:22,529 INFO L225 Difference]: With dead ends: 6209 [2022-03-03 18:30:22,529 INFO L226 Difference]: Without dead ends: 6209 [2022-03-03 18:30:22,529 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1266 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=786, Invalid=3906, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:30:22,530 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1920 mSDsluCounter, 3508 mSDsCounter, 0 mSdLazyCounter, 3399 mSolverCounterSat, 312 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1920 SdHoareTripleChecker+Valid, 3808 SdHoareTripleChecker+Invalid, 3711 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 312 IncrementalHoareTripleChecker+Valid, 3399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:22,530 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1920 Valid, 3808 Invalid, 3711 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [312 Valid, 3399 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:30:22,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6209 states. [2022-03-03 18:30:22,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6209 to 2887. [2022-03-03 18:30:22,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2877 states have (on average 1.9468196037539103) internal successors, (5601), 2886 states have internal predecessors, (5601), 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) [2022-03-03 18:30:22,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-03-03 18:30:22,563 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 135 [2022-03-03 18:30:22,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:22,564 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-03-03 18:30:22,564 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:22,564 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-03-03 18:30:22,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:22,565 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:22,565 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:22,565 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable259 [2022-03-03 18:30:22,565 INFO L402 AbstractCegarLoop]: === Iteration 261 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:22,565 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:22,565 INFO L85 PathProgramCache]: Analyzing trace with hash -239156233, now seen corresponding path program 115 times [2022-03-03 18:30:22,565 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:22,565 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241637119] [2022-03-03 18:30:22,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:22,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:22,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:22,797 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:22,797 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241637119] [2022-03-03 18:30:22,797 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241637119] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:22,797 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:22,797 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:22,797 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420047173] [2022-03-03 18:30:22,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:22,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:22,797 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:22,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:22,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:22,798 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:25,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:25,234 INFO L93 Difference]: Finished difference Result 6329 states and 12163 transitions. [2022-03-03 18:30:25,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2022-03-03 18:30:25,234 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:25,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:25,241 INFO L225 Difference]: With dead ends: 6329 [2022-03-03 18:30:25,242 INFO L226 Difference]: Without dead ends: 6329 [2022-03-03 18:30:25,242 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1364 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=828, Invalid=4142, Unknown=0, NotChecked=0, Total=4970 [2022-03-03 18:30:25,242 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1718 mSDsluCounter, 3865 mSDsCounter, 0 mSdLazyCounter, 3869 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1718 SdHoareTripleChecker+Valid, 4178 SdHoareTripleChecker+Invalid, 4194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3869 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:25,242 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1718 Valid, 4178 Invalid, 4194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3869 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:30:25,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6329 states. [2022-03-03 18:30:25,272 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6329 to 2885. [2022-03-03 18:30:25,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 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) [2022-03-03 18:30:25,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-03-03 18:30:25,277 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-03-03 18:30:25,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:25,277 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-03-03 18:30:25,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:25,277 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-03-03 18:30:25,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:25,278 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:25,278 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:25,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable260 [2022-03-03 18:30:25,278 INFO L402 AbstractCegarLoop]: === Iteration 262 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:25,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:25,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1961673557, now seen corresponding path program 116 times [2022-03-03 18:30:25,279 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:25,279 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547716103] [2022-03-03 18:30:25,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:25,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:25,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:25,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:25,510 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547716103] [2022-03-03 18:30:25,510 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547716103] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:25,510 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:25,510 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:25,510 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2142825958] [2022-03-03 18:30:25,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:25,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:25,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:25,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:25,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:25,511 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:27,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:27,840 INFO L93 Difference]: Finished difference Result 6349 states and 12207 transitions. [2022-03-03 18:30:27,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2022-03-03 18:30:27,840 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:27,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:27,847 INFO L225 Difference]: With dead ends: 6349 [2022-03-03 18:30:27,847 INFO L226 Difference]: Without dead ends: 6349 [2022-03-03 18:30:27,848 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1270 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=774, Invalid=3918, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:30:27,848 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 1656 mSDsluCounter, 3680 mSDsCounter, 0 mSdLazyCounter, 3679 mSolverCounterSat, 293 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1656 SdHoareTripleChecker+Valid, 4009 SdHoareTripleChecker+Invalid, 3972 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 293 IncrementalHoareTripleChecker+Valid, 3679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:27,848 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1656 Valid, 4009 Invalid, 3972 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [293 Valid, 3679 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-03-03 18:30:27,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6349 states. [2022-03-03 18:30:27,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6349 to 2879. [2022-03-03 18:30:27,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2879 states, 2869 states have (on average 1.9466713140467062) internal successors, (5585), 2878 states have internal predecessors, (5585), 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) [2022-03-03 18:30:27,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2879 states and 5585 transitions. [2022-03-03 18:30:27,882 INFO L78 Accepts]: Start accepts. Automaton has 2879 states and 5585 transitions. Word has length 135 [2022-03-03 18:30:27,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:27,882 INFO L470 AbstractCegarLoop]: Abstraction has 2879 states and 5585 transitions. [2022-03-03 18:30:27,882 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:27,883 INFO L276 IsEmpty]: Start isEmpty. Operand 2879 states and 5585 transitions. [2022-03-03 18:30:27,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:27,883 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:27,884 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:27,884 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261 [2022-03-03 18:30:27,884 INFO L402 AbstractCegarLoop]: === Iteration 263 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:27,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:27,884 INFO L85 PathProgramCache]: Analyzing trace with hash 1024267127, now seen corresponding path program 117 times [2022-03-03 18:30:27,884 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:27,884 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228679496] [2022-03-03 18:30:27,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:27,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:27,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:28,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:28,118 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:28,118 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228679496] [2022-03-03 18:30:28,118 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228679496] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:28,118 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:28,118 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:28,118 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246007751] [2022-03-03 18:30:28,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:28,119 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:28,119 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:28,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:28,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:28,119 INFO L87 Difference]: Start difference. First operand 2879 states and 5585 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:30,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:30,150 INFO L93 Difference]: Finished difference Result 6197 states and 11904 transitions. [2022-03-03 18:30:30,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:30:30,150 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:30,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:30,157 INFO L225 Difference]: With dead ends: 6197 [2022-03-03 18:30:30,157 INFO L226 Difference]: Without dead ends: 6197 [2022-03-03 18:30:30,157 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1228 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=751, Invalid=3805, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:30:30,158 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 1889 mSDsluCounter, 3217 mSDsCounter, 0 mSdLazyCounter, 3030 mSolverCounterSat, 299 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1889 SdHoareTripleChecker+Valid, 3497 SdHoareTripleChecker+Invalid, 3329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 299 IncrementalHoareTripleChecker+Valid, 3030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:30,158 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1889 Valid, 3497 Invalid, 3329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [299 Valid, 3030 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:30:30,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6197 states. [2022-03-03 18:30:30,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6197 to 2885. [2022-03-03 18:30:30,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2885 states, 2875 states have (on average 1.9467826086956521) internal successors, (5597), 2884 states have internal predecessors, (5597), 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) [2022-03-03 18:30:30,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2885 states and 5597 transitions. [2022-03-03 18:30:30,193 INFO L78 Accepts]: Start accepts. Automaton has 2885 states and 5597 transitions. Word has length 135 [2022-03-03 18:30:30,193 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:30,193 INFO L470 AbstractCegarLoop]: Abstraction has 2885 states and 5597 transitions. [2022-03-03 18:30:30,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:30,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2885 states and 5597 transitions. [2022-03-03 18:30:30,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:30,194 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:30,194 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:30,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262 [2022-03-03 18:30:30,194 INFO L402 AbstractCegarLoop]: === Iteration 264 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:30,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:30,194 INFO L85 PathProgramCache]: Analyzing trace with hash -211612967, now seen corresponding path program 118 times [2022-03-03 18:30:30,194 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:30,194 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012592250] [2022-03-03 18:30:30,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:30,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:30,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:30,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:30,429 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:30,429 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012592250] [2022-03-03 18:30:30,429 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012592250] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:30,429 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:30,429 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:30,429 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157768707] [2022-03-03 18:30:30,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:30,429 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:30,429 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:30,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:30,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:30,430 INFO L87 Difference]: Start difference. First operand 2885 states and 5597 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:32,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:32,630 INFO L93 Difference]: Finished difference Result 6317 states and 12139 transitions. [2022-03-03 18:30:32,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:30:32,631 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:32,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:32,640 INFO L225 Difference]: With dead ends: 6317 [2022-03-03 18:30:32,640 INFO L226 Difference]: Without dead ends: 6317 [2022-03-03 18:30:32,640 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1325 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=792, Invalid=4038, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:30:32,641 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1908 mSDsluCounter, 3348 mSDsCounter, 0 mSdLazyCounter, 3189 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1908 SdHoareTripleChecker+Valid, 3641 SdHoareTripleChecker+Invalid, 3514 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:32,641 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1908 Valid, 3641 Invalid, 3514 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3189 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:30:32,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6317 states. [2022-03-03 18:30:32,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6317 to 2883. [2022-03-03 18:30:32,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2883 states, 2873 states have (on average 1.9467455621301775) internal successors, (5593), 2882 states have internal predecessors, (5593), 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) [2022-03-03 18:30:32,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2883 states to 2883 states and 5593 transitions. [2022-03-03 18:30:32,678 INFO L78 Accepts]: Start accepts. Automaton has 2883 states and 5593 transitions. Word has length 135 [2022-03-03 18:30:32,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:32,678 INFO L470 AbstractCegarLoop]: Abstraction has 2883 states and 5593 transitions. [2022-03-03 18:30:32,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:32,678 INFO L276 IsEmpty]: Start isEmpty. Operand 2883 states and 5593 transitions. [2022-03-03 18:30:32,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:32,679 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:32,679 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:32,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable263 [2022-03-03 18:30:32,679 INFO L402 AbstractCegarLoop]: === Iteration 265 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:32,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:32,680 INFO L85 PathProgramCache]: Analyzing trace with hash 1989216823, now seen corresponding path program 119 times [2022-03-03 18:30:32,680 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:32,680 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659239045] [2022-03-03 18:30:32,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:32,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:32,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:32,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:32,921 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:32,921 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659239045] [2022-03-03 18:30:32,921 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659239045] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:32,922 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:32,922 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:32,922 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746852496] [2022-03-03 18:30:32,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:32,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:32,922 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:32,922 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:32,922 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:32,923 INFO L87 Difference]: Start difference. First operand 2883 states and 5593 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:35,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:35,122 INFO L93 Difference]: Finished difference Result 6397 states and 12299 transitions. [2022-03-03 18:30:35,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:30:35,122 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:35,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:35,131 INFO L225 Difference]: With dead ends: 6397 [2022-03-03 18:30:35,131 INFO L226 Difference]: Without dead ends: 6397 [2022-03-03 18:30:35,132 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1329 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=785, Invalid=4045, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:30:35,132 INFO L933 BasicCegarLoop]: 313 mSDtfsCounter, 1707 mSDsluCounter, 3627 mSDsCounter, 0 mSdLazyCounter, 3498 mSolverCounterSat, 353 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1707 SdHoareTripleChecker+Valid, 3936 SdHoareTripleChecker+Invalid, 3851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 353 IncrementalHoareTripleChecker+Valid, 3498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:35,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1707 Valid, 3936 Invalid, 3851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [353 Valid, 3498 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-03-03 18:30:35,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6397 states. [2022-03-03 18:30:35,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6397 to 2881. [2022-03-03 18:30:35,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2881 states, 2871 states have (on average 1.9467084639498433) internal successors, (5589), 2880 states have internal predecessors, (5589), 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) [2022-03-03 18:30:35,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2881 states to 2881 states and 5589 transitions. [2022-03-03 18:30:35,177 INFO L78 Accepts]: Start accepts. Automaton has 2881 states and 5589 transitions. Word has length 135 [2022-03-03 18:30:35,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:35,177 INFO L470 AbstractCegarLoop]: Abstraction has 2881 states and 5589 transitions. [2022-03-03 18:30:35,177 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:35,177 INFO L276 IsEmpty]: Start isEmpty. Operand 2881 states and 5589 transitions. [2022-03-03 18:30:35,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:35,178 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:35,178 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:35,178 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable264 [2022-03-03 18:30:35,178 INFO L402 AbstractCegarLoop]: === Iteration 266 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:35,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:35,179 INFO L85 PathProgramCache]: Analyzing trace with hash 2096069849, now seen corresponding path program 120 times [2022-03-03 18:30:35,179 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:35,179 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872461767] [2022-03-03 18:30:35,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:35,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:35,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:35,431 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:35,431 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872461767] [2022-03-03 18:30:35,431 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872461767] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:35,431 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:35,432 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:35,432 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [102114832] [2022-03-03 18:30:35,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:35,432 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:35,432 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:35,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:35,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:35,433 INFO L87 Difference]: Start difference. First operand 2881 states and 5589 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:38,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:38,285 INFO L93 Difference]: Finished difference Result 6407 states and 12323 transitions. [2022-03-03 18:30:38,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:30:38,286 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:38,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:38,295 INFO L225 Difference]: With dead ends: 6407 [2022-03-03 18:30:38,295 INFO L226 Difference]: Without dead ends: 6407 [2022-03-03 18:30:38,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1234 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=734, Invalid=3822, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:30:38,296 INFO L933 BasicCegarLoop]: 325 mSDtfsCounter, 1580 mSDsluCounter, 4332 mSDsCounter, 0 mSdLazyCounter, 4422 mSolverCounterSat, 284 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1580 SdHoareTripleChecker+Valid, 4653 SdHoareTripleChecker+Invalid, 4706 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 284 IncrementalHoareTripleChecker+Valid, 4422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:38,296 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1580 Valid, 4653 Invalid, 4706 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [284 Valid, 4422 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2022-03-03 18:30:38,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6407 states. [2022-03-03 18:30:38,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6407 to 2859. [2022-03-03 18:30:38,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2859 states, 2849 states have (on average 1.9462969462969464) internal successors, (5545), 2858 states have internal predecessors, (5545), 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) [2022-03-03 18:30:38,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2859 states and 5545 transitions. [2022-03-03 18:30:38,338 INFO L78 Accepts]: Start accepts. Automaton has 2859 states and 5545 transitions. Word has length 135 [2022-03-03 18:30:38,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:38,339 INFO L470 AbstractCegarLoop]: Abstraction has 2859 states and 5545 transitions. [2022-03-03 18:30:38,339 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:38,339 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 5545 transitions. [2022-03-03 18:30:38,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:38,340 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:38,340 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:38,340 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2022-03-03 18:30:38,340 INFO L402 AbstractCegarLoop]: === Iteration 267 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:38,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:38,340 INFO L85 PathProgramCache]: Analyzing trace with hash -349953583, now seen corresponding path program 121 times [2022-03-03 18:30:38,340 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:38,340 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015114444] [2022-03-03 18:30:38,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:38,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:38,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:38,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:38,617 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:38,617 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015114444] [2022-03-03 18:30:38,617 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015114444] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:38,617 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:38,617 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:38,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520242887] [2022-03-03 18:30:38,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:38,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:38,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:38,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:38,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:38,618 INFO L87 Difference]: Start difference. First operand 2859 states and 5545 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:40,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:40,119 INFO L93 Difference]: Finished difference Result 4622 states and 8893 transitions. [2022-03-03 18:30:40,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:30:40,119 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:40,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:40,124 INFO L225 Difference]: With dead ends: 4622 [2022-03-03 18:30:40,124 INFO L226 Difference]: Without dead ends: 4622 [2022-03-03 18:30:40,125 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 816 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=582, Invalid=2840, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:30:40,125 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1387 mSDsluCounter, 2804 mSDsCounter, 0 mSdLazyCounter, 2011 mSolverCounterSat, 298 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1387 SdHoareTripleChecker+Valid, 3073 SdHoareTripleChecker+Invalid, 2309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 298 IncrementalHoareTripleChecker+Valid, 2011 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:40,125 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1387 Valid, 3073 Invalid, 2309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [298 Valid, 2011 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:30:40,128 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4622 states. [2022-03-03 18:30:40,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4622 to 2872. [2022-03-03 18:30:40,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2862 states have (on average 1.9465408805031446) internal successors, (5571), 2871 states have internal predecessors, (5571), 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) [2022-03-03 18:30:40,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-03-03 18:30:40,152 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 135 [2022-03-03 18:30:40,152 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:40,152 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-03-03 18:30:40,152 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:40,152 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-03-03 18:30:40,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:40,153 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:40,153 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:40,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2022-03-03 18:30:40,153 INFO L402 AbstractCegarLoop]: === Iteration 268 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:40,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:40,154 INFO L85 PathProgramCache]: Analyzing trace with hash 1258897459, now seen corresponding path program 122 times [2022-03-03 18:30:40,154 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:40,154 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478426825] [2022-03-03 18:30:40,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:40,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:40,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:40,395 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:40,395 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478426825] [2022-03-03 18:30:40,395 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478426825] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:40,395 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:40,395 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:40,395 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [303475786] [2022-03-03 18:30:40,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:40,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:40,395 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:40,395 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:40,395 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:40,396 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:42,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:42,020 INFO L93 Difference]: Finished difference Result 4705 states and 9055 transitions. [2022-03-03 18:30:42,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:30:42,021 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:42,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:42,026 INFO L225 Difference]: With dead ends: 4705 [2022-03-03 18:30:42,026 INFO L226 Difference]: Without dead ends: 4705 [2022-03-03 18:30:42,027 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 985 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=656, Invalid=3250, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:30:42,027 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 1221 mSDsluCounter, 3033 mSDsCounter, 0 mSdLazyCounter, 2209 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1221 SdHoareTripleChecker+Valid, 3301 SdHoareTripleChecker+Invalid, 2504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 2209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:42,027 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1221 Valid, 3301 Invalid, 2504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 2209 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:30:42,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4705 states. [2022-03-03 18:30:42,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4705 to 2874. [2022-03-03 18:30:42,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2874 states, 2864 states have (on average 1.9465782122905029) internal successors, (5575), 2873 states have internal predecessors, (5575), 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) [2022-03-03 18:30:42,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2874 states and 5575 transitions. [2022-03-03 18:30:42,055 INFO L78 Accepts]: Start accepts. Automaton has 2874 states and 5575 transitions. Word has length 135 [2022-03-03 18:30:42,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:42,055 INFO L470 AbstractCegarLoop]: Abstraction has 2874 states and 5575 transitions. [2022-03-03 18:30:42,055 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:42,055 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 5575 transitions. [2022-03-03 18:30:42,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:42,056 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:42,056 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:42,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2022-03-03 18:30:42,056 INFO L402 AbstractCegarLoop]: === Iteration 269 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:42,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:42,056 INFO L85 PathProgramCache]: Analyzing trace with hash 23017365, now seen corresponding path program 123 times [2022-03-03 18:30:42,056 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:42,056 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543806586] [2022-03-03 18:30:42,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:42,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:42,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:42,298 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:42,298 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543806586] [2022-03-03 18:30:42,298 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [543806586] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:42,298 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:42,299 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:42,299 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211388091] [2022-03-03 18:30:42,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:42,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:42,299 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:42,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:42,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:42,299 INFO L87 Difference]: Start difference. First operand 2874 states and 5575 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:44,094 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:44,094 INFO L93 Difference]: Finished difference Result 4744 states and 9132 transitions. [2022-03-03 18:30:44,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:30:44,094 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:44,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:44,099 INFO L225 Difference]: With dead ends: 4744 [2022-03-03 18:30:44,099 INFO L226 Difference]: Without dead ends: 4744 [2022-03-03 18:30:44,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=648, Invalid=3258, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:30:44,100 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1329 mSDsluCounter, 3314 mSDsCounter, 0 mSdLazyCounter, 2658 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1329 SdHoareTripleChecker+Valid, 3595 SdHoareTripleChecker+Invalid, 2934 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 2658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:44,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1329 Valid, 3595 Invalid, 2934 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 2658 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:30:44,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4744 states. [2022-03-03 18:30:44,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4744 to 2868. [2022-03-03 18:30:44,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 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) [2022-03-03 18:30:44,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-03-03 18:30:44,129 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-03-03 18:30:44,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:44,129 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-03-03 18:30:44,130 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:44,130 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-03-03 18:30:44,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:44,131 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:44,131 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:44,131 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2022-03-03 18:30:44,131 INFO L402 AbstractCegarLoop]: === Iteration 270 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:44,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:44,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1183557487, now seen corresponding path program 124 times [2022-03-03 18:30:44,131 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:44,131 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456029081] [2022-03-03 18:30:44,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:44,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:44,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:44,385 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:44,385 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456029081] [2022-03-03 18:30:44,385 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456029081] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:44,385 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:44,385 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:44,385 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1941050165] [2022-03-03 18:30:44,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:44,386 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:44,386 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:44,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:44,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:44,386 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:46,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:46,124 INFO L93 Difference]: Finished difference Result 4686 states and 9017 transitions. [2022-03-03 18:30:46,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:30:46,124 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:46,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:46,129 INFO L225 Difference]: With dead ends: 4686 [2022-03-03 18:30:46,129 INFO L226 Difference]: Without dead ends: 4686 [2022-03-03 18:30:46,129 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 957 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=619, Invalid=3163, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:30:46,129 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1034 mSDsluCounter, 3242 mSDsCounter, 0 mSdLazyCounter, 2507 mSolverCounterSat, 216 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1034 SdHoareTripleChecker+Valid, 3511 SdHoareTripleChecker+Invalid, 2723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 216 IncrementalHoareTripleChecker+Valid, 2507 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:46,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1034 Valid, 3511 Invalid, 2723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [216 Valid, 2507 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:30:46,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4686 states. [2022-03-03 18:30:46,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4686 to 2872. [2022-03-03 18:30:46,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2862 states have (on average 1.9465408805031446) internal successors, (5571), 2871 states have internal predecessors, (5571), 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) [2022-03-03 18:30:46,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-03-03 18:30:46,157 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 135 [2022-03-03 18:30:46,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:46,157 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-03-03 18:30:46,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:46,157 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-03-03 18:30:46,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:46,158 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:46,158 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:46,158 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2022-03-03 18:30:46,158 INFO L402 AbstractCegarLoop]: === Iteration 271 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:46,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:46,159 INFO L85 PathProgramCache]: Analyzing trace with hash 1875529715, now seen corresponding path program 125 times [2022-03-03 18:30:46,159 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:46,159 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897914118] [2022-03-03 18:30:46,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:46,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:46,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:46,397 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:46,397 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897914118] [2022-03-03 18:30:46,397 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897914118] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:46,397 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:46,397 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:46,397 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956779906] [2022-03-03 18:30:46,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:46,397 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:46,397 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:46,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:46,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=335, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:46,398 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:48,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:48,232 INFO L93 Difference]: Finished difference Result 4806 states and 9252 transitions. [2022-03-03 18:30:48,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2022-03-03 18:30:48,232 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:48,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:48,237 INFO L225 Difference]: With dead ends: 4806 [2022-03-03 18:30:48,237 INFO L226 Difference]: Without dead ends: 4806 [2022-03-03 18:30:48,237 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1045 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=654, Invalid=3378, Unknown=0, NotChecked=0, Total=4032 [2022-03-03 18:30:48,238 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1404 mSDsluCounter, 3091 mSDsCounter, 0 mSdLazyCounter, 2410 mSolverCounterSat, 341 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1404 SdHoareTripleChecker+Valid, 3373 SdHoareTripleChecker+Invalid, 2751 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 341 IncrementalHoareTripleChecker+Valid, 2410 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:48,238 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1404 Valid, 3373 Invalid, 2751 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [341 Valid, 2410 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:30:48,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4806 states. [2022-03-03 18:30:48,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4806 to 2870. [2022-03-03 18:30:48,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2860 states have (on average 1.9465034965034964) internal successors, (5567), 2869 states have internal predecessors, (5567), 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) [2022-03-03 18:30:48,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5567 transitions. [2022-03-03 18:30:48,264 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5567 transitions. Word has length 135 [2022-03-03 18:30:48,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:48,264 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5567 transitions. [2022-03-03 18:30:48,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:48,265 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5567 transitions. [2022-03-03 18:30:48,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:48,266 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:48,266 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:48,266 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2022-03-03 18:30:48,266 INFO L402 AbstractCegarLoop]: === Iteration 272 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:48,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:48,266 INFO L85 PathProgramCache]: Analyzing trace with hash -218607791, now seen corresponding path program 126 times [2022-03-03 18:30:48,266 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:48,266 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556418173] [2022-03-03 18:30:48,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:48,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:48,500 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:48,500 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:48,501 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556418173] [2022-03-03 18:30:48,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556418173] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:48,501 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:48,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:48,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951216570] [2022-03-03 18:30:48,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:48,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:48,501 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:48,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:48,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:48,501 INFO L87 Difference]: Start difference. First operand 2870 states and 5567 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:50,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:50,183 INFO L93 Difference]: Finished difference Result 4826 states and 9296 transitions. [2022-03-03 18:30:50,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:30:50,183 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:50,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:50,189 INFO L225 Difference]: With dead ends: 4826 [2022-03-03 18:30:50,189 INFO L226 Difference]: Without dead ends: 4826 [2022-03-03 18:30:50,189 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 962 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=606, Invalid=3176, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:30:50,189 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1247 mSDsluCounter, 3023 mSDsCounter, 0 mSdLazyCounter, 2466 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1247 SdHoareTripleChecker+Valid, 3319 SdHoareTripleChecker+Invalid, 2812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 2466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:50,190 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1247 Valid, 3319 Invalid, 2812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 2466 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:30:50,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4826 states. [2022-03-03 18:30:50,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4826 to 2864. [2022-03-03 18:30:50,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2854 states have (on average 1.9463910301331464) internal successors, (5555), 2863 states have internal predecessors, (5555), 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) [2022-03-03 18:30:50,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5555 transitions. [2022-03-03 18:30:50,237 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5555 transitions. Word has length 135 [2022-03-03 18:30:50,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:50,237 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5555 transitions. [2022-03-03 18:30:50,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:50,238 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5555 transitions. [2022-03-03 18:30:50,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:50,238 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:50,238 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:50,239 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2022-03-03 18:30:50,239 INFO L402 AbstractCegarLoop]: === Iteration 273 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:50,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:50,239 INFO L85 PathProgramCache]: Analyzing trace with hash 2066760243, now seen corresponding path program 127 times [2022-03-03 18:30:50,239 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:50,239 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1193102332] [2022-03-03 18:30:50,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:50,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:50,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:50,498 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:50,498 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1193102332] [2022-03-03 18:30:50,498 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1193102332] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:50,498 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:50,498 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:50,498 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290286066] [2022-03-03 18:30:50,498 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:50,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:50,498 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:50,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:50,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:50,499 INFO L87 Difference]: Start difference. First operand 2864 states and 5555 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:51,910 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:51,910 INFO L93 Difference]: Finished difference Result 4620 states and 8891 transitions. [2022-03-03 18:30:51,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:30:51,911 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:51,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:51,916 INFO L225 Difference]: With dead ends: 4620 [2022-03-03 18:30:51,917 INFO L226 Difference]: Without dead ends: 4620 [2022-03-03 18:30:51,917 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 837 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=548, Invalid=2874, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:30:51,917 INFO L933 BasicCegarLoop]: 269 mSDtfsCounter, 1194 mSDsluCounter, 2643 mSDsCounter, 0 mSdLazyCounter, 1961 mSolverCounterSat, 235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1194 SdHoareTripleChecker+Valid, 2908 SdHoareTripleChecker+Invalid, 2196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 235 IncrementalHoareTripleChecker+Valid, 1961 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:51,917 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1194 Valid, 2908 Invalid, 2196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [235 Valid, 1961 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:30:51,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4620 states. [2022-03-03 18:30:51,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4620 to 2870. [2022-03-03 18:30:51,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2870 states, 2860 states have (on average 1.9465034965034964) internal successors, (5567), 2869 states have internal predecessors, (5567), 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) [2022-03-03 18:30:51,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2870 states to 2870 states and 5567 transitions. [2022-03-03 18:30:51,947 INFO L78 Accepts]: Start accepts. Automaton has 2870 states and 5567 transitions. Word has length 135 [2022-03-03 18:30:51,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:51,947 INFO L470 AbstractCegarLoop]: Abstraction has 2870 states and 5567 transitions. [2022-03-03 18:30:51,947 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:51,947 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 5567 transitions. [2022-03-03 18:30:51,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:51,948 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:51,948 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:51,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2022-03-03 18:30:51,949 INFO L402 AbstractCegarLoop]: === Iteration 274 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:51,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:51,949 INFO L85 PathProgramCache]: Analyzing trace with hash 830880149, now seen corresponding path program 128 times [2022-03-03 18:30:51,949 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:51,949 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1912192034] [2022-03-03 18:30:51,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:51,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:51,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:52,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:52,201 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:52,201 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1912192034] [2022-03-03 18:30:52,201 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1912192034] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:52,201 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:52,201 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:52,201 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522345130] [2022-03-03 18:30:52,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:52,201 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:52,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:52,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:52,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:52,202 INFO L87 Difference]: Start difference. First operand 2870 states and 5567 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:53,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:53,833 INFO L93 Difference]: Finished difference Result 4740 states and 9126 transitions. [2022-03-03 18:30:53,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:30:53,833 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:53,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:53,839 INFO L225 Difference]: With dead ends: 4740 [2022-03-03 18:30:53,839 INFO L226 Difference]: Without dead ends: 4740 [2022-03-03 18:30:53,839 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 919 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=580, Invalid=3080, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:30:53,839 INFO L933 BasicCegarLoop]: 282 mSDtfsCounter, 1287 mSDsluCounter, 3016 mSDsCounter, 0 mSdLazyCounter, 2460 mSolverCounterSat, 282 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1287 SdHoareTripleChecker+Valid, 3294 SdHoareTripleChecker+Invalid, 2742 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 282 IncrementalHoareTripleChecker+Valid, 2460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:53,839 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1287 Valid, 3294 Invalid, 2742 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [282 Valid, 2460 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:30:53,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4740 states. [2022-03-03 18:30:53,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4740 to 2868. [2022-03-03 18:30:53,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 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) [2022-03-03 18:30:53,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-03-03 18:30:53,868 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-03-03 18:30:53,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:53,868 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-03-03 18:30:53,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:53,869 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-03-03 18:30:53,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:53,869 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:53,870 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:53,870 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2022-03-03 18:30:53,870 INFO L402 AbstractCegarLoop]: === Iteration 275 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:53,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:53,870 INFO L85 PathProgramCache]: Analyzing trace with hash -1263257357, now seen corresponding path program 129 times [2022-03-03 18:30:53,870 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:53,870 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464837290] [2022-03-03 18:30:53,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:53,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:54,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:54,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:54,100 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464837290] [2022-03-03 18:30:54,100 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464837290] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:54,100 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:54,100 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:54,100 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7878597] [2022-03-03 18:30:54,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:54,100 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:54,100 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:54,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:54,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:54,100 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:55,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:55,913 INFO L93 Difference]: Finished difference Result 4820 states and 9286 transitions. [2022-03-03 18:30:55,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:30:55,913 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:55,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:55,919 INFO L225 Difference]: With dead ends: 4820 [2022-03-03 18:30:55,919 INFO L226 Difference]: Without dead ends: 4820 [2022-03-03 18:30:55,920 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 925 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=573, Invalid=3087, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:30:55,920 INFO L933 BasicCegarLoop]: 296 mSDtfsCounter, 1097 mSDsluCounter, 3442 mSDsCounter, 0 mSdLazyCounter, 2926 mSolverCounterSat, 269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1097 SdHoareTripleChecker+Valid, 3734 SdHoareTripleChecker+Invalid, 3195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 269 IncrementalHoareTripleChecker+Valid, 2926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:55,920 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1097 Valid, 3734 Invalid, 3195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [269 Valid, 2926 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:30:55,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4820 states. [2022-03-03 18:30:55,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4820 to 2866. [2022-03-03 18:30:55,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2856 states have (on average 1.9464285714285714) internal successors, (5559), 2865 states have internal predecessors, (5559), 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) [2022-03-03 18:30:55,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5559 transitions. [2022-03-03 18:30:55,949 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5559 transitions. Word has length 135 [2022-03-03 18:30:55,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:55,949 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5559 transitions. [2022-03-03 18:30:55,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:55,949 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5559 transitions. [2022-03-03 18:30:55,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:55,950 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:55,950 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:55,950 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2022-03-03 18:30:55,950 INFO L402 AbstractCegarLoop]: === Iteration 276 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:55,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:55,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1156404331, now seen corresponding path program 130 times [2022-03-03 18:30:55,951 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:55,951 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220490530] [2022-03-03 18:30:55,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:55,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:55,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:56,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:56,179 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:56,179 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220490530] [2022-03-03 18:30:56,179 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220490530] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:56,179 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:56,179 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:56,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195756507] [2022-03-03 18:30:56,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:56,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:56,180 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:56,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:56,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:56,180 INFO L87 Difference]: Start difference. First operand 2866 states and 5559 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:57,819 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:57,820 INFO L93 Difference]: Finished difference Result 4969 states and 9588 transitions. [2022-03-03 18:30:57,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:30:57,820 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:57,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:57,825 INFO L225 Difference]: With dead ends: 4969 [2022-03-03 18:30:57,826 INFO L226 Difference]: Without dead ends: 4969 [2022-03-03 18:30:57,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 843 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=531, Invalid=2891, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:30:57,826 INFO L933 BasicCegarLoop]: 308 mSDtfsCounter, 1121 mSDsluCounter, 2933 mSDsCounter, 0 mSdLazyCounter, 2515 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1121 SdHoareTripleChecker+Valid, 3237 SdHoareTripleChecker+Invalid, 2785 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 2515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:57,826 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1121 Valid, 3237 Invalid, 2785 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 2515 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:30:57,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4969 states. [2022-03-03 18:30:57,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4969 to 2860. [2022-03-03 18:30:57,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2860 states, 2850 states have (on average 1.9463157894736842) internal successors, (5547), 2859 states have internal predecessors, (5547), 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) [2022-03-03 18:30:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 2860 states and 5547 transitions. [2022-03-03 18:30:57,854 INFO L78 Accepts]: Start accepts. Automaton has 2860 states and 5547 transitions. Word has length 135 [2022-03-03 18:30:57,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:57,854 INFO L470 AbstractCegarLoop]: Abstraction has 2860 states and 5547 transitions. [2022-03-03 18:30:57,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:57,854 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 5547 transitions. [2022-03-03 18:30:57,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:57,855 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:57,855 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:57,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2022-03-03 18:30:57,855 INFO L402 AbstractCegarLoop]: === Iteration 277 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:57,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:57,855 INFO L85 PathProgramCache]: Analyzing trace with hash -156774881, now seen corresponding path program 131 times [2022-03-03 18:30:57,855 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:57,855 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023957430] [2022-03-03 18:30:57,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:57,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:57,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:58,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:58,106 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:58,106 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023957430] [2022-03-03 18:30:58,106 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2023957430] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:58,106 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:58,106 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:58,106 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204526864] [2022-03-03 18:30:58,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:58,107 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:58,107 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:58,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:58,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:58,107 INFO L87 Difference]: Start difference. First operand 2860 states and 5547 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:59,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:30:59,517 INFO L93 Difference]: Finished difference Result 4593 states and 8835 transitions. [2022-03-03 18:30:59,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:30:59,518 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:30:59,518 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:30:59,522 INFO L225 Difference]: With dead ends: 4593 [2022-03-03 18:30:59,522 INFO L226 Difference]: Without dead ends: 4593 [2022-03-03 18:30:59,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 684 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=489, Invalid=2481, Unknown=0, NotChecked=0, Total=2970 [2022-03-03 18:30:59,523 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1252 mSDsluCounter, 2835 mSDsCounter, 0 mSdLazyCounter, 1994 mSolverCounterSat, 229 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1252 SdHoareTripleChecker+Valid, 3099 SdHoareTripleChecker+Invalid, 2223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 229 IncrementalHoareTripleChecker+Valid, 1994 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:30:59,523 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1252 Valid, 3099 Invalid, 2223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [229 Valid, 1994 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:30:59,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4593 states. [2022-03-03 18:30:59,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4593 to 2866. [2022-03-03 18:30:59,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2856 states have (on average 1.9464285714285714) internal successors, (5559), 2865 states have internal predecessors, (5559), 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) [2022-03-03 18:30:59,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5559 transitions. [2022-03-03 18:30:59,548 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5559 transitions. Word has length 135 [2022-03-03 18:30:59,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:30:59,548 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5559 transitions. [2022-03-03 18:30:59,548 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:30:59,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5559 transitions. [2022-03-03 18:30:59,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:30:59,549 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:30:59,549 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:30:59,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2022-03-03 18:30:59,549 INFO L402 AbstractCegarLoop]: === Iteration 278 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:30:59,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:30:59,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1452076161, now seen corresponding path program 132 times [2022-03-03 18:30:59,550 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:30:59,550 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1659576704] [2022-03-03 18:30:59,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:30:59,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:30:59,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:30:59,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:30:59,793 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:30:59,793 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1659576704] [2022-03-03 18:30:59,793 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1659576704] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:30:59,793 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:30:59,793 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:30:59,793 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590294051] [2022-03-03 18:30:59,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:30:59,794 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:30:59,794 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:30:59,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:30:59,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:30:59,794 INFO L87 Difference]: Start difference. First operand 2866 states and 5559 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:01,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:01,132 INFO L93 Difference]: Finished difference Result 4610 states and 8871 transitions. [2022-03-03 18:31:01,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:31:01,133 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:01,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:01,138 INFO L225 Difference]: With dead ends: 4610 [2022-03-03 18:31:01,138 INFO L226 Difference]: Without dead ends: 4610 [2022-03-03 18:31:01,138 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 762 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=513, Invalid=2679, Unknown=0, NotChecked=0, Total=3192 [2022-03-03 18:31:01,139 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 1282 mSDsluCounter, 2389 mSDsCounter, 0 mSdLazyCounter, 1708 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 2652 SdHoareTripleChecker+Invalid, 1966 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:01,139 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 2652 Invalid, 1966 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1708 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:31:01,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4610 states. [2022-03-03 18:31:01,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4610 to 2868. [2022-03-03 18:31:01,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2868 states, 2858 states have (on average 1.9464660601819455) internal successors, (5563), 2867 states have internal predecessors, (5563), 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) [2022-03-03 18:31:01,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2868 states to 2868 states and 5563 transitions. [2022-03-03 18:31:01,167 INFO L78 Accepts]: Start accepts. Automaton has 2868 states and 5563 transitions. Word has length 135 [2022-03-03 18:31:01,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:01,167 INFO L470 AbstractCegarLoop]: Abstraction has 2868 states and 5563 transitions. [2022-03-03 18:31:01,167 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:01,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2868 states and 5563 transitions. [2022-03-03 18:31:01,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:01,168 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:01,168 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:01,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2022-03-03 18:31:01,168 INFO L402 AbstractCegarLoop]: === Iteration 279 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:01,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:01,168 INFO L85 PathProgramCache]: Analyzing trace with hash 216196067, now seen corresponding path program 133 times [2022-03-03 18:31:01,168 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:01,169 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514001850] [2022-03-03 18:31:01,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:01,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:01,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:01,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:01,424 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:01,424 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514001850] [2022-03-03 18:31:01,425 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514001850] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:01,425 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:01,425 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:01,425 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861378062] [2022-03-03 18:31:01,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:01,425 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:01,425 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:01,425 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:01,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:01,425 INFO L87 Difference]: Start difference. First operand 2868 states and 5563 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:02,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:02,969 INFO L93 Difference]: Finished difference Result 4649 states and 8948 transitions. [2022-03-03 18:31:02,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:31:02,970 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:02,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:02,975 INFO L225 Difference]: With dead ends: 4649 [2022-03-03 18:31:02,975 INFO L226 Difference]: Without dead ends: 4649 [2022-03-03 18:31:02,976 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 763 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=504, Invalid=2688, Unknown=0, NotChecked=0, Total=3192 [2022-03-03 18:31:02,976 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1087 mSDsluCounter, 2657 mSDsCounter, 0 mSdLazyCounter, 2026 mSolverCounterSat, 250 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1087 SdHoareTripleChecker+Valid, 2933 SdHoareTripleChecker+Invalid, 2276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 250 IncrementalHoareTripleChecker+Valid, 2026 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:02,976 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1087 Valid, 2933 Invalid, 2276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [250 Valid, 2026 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:02,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4649 states. [2022-03-03 18:31:03,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4649 to 2861. [2022-03-03 18:31:03,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2861 states, 2851 states have (on average 1.9463346194317783) internal successors, (5549), 2860 states have internal predecessors, (5549), 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) [2022-03-03 18:31:03,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2861 states and 5549 transitions. [2022-03-03 18:31:03,007 INFO L78 Accepts]: Start accepts. Automaton has 2861 states and 5549 transitions. Word has length 135 [2022-03-03 18:31:03,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:03,007 INFO L470 AbstractCegarLoop]: Abstraction has 2861 states and 5549 transitions. [2022-03-03 18:31:03,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:03,008 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 5549 transitions. [2022-03-03 18:31:03,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:03,008 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:03,009 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:03,009 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2022-03-03 18:31:03,009 INFO L402 AbstractCegarLoop]: === Iteration 280 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:03,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:03,009 INFO L85 PathProgramCache]: Analyzing trace with hash -104919945, now seen corresponding path program 134 times [2022-03-03 18:31:03,009 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:03,009 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708446240] [2022-03-03 18:31:03,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:03,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:03,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:03,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:03,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:03,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708446240] [2022-03-03 18:31:03,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708446240] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:03,258 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:03,258 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:03,258 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543139712] [2022-03-03 18:31:03,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:03,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:03,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:03,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:03,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:03,258 INFO L87 Difference]: Start difference. First operand 2861 states and 5549 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:04,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:04,722 INFO L93 Difference]: Finished difference Result 4602 states and 8853 transitions. [2022-03-03 18:31:04,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:31:04,723 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:04,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:04,728 INFO L225 Difference]: With dead ends: 4602 [2022-03-03 18:31:04,728 INFO L226 Difference]: Without dead ends: 4602 [2022-03-03 18:31:04,728 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 752 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=531, Invalid=2661, Unknown=0, NotChecked=0, Total=3192 [2022-03-03 18:31:04,728 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 981 mSDsluCounter, 3106 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 189 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 3369 SdHoareTripleChecker+Invalid, 2413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 189 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:04,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [981 Valid, 3369 Invalid, 2413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [189 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:31:04,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4602 states. [2022-03-03 18:31:04,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4602 to 2869. [2022-03-03 18:31:04,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2859 states have (on average 1.9464847848898217) internal successors, (5565), 2868 states have internal predecessors, (5565), 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) [2022-03-03 18:31:04,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5565 transitions. [2022-03-03 18:31:04,757 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5565 transitions. Word has length 135 [2022-03-03 18:31:04,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:04,757 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5565 transitions. [2022-03-03 18:31:04,757 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:04,757 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5565 transitions. [2022-03-03 18:31:04,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:04,758 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:04,758 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:04,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2022-03-03 18:31:04,758 INFO L402 AbstractCegarLoop]: === Iteration 281 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:04,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:04,758 INFO L85 PathProgramCache]: Analyzing trace with hash 1503931097, now seen corresponding path program 135 times [2022-03-03 18:31:04,758 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:04,758 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341728702] [2022-03-03 18:31:04,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:04,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:04,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:05,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:05,021 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:05,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341728702] [2022-03-03 18:31:05,021 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341728702] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:05,021 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:05,021 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:05,021 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820257586] [2022-03-03 18:31:05,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:05,022 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:05,022 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:05,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:05,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:05,022 INFO L87 Difference]: Start difference. First operand 2869 states and 5565 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:06,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:06,546 INFO L93 Difference]: Finished difference Result 4685 states and 9015 transitions. [2022-03-03 18:31:06,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:31:06,546 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:06,546 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:06,552 INFO L225 Difference]: With dead ends: 4685 [2022-03-03 18:31:06,552 INFO L226 Difference]: Without dead ends: 4685 [2022-03-03 18:31:06,552 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=598, Invalid=3062, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:31:06,552 INFO L933 BasicCegarLoop]: 266 mSDtfsCounter, 1282 mSDsluCounter, 2788 mSDsCounter, 0 mSdLazyCounter, 2022 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1282 SdHoareTripleChecker+Valid, 3050 SdHoareTripleChecker+Invalid, 2275 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 2022 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:06,552 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1282 Valid, 3050 Invalid, 2275 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 2022 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:31:06,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4685 states. [2022-03-03 18:31:06,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4685 to 2871. [2022-03-03 18:31:06,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2871 states, 2861 states have (on average 1.9465221950367004) internal successors, (5569), 2870 states have internal predecessors, (5569), 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) [2022-03-03 18:31:06,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2871 states to 2871 states and 5569 transitions. [2022-03-03 18:31:06,583 INFO L78 Accepts]: Start accepts. Automaton has 2871 states and 5569 transitions. Word has length 135 [2022-03-03 18:31:06,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:06,584 INFO L470 AbstractCegarLoop]: Abstraction has 2871 states and 5569 transitions. [2022-03-03 18:31:06,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 2871 states and 5569 transitions. [2022-03-03 18:31:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:06,585 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:06,585 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:06,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2022-03-03 18:31:06,585 INFO L402 AbstractCegarLoop]: === Iteration 282 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:06,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:06,585 INFO L85 PathProgramCache]: Analyzing trace with hash 268051003, now seen corresponding path program 136 times [2022-03-03 18:31:06,585 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:06,585 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503925488] [2022-03-03 18:31:06,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:06,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:06,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:06,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:06,833 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:06,833 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503925488] [2022-03-03 18:31:06,833 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503925488] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:06,833 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:06,833 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:06,834 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231221862] [2022-03-03 18:31:06,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:06,834 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:06,834 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:06,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:06,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:06,834 INFO L87 Difference]: Start difference. First operand 2871 states and 5569 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:08,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:08,577 INFO L93 Difference]: Finished difference Result 4724 states and 9092 transitions. [2022-03-03 18:31:08,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:31:08,577 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:08,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:08,582 INFO L225 Difference]: With dead ends: 4724 [2022-03-03 18:31:08,582 INFO L226 Difference]: Without dead ends: 4724 [2022-03-03 18:31:08,582 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 920 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=589, Invalid=3071, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:31:08,583 INFO L933 BasicCegarLoop]: 279 mSDtfsCounter, 1125 mSDsluCounter, 3293 mSDsCounter, 0 mSdLazyCounter, 2593 mSolverCounterSat, 256 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1125 SdHoareTripleChecker+Valid, 3568 SdHoareTripleChecker+Invalid, 2849 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 256 IncrementalHoareTripleChecker+Valid, 2593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:08,583 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1125 Valid, 3568 Invalid, 2849 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [256 Valid, 2593 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:31:08,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4724 states. [2022-03-03 18:31:08,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4724 to 2865. [2022-03-03 18:31:08,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2865 states, 2855 states have (on average 1.9464098073555167) internal successors, (5557), 2864 states have internal predecessors, (5557), 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) [2022-03-03 18:31:08,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2865 states to 2865 states and 5557 transitions. [2022-03-03 18:31:08,610 INFO L78 Accepts]: Start accepts. Automaton has 2865 states and 5557 transitions. Word has length 135 [2022-03-03 18:31:08,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:08,610 INFO L470 AbstractCegarLoop]: Abstraction has 2865 states and 5557 transitions. [2022-03-03 18:31:08,610 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:08,610 INFO L276 IsEmpty]: Start isEmpty. Operand 2865 states and 5557 transitions. [2022-03-03 18:31:08,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:08,611 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:08,611 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:08,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2022-03-03 18:31:08,611 INFO L402 AbstractCegarLoop]: === Iteration 283 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:08,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:08,612 INFO L85 PathProgramCache]: Analyzing trace with hash -1797712747, now seen corresponding path program 137 times [2022-03-03 18:31:08,612 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:08,612 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139651193] [2022-03-03 18:31:08,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:08,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:08,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:08,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:08,854 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:08,854 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139651193] [2022-03-03 18:31:08,854 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139651193] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:08,854 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:08,854 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:08,854 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821204601] [2022-03-03 18:31:08,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:08,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:08,854 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:08,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:08,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:08,855 INFO L87 Difference]: Start difference. First operand 2865 states and 5557 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:10,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:10,390 INFO L93 Difference]: Finished difference Result 4574 states and 8799 transitions. [2022-03-03 18:31:10,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:31:10,390 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:10,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:10,412 INFO L225 Difference]: With dead ends: 4574 [2022-03-03 18:31:10,412 INFO L226 Difference]: Without dead ends: 4574 [2022-03-03 18:31:10,412 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 803 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=526, Invalid=2780, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:31:10,412 INFO L933 BasicCegarLoop]: 267 mSDtfsCounter, 1101 mSDsluCounter, 3001 mSDsCounter, 0 mSdLazyCounter, 2279 mSolverCounterSat, 263 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1101 SdHoareTripleChecker+Valid, 3264 SdHoareTripleChecker+Invalid, 2542 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 263 IncrementalHoareTripleChecker+Valid, 2279 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:10,412 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1101 Valid, 3264 Invalid, 2542 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [263 Valid, 2279 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:10,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4574 states. [2022-03-03 18:31:10,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4574 to 2869. [2022-03-03 18:31:10,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2859 states have (on average 1.9464847848898217) internal successors, (5565), 2868 states have internal predecessors, (5565), 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) [2022-03-03 18:31:10,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5565 transitions. [2022-03-03 18:31:10,439 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5565 transitions. Word has length 135 [2022-03-03 18:31:10,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:10,439 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5565 transitions. [2022-03-03 18:31:10,439 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:10,439 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5565 transitions. [2022-03-03 18:31:10,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:10,440 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:10,440 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:10,440 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2022-03-03 18:31:10,440 INFO L402 AbstractCegarLoop]: === Iteration 284 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:10,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:10,441 INFO L85 PathProgramCache]: Analyzing trace with hash 1261374455, now seen corresponding path program 138 times [2022-03-03 18:31:10,441 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:10,441 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012516824] [2022-03-03 18:31:10,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:10,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:10,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:10,699 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:10,699 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012516824] [2022-03-03 18:31:10,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012516824] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:10,699 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:10,699 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:10,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112181280] [2022-03-03 18:31:10,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:10,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:10,700 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:10,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:10,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=334, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:10,700 INFO L87 Difference]: Start difference. First operand 2869 states and 5565 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:12,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:12,350 INFO L93 Difference]: Finished difference Result 4694 states and 9034 transitions. [2022-03-03 18:31:12,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:31:12,350 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:12,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:12,355 INFO L225 Difference]: With dead ends: 4694 [2022-03-03 18:31:12,356 INFO L226 Difference]: Without dead ends: 4694 [2022-03-03 18:31:12,356 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 885 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=554, Invalid=2986, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:31:12,356 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1220 mSDsluCounter, 3074 mSDsCounter, 0 mSdLazyCounter, 2468 mSolverCounterSat, 245 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1220 SdHoareTripleChecker+Valid, 3350 SdHoareTripleChecker+Invalid, 2713 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 245 IncrementalHoareTripleChecker+Valid, 2468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:12,356 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1220 Valid, 3350 Invalid, 2713 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [245 Valid, 2468 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:31:12,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4694 states. [2022-03-03 18:31:12,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4694 to 2867. [2022-03-03 18:31:12,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2867 states, 2857 states have (on average 1.9464473223661183) internal successors, (5561), 2866 states have internal predecessors, (5561), 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) [2022-03-03 18:31:12,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2867 states to 2867 states and 5561 transitions. [2022-03-03 18:31:12,386 INFO L78 Accepts]: Start accepts. Automaton has 2867 states and 5561 transitions. Word has length 135 [2022-03-03 18:31:12,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:12,386 INFO L470 AbstractCegarLoop]: Abstraction has 2867 states and 5561 transitions. [2022-03-03 18:31:12,386 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:12,386 INFO L276 IsEmpty]: Start isEmpty. Operand 2867 states and 5561 transitions. [2022-03-03 18:31:12,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:12,387 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:12,387 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:12,387 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2022-03-03 18:31:12,387 INFO L402 AbstractCegarLoop]: === Iteration 285 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:12,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:12,387 INFO L85 PathProgramCache]: Analyzing trace with hash -832763051, now seen corresponding path program 139 times [2022-03-03 18:31:12,387 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:12,387 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826208450] [2022-03-03 18:31:12,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:12,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:12,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:12,636 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:12,636 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826208450] [2022-03-03 18:31:12,636 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826208450] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:12,636 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:12,636 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:12,636 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695456013] [2022-03-03 18:31:12,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:12,636 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:12,636 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:12,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:12,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:12,637 INFO L87 Difference]: Start difference. First operand 2867 states and 5561 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:14,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:14,188 INFO L93 Difference]: Finished difference Result 4714 states and 9078 transitions. [2022-03-03 18:31:14,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:31:14,188 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:14,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:14,194 INFO L225 Difference]: With dead ends: 4714 [2022-03-03 18:31:14,194 INFO L226 Difference]: Without dead ends: 4714 [2022-03-03 18:31:14,194 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 806 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=513, Invalid=2793, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:31:14,194 INFO L933 BasicCegarLoop]: 294 mSDtfsCounter, 1164 mSDsluCounter, 2809 mSDsCounter, 0 mSdLazyCounter, 2244 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1164 SdHoareTripleChecker+Valid, 3099 SdHoareTripleChecker+Invalid, 2548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 2244 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:14,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1164 Valid, 3099 Invalid, 2548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 2244 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:14,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4714 states. [2022-03-03 18:31:14,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4714 to 2849. [2022-03-03 18:31:14,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 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) [2022-03-03 18:31:14,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-03-03 18:31:14,225 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-03-03 18:31:14,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:14,225 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-03-03 18:31:14,225 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:14,225 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-03-03 18:31:14,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:14,226 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:14,226 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:14,226 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2022-03-03 18:31:14,227 INFO L402 AbstractCegarLoop]: === Iteration 286 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:14,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:14,227 INFO L85 PathProgramCache]: Analyzing trace with hash -232155981, now seen corresponding path program 140 times [2022-03-03 18:31:14,227 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:14,227 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957518478] [2022-03-03 18:31:14,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:14,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:14,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:14,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:14,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957518478] [2022-03-03 18:31:14,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957518478] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:14,479 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:14,479 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:14,479 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586072819] [2022-03-03 18:31:14,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:14,479 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:14,479 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:14,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:14,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:14,480 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:16,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:16,056 INFO L93 Difference]: Finished difference Result 4692 states and 9030 transitions. [2022-03-03 18:31:16,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:31:16,056 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:16,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:16,063 INFO L225 Difference]: With dead ends: 4692 [2022-03-03 18:31:16,063 INFO L226 Difference]: Without dead ends: 4692 [2022-03-03 18:31:16,063 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 774 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=626, Invalid=2680, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:31:16,064 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1346 mSDsluCounter, 2661 mSDsCounter, 0 mSdLazyCounter, 2224 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1346 SdHoareTripleChecker+Valid, 2948 SdHoareTripleChecker+Invalid, 2488 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 2224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:16,064 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1346 Valid, 2948 Invalid, 2488 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 2224 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:16,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4692 states. [2022-03-03 18:31:16,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4692 to 2857. [2022-03-03 18:31:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2847 states have (on average 1.946259220231823) internal successors, (5541), 2856 states have internal predecessors, (5541), 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) [2022-03-03 18:31:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5541 transitions. [2022-03-03 18:31:16,095 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5541 transitions. Word has length 135 [2022-03-03 18:31:16,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:16,095 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5541 transitions. [2022-03-03 18:31:16,096 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:16,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5541 transitions. [2022-03-03 18:31:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:16,097 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:16,097 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:16,097 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2022-03-03 18:31:16,097 INFO L402 AbstractCegarLoop]: === Iteration 287 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:16,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:16,097 INFO L85 PathProgramCache]: Analyzing trace with hash 1376695061, now seen corresponding path program 141 times [2022-03-03 18:31:16,097 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:16,097 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369512350] [2022-03-03 18:31:16,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:16,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:16,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:16,351 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:16,351 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369512350] [2022-03-03 18:31:16,351 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369512350] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:16,351 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:16,351 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:16,351 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148932409] [2022-03-03 18:31:16,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:16,351 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:16,351 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:16,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:16,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:16,352 INFO L87 Difference]: Start difference. First operand 2857 states and 5541 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:18,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:18,086 INFO L93 Difference]: Finished difference Result 4775 states and 9192 transitions. [2022-03-03 18:31:18,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:31:18,086 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:18,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:18,091 INFO L225 Difference]: With dead ends: 4775 [2022-03-03 18:31:18,092 INFO L226 Difference]: Without dead ends: 4775 [2022-03-03 18:31:18,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 934 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=710, Invalid=3072, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:31:18,092 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1434 mSDsluCounter, 2511 mSDsCounter, 0 mSdLazyCounter, 2053 mSolverCounterSat, 371 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1434 SdHoareTripleChecker+Valid, 2797 SdHoareTripleChecker+Invalid, 2424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 371 IncrementalHoareTripleChecker+Valid, 2053 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:18,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1434 Valid, 2797 Invalid, 2424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [371 Valid, 2053 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:18,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4775 states. [2022-03-03 18:31:18,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4775 to 2859. [2022-03-03 18:31:18,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2859 states, 2849 states have (on average 1.9462969462969464) internal successors, (5545), 2858 states have internal predecessors, (5545), 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) [2022-03-03 18:31:18,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 2859 states and 5545 transitions. [2022-03-03 18:31:18,120 INFO L78 Accepts]: Start accepts. Automaton has 2859 states and 5545 transitions. Word has length 135 [2022-03-03 18:31:18,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:18,120 INFO L470 AbstractCegarLoop]: Abstraction has 2859 states and 5545 transitions. [2022-03-03 18:31:18,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:18,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2859 states and 5545 transitions. [2022-03-03 18:31:18,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:18,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:18,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:18,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2022-03-03 18:31:18,122 INFO L402 AbstractCegarLoop]: === Iteration 288 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:18,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:18,122 INFO L85 PathProgramCache]: Analyzing trace with hash 140814967, now seen corresponding path program 142 times [2022-03-03 18:31:18,122 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:18,122 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333661530] [2022-03-03 18:31:18,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:18,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:18,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:18,361 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:18,361 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333661530] [2022-03-03 18:31:18,361 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [333661530] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:18,361 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:18,361 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:18,361 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467337547] [2022-03-03 18:31:18,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:18,361 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:18,361 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:18,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:18,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:18,362 INFO L87 Difference]: Start difference. First operand 2859 states and 5545 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:20,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:20,039 INFO L93 Difference]: Finished difference Result 4814 states and 9269 transitions. [2022-03-03 18:31:20,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:31:20,039 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:20,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:20,044 INFO L225 Difference]: With dead ends: 4814 [2022-03-03 18:31:20,044 INFO L226 Difference]: Without dead ends: 4814 [2022-03-03 18:31:20,045 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 937 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=703, Invalid=3079, Unknown=0, NotChecked=0, Total=3782 [2022-03-03 18:31:20,045 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1653 mSDsluCounter, 2757 mSDsCounter, 0 mSdLazyCounter, 2336 mSolverCounterSat, 421 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1653 SdHoareTripleChecker+Valid, 3056 SdHoareTripleChecker+Invalid, 2757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 421 IncrementalHoareTripleChecker+Valid, 2336 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:20,045 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1653 Valid, 3056 Invalid, 2757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [421 Valid, 2336 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:31:20,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4814 states. [2022-03-03 18:31:20,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4814 to 2853. [2022-03-03 18:31:20,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2853 states, 2843 states have (on average 1.9461836088638762) internal successors, (5533), 2852 states have internal predecessors, (5533), 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) [2022-03-03 18:31:20,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2853 states and 5533 transitions. [2022-03-03 18:31:20,072 INFO L78 Accepts]: Start accepts. Automaton has 2853 states and 5533 transitions. Word has length 135 [2022-03-03 18:31:20,072 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:20,072 INFO L470 AbstractCegarLoop]: Abstraction has 2853 states and 5533 transitions. [2022-03-03 18:31:20,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:20,073 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5533 transitions. [2022-03-03 18:31:20,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:20,073 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:20,073 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:20,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2022-03-03 18:31:20,074 INFO L402 AbstractCegarLoop]: === Iteration 289 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:20,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:20,074 INFO L85 PathProgramCache]: Analyzing trace with hash -1065759885, now seen corresponding path program 143 times [2022-03-03 18:31:20,074 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:20,074 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181731960] [2022-03-03 18:31:20,074 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:20,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:20,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:20,312 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:20,312 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181731960] [2022-03-03 18:31:20,312 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181731960] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:20,312 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:20,312 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:20,312 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689059156] [2022-03-03 18:31:20,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:20,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:20,313 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:20,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:20,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:20,313 INFO L87 Difference]: Start difference. First operand 2853 states and 5533 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:21,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:21,865 INFO L93 Difference]: Finished difference Result 4756 states and 9154 transitions. [2022-03-03 18:31:21,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:31:21,865 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:21,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:21,869 INFO L225 Difference]: With dead ends: 4756 [2022-03-03 18:31:21,869 INFO L226 Difference]: Without dead ends: 4756 [2022-03-03 18:31:21,870 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 906 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=671, Invalid=2989, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:31:21,870 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1291 mSDsluCounter, 2450 mSDsCounter, 0 mSdLazyCounter, 1969 mSolverCounterSat, 364 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1291 SdHoareTripleChecker+Valid, 2736 SdHoareTripleChecker+Invalid, 2333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 364 IncrementalHoareTripleChecker+Valid, 1969 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:21,870 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1291 Valid, 2736 Invalid, 2333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [364 Valid, 1969 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:31:21,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4756 states. [2022-03-03 18:31:21,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4756 to 2857. [2022-03-03 18:31:21,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2847 states have (on average 1.946259220231823) internal successors, (5541), 2856 states have internal predecessors, (5541), 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) [2022-03-03 18:31:21,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5541 transitions. [2022-03-03 18:31:21,901 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5541 transitions. Word has length 135 [2022-03-03 18:31:21,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:21,901 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5541 transitions. [2022-03-03 18:31:21,901 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:21,901 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5541 transitions. [2022-03-03 18:31:21,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:21,902 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:21,902 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:21,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2022-03-03 18:31:21,902 INFO L402 AbstractCegarLoop]: === Iteration 290 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:21,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:21,902 INFO L85 PathProgramCache]: Analyzing trace with hash 1993327317, now seen corresponding path program 144 times [2022-03-03 18:31:21,902 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:21,902 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1020111637] [2022-03-03 18:31:21,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:21,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:21,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:22,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:22,144 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:22,144 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1020111637] [2022-03-03 18:31:22,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1020111637] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:22,145 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:22,145 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:22,145 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253604406] [2022-03-03 18:31:22,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:22,145 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:22,145 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:22,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:22,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:22,145 INFO L87 Difference]: Start difference. First operand 2857 states and 5541 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:24,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:24,065 INFO L93 Difference]: Finished difference Result 4876 states and 9389 transitions. [2022-03-03 18:31:24,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:31:24,065 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:24,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:24,070 INFO L225 Difference]: With dead ends: 4876 [2022-03-03 18:31:24,070 INFO L226 Difference]: Without dead ends: 4876 [2022-03-03 18:31:24,070 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=713, Invalid=3193, Unknown=0, NotChecked=0, Total=3906 [2022-03-03 18:31:24,070 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1259 mSDsluCounter, 3478 mSDsCounter, 0 mSdLazyCounter, 2948 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1259 SdHoareTripleChecker+Valid, 3777 SdHoareTripleChecker+Invalid, 3250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 2948 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:24,070 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1259 Valid, 3777 Invalid, 3250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 2948 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:31:24,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4876 states. [2022-03-03 18:31:24,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4876 to 2855. [2022-03-03 18:31:24,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2855 states, 2845 states have (on average 1.9462214411247802) internal successors, (5537), 2854 states have internal predecessors, (5537), 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) [2022-03-03 18:31:24,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2855 states to 2855 states and 5537 transitions. [2022-03-03 18:31:24,097 INFO L78 Accepts]: Start accepts. Automaton has 2855 states and 5537 transitions. Word has length 135 [2022-03-03 18:31:24,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:24,097 INFO L470 AbstractCegarLoop]: Abstraction has 2855 states and 5537 transitions. [2022-03-03 18:31:24,097 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:24,097 INFO L276 IsEmpty]: Start isEmpty. Operand 2855 states and 5537 transitions. [2022-03-03 18:31:24,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:24,098 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:24,098 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:24,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2022-03-03 18:31:24,098 INFO L402 AbstractCegarLoop]: === Iteration 291 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:24,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:24,098 INFO L85 PathProgramCache]: Analyzing trace with hash -100810189, now seen corresponding path program 145 times [2022-03-03 18:31:24,098 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:24,099 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479173354] [2022-03-03 18:31:24,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:24,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:24,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:24,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:24,336 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:24,336 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479173354] [2022-03-03 18:31:24,336 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479173354] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:24,336 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:24,336 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:24,336 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [831965054] [2022-03-03 18:31:24,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:24,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:24,336 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:24,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:24,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:24,337 INFO L87 Difference]: Start difference. First operand 2855 states and 5537 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:26,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:26,176 INFO L93 Difference]: Finished difference Result 4896 states and 9433 transitions. [2022-03-03 18:31:26,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:31:26,177 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:26,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:26,182 INFO L225 Difference]: With dead ends: 4896 [2022-03-03 18:31:26,182 INFO L226 Difference]: Without dead ends: 4896 [2022-03-03 18:31:26,183 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 910 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=659, Invalid=3001, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:31:26,183 INFO L933 BasicCegarLoop]: 318 mSDtfsCounter, 1073 mSDsluCounter, 3420 mSDsCounter, 0 mSdLazyCounter, 2945 mSolverCounterSat, 294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 3733 SdHoareTripleChecker+Invalid, 3239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 294 IncrementalHoareTripleChecker+Valid, 2945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:26,183 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1073 Valid, 3733 Invalid, 3239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [294 Valid, 2945 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:31:26,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4896 states. [2022-03-03 18:31:26,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4896 to 2849. [2022-03-03 18:31:26,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 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) [2022-03-03 18:31:26,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-03-03 18:31:26,226 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-03-03 18:31:26,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:26,226 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-03-03 18:31:26,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:26,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-03-03 18:31:26,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:26,227 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:26,227 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:26,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2022-03-03 18:31:26,228 INFO L402 AbstractCegarLoop]: === Iteration 292 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:26,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:26,228 INFO L85 PathProgramCache]: Analyzing trace with hash -2110409451, now seen corresponding path program 146 times [2022-03-03 18:31:26,228 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:26,228 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803192395] [2022-03-03 18:31:26,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:26,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:26,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:26,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:26,469 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:26,469 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803192395] [2022-03-03 18:31:26,470 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803192395] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:26,470 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:26,470 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:26,470 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907329946] [2022-03-03 18:31:26,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:26,470 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:26,470 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:26,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:26,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:26,470 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:27,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:27,967 INFO L93 Difference]: Finished difference Result 4690 states and 9028 transitions. [2022-03-03 18:31:27,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:31:27,968 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:27,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:27,973 INFO L225 Difference]: With dead ends: 4690 [2022-03-03 18:31:27,973 INFO L226 Difference]: Without dead ends: 4690 [2022-03-03 18:31:27,973 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=592, Invalid=2714, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:31:27,973 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1185 mSDsluCounter, 2593 mSDsCounter, 0 mSdLazyCounter, 2152 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1185 SdHoareTripleChecker+Valid, 2875 SdHoareTripleChecker+Invalid, 2473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 2152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:27,973 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1185 Valid, 2875 Invalid, 2473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 2152 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:31:27,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4690 states. [2022-03-03 18:31:27,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4690 to 2853. [2022-03-03 18:31:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2853 states, 2843 states have (on average 1.9461836088638762) internal successors, (5533), 2852 states have internal predecessors, (5533), 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) [2022-03-03 18:31:28,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2853 states to 2853 states and 5533 transitions. [2022-03-03 18:31:28,001 INFO L78 Accepts]: Start accepts. Automaton has 2853 states and 5533 transitions. Word has length 135 [2022-03-03 18:31:28,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:28,001 INFO L470 AbstractCegarLoop]: Abstraction has 2853 states and 5533 transitions. [2022-03-03 18:31:28,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:28,001 INFO L276 IsEmpty]: Start isEmpty. Operand 2853 states and 5533 transitions. [2022-03-03 18:31:28,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:28,002 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:28,002 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:28,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2022-03-03 18:31:28,002 INFO L402 AbstractCegarLoop]: === Iteration 293 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:28,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:28,002 INFO L85 PathProgramCache]: Analyzing trace with hash 948677751, now seen corresponding path program 147 times [2022-03-03 18:31:28,002 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:28,002 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368731476] [2022-03-03 18:31:28,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:28,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:28,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:28,257 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:28,257 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368731476] [2022-03-03 18:31:28,257 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368731476] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:28,257 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:28,257 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:28,258 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222380734] [2022-03-03 18:31:28,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:28,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:28,258 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:28,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:28,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:28,258 INFO L87 Difference]: Start difference. First operand 2853 states and 5533 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:29,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:29,901 INFO L93 Difference]: Finished difference Result 4810 states and 9263 transitions. [2022-03-03 18:31:29,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:31:29,901 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:29,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:29,907 INFO L225 Difference]: With dead ends: 4810 [2022-03-03 18:31:29,907 INFO L226 Difference]: Without dead ends: 4810 [2022-03-03 18:31:29,908 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 868 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=631, Invalid=2909, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:31:29,908 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1457 mSDsluCounter, 2719 mSDsCounter, 0 mSdLazyCounter, 2356 mSolverCounterSat, 406 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1457 SdHoareTripleChecker+Valid, 3014 SdHoareTripleChecker+Invalid, 2762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 406 IncrementalHoareTripleChecker+Valid, 2356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:29,908 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1457 Valid, 3014 Invalid, 2762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [406 Valid, 2356 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:31:29,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4810 states. [2022-03-03 18:31:29,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4810 to 2851. [2022-03-03 18:31:29,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2851 states, 2841 states have (on average 1.9461457233368533) internal successors, (5529), 2850 states have internal predecessors, (5529), 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) [2022-03-03 18:31:29,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2851 states to 2851 states and 5529 transitions. [2022-03-03 18:31:29,937 INFO L78 Accepts]: Start accepts. Automaton has 2851 states and 5529 transitions. Word has length 135 [2022-03-03 18:31:29,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:29,937 INFO L470 AbstractCegarLoop]: Abstraction has 2851 states and 5529 transitions. [2022-03-03 18:31:29,938 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:29,938 INFO L276 IsEmpty]: Start isEmpty. Operand 2851 states and 5529 transitions. [2022-03-03 18:31:29,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:29,939 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:29,939 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:29,939 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2022-03-03 18:31:29,939 INFO L402 AbstractCegarLoop]: === Iteration 294 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:29,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:29,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1145459755, now seen corresponding path program 148 times [2022-03-03 18:31:29,939 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:29,939 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797053198] [2022-03-03 18:31:29,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:29,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:30,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:30,179 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:30,180 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797053198] [2022-03-03 18:31:30,180 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797053198] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:30,180 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:30,180 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:30,180 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959675607] [2022-03-03 18:31:30,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:30,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:30,180 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:30,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:30,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:30,180 INFO L87 Difference]: Start difference. First operand 2851 states and 5529 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:32,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:32,154 INFO L93 Difference]: Finished difference Result 4890 states and 9423 transitions. [2022-03-03 18:31:32,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:31:32,154 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:32,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:32,160 INFO L225 Difference]: With dead ends: 4890 [2022-03-03 18:31:32,160 INFO L226 Difference]: Without dead ends: 4890 [2022-03-03 18:31:32,160 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 873 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=624, Invalid=2916, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:31:32,160 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1317 mSDsluCounter, 3503 mSDsCounter, 0 mSdLazyCounter, 3183 mSolverCounterSat, 321 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1317 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 3504 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 321 IncrementalHoareTripleChecker+Valid, 3183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:32,160 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1317 Valid, 3812 Invalid, 3504 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [321 Valid, 3183 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:31:32,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4890 states. [2022-03-03 18:31:32,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4890 to 2849. [2022-03-03 18:31:32,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2849 states, 2839 states have (on average 1.9461077844311376) internal successors, (5525), 2848 states have internal predecessors, (5525), 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) [2022-03-03 18:31:32,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 2849 states and 5525 transitions. [2022-03-03 18:31:32,188 INFO L78 Accepts]: Start accepts. Automaton has 2849 states and 5525 transitions. Word has length 135 [2022-03-03 18:31:32,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:32,189 INFO L470 AbstractCegarLoop]: Abstraction has 2849 states and 5525 transitions. [2022-03-03 18:31:32,189 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:32,189 INFO L276 IsEmpty]: Start isEmpty. Operand 2849 states and 5525 transitions. [2022-03-03 18:31:32,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:32,190 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:32,190 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:32,190 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2022-03-03 18:31:32,190 INFO L402 AbstractCegarLoop]: === Iteration 295 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:32,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:32,190 INFO L85 PathProgramCache]: Analyzing trace with hash -1038606729, now seen corresponding path program 149 times [2022-03-03 18:31:32,190 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:32,190 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672880461] [2022-03-03 18:31:32,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:32,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:32,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:32,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:32,427 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:32,427 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672880461] [2022-03-03 18:31:32,427 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672880461] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:32,427 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:32,427 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:32,428 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305737993] [2022-03-03 18:31:32,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:32,428 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:32,428 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:32,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:32,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:32,428 INFO L87 Difference]: Start difference. First operand 2849 states and 5525 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:34,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:34,289 INFO L93 Difference]: Finished difference Result 4864 states and 9375 transitions. [2022-03-03 18:31:34,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:31:34,289 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:34,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:34,294 INFO L225 Difference]: With dead ends: 4864 [2022-03-03 18:31:34,294 INFO L226 Difference]: Without dead ends: 4864 [2022-03-03 18:31:34,295 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 797 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=576, Invalid=2730, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:31:34,295 INFO L933 BasicCegarLoop]: 326 mSDtfsCounter, 1098 mSDsluCounter, 3435 mSDsCounter, 0 mSdLazyCounter, 3087 mSolverCounterSat, 304 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1098 SdHoareTripleChecker+Valid, 3756 SdHoareTripleChecker+Invalid, 3391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 304 IncrementalHoareTripleChecker+Valid, 3087 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:34,295 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1098 Valid, 3756 Invalid, 3391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [304 Valid, 3087 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:31:34,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4864 states. [2022-03-03 18:31:34,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4864 to 2803. [2022-03-03 18:31:34,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2803 states, 2793 states have (on average 1.945220193340494) internal successors, (5433), 2802 states have internal predecessors, (5433), 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) [2022-03-03 18:31:34,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2803 states to 2803 states and 5433 transitions. [2022-03-03 18:31:34,321 INFO L78 Accepts]: Start accepts. Automaton has 2803 states and 5433 transitions. Word has length 135 [2022-03-03 18:31:34,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:34,322 INFO L470 AbstractCegarLoop]: Abstraction has 2803 states and 5433 transitions. [2022-03-03 18:31:34,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:34,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2803 states and 5433 transitions. [2022-03-03 18:31:34,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:34,323 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:34,323 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:34,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2022-03-03 18:31:34,323 INFO L402 AbstractCegarLoop]: === Iteration 296 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:34,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:34,323 INFO L85 PathProgramCache]: Analyzing trace with hash -38977279, now seen corresponding path program 150 times [2022-03-03 18:31:34,323 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:34,323 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1774347358] [2022-03-03 18:31:34,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:34,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:34,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:34,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:34,572 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:34,572 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1774347358] [2022-03-03 18:31:34,572 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1774347358] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:34,572 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:34,572 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:34,572 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157121874] [2022-03-03 18:31:34,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:34,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:34,572 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:34,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:34,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:34,573 INFO L87 Difference]: Start difference. First operand 2803 states and 5433 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:36,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:36,071 INFO L93 Difference]: Finished difference Result 4673 states and 8991 transitions. [2022-03-03 18:31:36,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2022-03-03 18:31:36,071 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:36,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:36,076 INFO L225 Difference]: With dead ends: 4673 [2022-03-03 18:31:36,076 INFO L226 Difference]: Without dead ends: 4673 [2022-03-03 18:31:36,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 654 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=517, Invalid=2345, Unknown=0, NotChecked=0, Total=2862 [2022-03-03 18:31:36,077 INFO L933 BasicCegarLoop]: 288 mSDtfsCounter, 1273 mSDsluCounter, 2806 mSDsCounter, 0 mSdLazyCounter, 2157 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1273 SdHoareTripleChecker+Valid, 3089 SdHoareTripleChecker+Invalid, 2431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 2157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:36,077 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1273 Valid, 3089 Invalid, 2431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 2157 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:36,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4673 states. [2022-03-03 18:31:36,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4673 to 2809. [2022-03-03 18:31:36,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2809 states, 2799 states have (on average 1.9453376205787782) internal successors, (5445), 2808 states have internal predecessors, (5445), 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) [2022-03-03 18:31:36,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2809 states and 5445 transitions. [2022-03-03 18:31:36,105 INFO L78 Accepts]: Start accepts. Automaton has 2809 states and 5445 transitions. Word has length 135 [2022-03-03 18:31:36,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:36,105 INFO L470 AbstractCegarLoop]: Abstraction has 2809 states and 5445 transitions. [2022-03-03 18:31:36,105 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:36,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 5445 transitions. [2022-03-03 18:31:36,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:36,106 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:36,106 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:36,106 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2022-03-03 18:31:36,106 INFO L402 AbstractCegarLoop]: === Iteration 297 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:36,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:36,106 INFO L85 PathProgramCache]: Analyzing trace with hash 1569873763, now seen corresponding path program 151 times [2022-03-03 18:31:36,106 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:36,106 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535629314] [2022-03-03 18:31:36,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:36,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:36,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:36,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:36,355 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:36,355 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535629314] [2022-03-03 18:31:36,355 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535629314] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:36,355 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:36,356 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:36,356 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570889979] [2022-03-03 18:31:36,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:36,356 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:36,356 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:36,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:36,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:36,356 INFO L87 Difference]: Start difference. First operand 2809 states and 5445 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:37,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:37,846 INFO L93 Difference]: Finished difference Result 4690 states and 9027 transitions. [2022-03-03 18:31:37,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:31:37,847 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:37,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:37,851 INFO L225 Difference]: With dead ends: 4690 [2022-03-03 18:31:37,852 INFO L226 Difference]: Without dead ends: 4690 [2022-03-03 18:31:37,852 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 729 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=545, Invalid=2535, Unknown=0, NotChecked=0, Total=3080 [2022-03-03 18:31:37,852 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1414 mSDsluCounter, 2501 mSDsCounter, 0 mSdLazyCounter, 2040 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1414 SdHoareTripleChecker+Valid, 2783 SdHoareTripleChecker+Invalid, 2321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 2040 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:37,852 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1414 Valid, 2783 Invalid, 2321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 2040 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:37,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4690 states. [2022-03-03 18:31:37,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4690 to 2811. [2022-03-03 18:31:37,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2811 states, 2801 states have (on average 1.9453766511960013) internal successors, (5449), 2810 states have internal predecessors, (5449), 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) [2022-03-03 18:31:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 2811 states and 5449 transitions. [2022-03-03 18:31:37,879 INFO L78 Accepts]: Start accepts. Automaton has 2811 states and 5449 transitions. Word has length 135 [2022-03-03 18:31:37,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:37,879 INFO L470 AbstractCegarLoop]: Abstraction has 2811 states and 5449 transitions. [2022-03-03 18:31:37,879 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:37,879 INFO L276 IsEmpty]: Start isEmpty. Operand 2811 states and 5449 transitions. [2022-03-03 18:31:37,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:37,880 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:37,880 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:37,880 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2022-03-03 18:31:37,880 INFO L402 AbstractCegarLoop]: === Iteration 298 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:37,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:37,881 INFO L85 PathProgramCache]: Analyzing trace with hash 333993669, now seen corresponding path program 152 times [2022-03-03 18:31:37,881 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:37,881 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1438800295] [2022-03-03 18:31:37,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:37,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:38,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:38,125 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:38,125 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1438800295] [2022-03-03 18:31:38,125 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1438800295] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:38,125 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:38,125 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:38,126 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683184601] [2022-03-03 18:31:38,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:38,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:38,126 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:38,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:38,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:38,126 INFO L87 Difference]: Start difference. First operand 2811 states and 5449 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:39,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:39,773 INFO L93 Difference]: Finished difference Result 4729 states and 9104 transitions. [2022-03-03 18:31:39,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:31:39,773 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:39,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:39,778 INFO L225 Difference]: With dead ends: 4729 [2022-03-03 18:31:39,778 INFO L226 Difference]: Without dead ends: 4729 [2022-03-03 18:31:39,778 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 730 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=537, Invalid=2543, Unknown=0, NotChecked=0, Total=3080 [2022-03-03 18:31:39,778 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1291 mSDsluCounter, 2892 mSDsCounter, 0 mSdLazyCounter, 2465 mSolverCounterSat, 302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1291 SdHoareTripleChecker+Valid, 3187 SdHoareTripleChecker+Invalid, 2767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 302 IncrementalHoareTripleChecker+Valid, 2465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:39,778 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1291 Valid, 3187 Invalid, 2767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [302 Valid, 2465 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:31:39,782 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4729 states. [2022-03-03 18:31:39,800 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4729 to 2804. [2022-03-03 18:31:39,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2804 states, 2794 states have (on average 1.9452397995705082) internal successors, (5435), 2803 states have internal predecessors, (5435), 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) [2022-03-03 18:31:39,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 5435 transitions. [2022-03-03 18:31:39,804 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 5435 transitions. Word has length 135 [2022-03-03 18:31:39,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:39,804 INFO L470 AbstractCegarLoop]: Abstraction has 2804 states and 5435 transitions. [2022-03-03 18:31:39,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:39,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 5435 transitions. [2022-03-03 18:31:39,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:39,805 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:39,805 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:39,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2022-03-03 18:31:39,805 INFO L402 AbstractCegarLoop]: === Iteration 299 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:39,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:39,806 INFO L85 PathProgramCache]: Analyzing trace with hash 12877657, now seen corresponding path program 153 times [2022-03-03 18:31:39,806 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:39,806 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696865319] [2022-03-03 18:31:39,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:39,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:40,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:40,060 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:40,060 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696865319] [2022-03-03 18:31:40,060 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696865319] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:40,060 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:40,060 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:40,060 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143644919] [2022-03-03 18:31:40,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:40,060 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:40,061 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:40,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:40,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:40,061 INFO L87 Difference]: Start difference. First operand 2804 states and 5435 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:41,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:41,672 INFO L93 Difference]: Finished difference Result 4682 states and 9009 transitions. [2022-03-03 18:31:41,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:31:41,672 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:41,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:41,678 INFO L225 Difference]: With dead ends: 4682 [2022-03-03 18:31:41,678 INFO L226 Difference]: Without dead ends: 4682 [2022-03-03 18:31:41,678 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 716 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=567, Invalid=2513, Unknown=0, NotChecked=0, Total=3080 [2022-03-03 18:31:41,678 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1309 mSDsluCounter, 2979 mSDsCounter, 0 mSdLazyCounter, 2431 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1309 SdHoareTripleChecker+Valid, 3261 SdHoareTripleChecker+Invalid, 2673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 2431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:41,678 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1309 Valid, 3261 Invalid, 2673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 2431 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:31:41,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4682 states. [2022-03-03 18:31:41,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4682 to 2812. [2022-03-03 18:31:41,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2812 states, 2802 states have (on average 1.9453961456102784) internal successors, (5451), 2811 states have internal predecessors, (5451), 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) [2022-03-03 18:31:41,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 5451 transitions. [2022-03-03 18:31:41,706 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 5451 transitions. Word has length 135 [2022-03-03 18:31:41,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:41,706 INFO L470 AbstractCegarLoop]: Abstraction has 2812 states and 5451 transitions. [2022-03-03 18:31:41,707 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:41,707 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5451 transitions. [2022-03-03 18:31:41,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:41,707 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:41,708 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:41,708 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2022-03-03 18:31:41,708 INFO L402 AbstractCegarLoop]: === Iteration 300 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:41,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:41,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1621728699, now seen corresponding path program 154 times [2022-03-03 18:31:41,708 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:41,708 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354493184] [2022-03-03 18:31:41,708 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:41,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:41,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:41,966 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:41,966 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354493184] [2022-03-03 18:31:41,966 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [354493184] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:41,966 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:41,967 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:41,967 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183520791] [2022-03-03 18:31:41,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:41,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:41,967 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:41,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:41,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:41,968 INFO L87 Difference]: Start difference. First operand 2812 states and 5451 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:43,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:43,630 INFO L93 Difference]: Finished difference Result 4765 states and 9171 transitions. [2022-03-03 18:31:43,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:31:43,631 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:43,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:43,637 INFO L225 Difference]: With dead ends: 4765 [2022-03-03 18:31:43,637 INFO L226 Difference]: Without dead ends: 4765 [2022-03-03 18:31:43,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 873 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=644, Invalid=2896, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:31:43,638 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1204 mSDsluCounter, 3087 mSDsCounter, 0 mSdLazyCounter, 2423 mSolverCounterSat, 277 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1204 SdHoareTripleChecker+Valid, 3368 SdHoareTripleChecker+Invalid, 2700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 277 IncrementalHoareTripleChecker+Valid, 2423 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:43,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1204 Valid, 3368 Invalid, 2700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [277 Valid, 2423 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:31:43,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4765 states. [2022-03-03 18:31:43,664 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4765 to 2814. [2022-03-03 18:31:43,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2814 states, 2804 states have (on average 1.945435092724679) internal successors, (5455), 2813 states have internal predecessors, (5455), 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) [2022-03-03 18:31:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2814 states to 2814 states and 5455 transitions. [2022-03-03 18:31:43,669 INFO L78 Accepts]: Start accepts. Automaton has 2814 states and 5455 transitions. Word has length 135 [2022-03-03 18:31:43,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:43,669 INFO L470 AbstractCegarLoop]: Abstraction has 2814 states and 5455 transitions. [2022-03-03 18:31:43,669 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 2814 states and 5455 transitions. [2022-03-03 18:31:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:43,670 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:43,670 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:43,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2022-03-03 18:31:43,670 INFO L402 AbstractCegarLoop]: === Iteration 301 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:43,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:43,671 INFO L85 PathProgramCache]: Analyzing trace with hash 385848605, now seen corresponding path program 155 times [2022-03-03 18:31:43,671 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:43,671 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1482970329] [2022-03-03 18:31:43,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:43,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:43,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:43,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:43,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:43,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1482970329] [2022-03-03 18:31:43,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1482970329] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:43,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:43,931 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:43,931 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [72833627] [2022-03-03 18:31:43,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:43,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:43,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:43,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:43,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:43,931 INFO L87 Difference]: Start difference. First operand 2814 states and 5455 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:45,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:45,739 INFO L93 Difference]: Finished difference Result 4804 states and 9248 transitions. [2022-03-03 18:31:45,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:31:45,739 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:45,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:45,745 INFO L225 Difference]: With dead ends: 4804 [2022-03-03 18:31:45,745 INFO L226 Difference]: Without dead ends: 4804 [2022-03-03 18:31:45,746 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 875 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=636, Invalid=2904, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:31:45,746 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1061 mSDsluCounter, 3385 mSDsCounter, 0 mSdLazyCounter, 2781 mSolverCounterSat, 276 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1061 SdHoareTripleChecker+Valid, 3679 SdHoareTripleChecker+Invalid, 3057 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 276 IncrementalHoareTripleChecker+Valid, 2781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:45,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1061 Valid, 3679 Invalid, 3057 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [276 Valid, 2781 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:31:45,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4804 states. [2022-03-03 18:31:45,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4804 to 2808. [2022-03-03 18:31:45,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2808 states, 2798 states have (on average 1.9453180843459614) internal successors, (5443), 2807 states have internal predecessors, (5443), 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) [2022-03-03 18:31:45,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2808 states to 2808 states and 5443 transitions. [2022-03-03 18:31:45,775 INFO L78 Accepts]: Start accepts. Automaton has 2808 states and 5443 transitions. Word has length 135 [2022-03-03 18:31:45,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:45,775 INFO L470 AbstractCegarLoop]: Abstraction has 2808 states and 5443 transitions. [2022-03-03 18:31:45,775 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:45,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2808 states and 5443 transitions. [2022-03-03 18:31:45,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:45,776 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:45,776 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:45,776 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2022-03-03 18:31:45,776 INFO L402 AbstractCegarLoop]: === Iteration 302 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:45,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:45,776 INFO L85 PathProgramCache]: Analyzing trace with hash -1679915145, now seen corresponding path program 156 times [2022-03-03 18:31:45,776 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:45,776 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477813394] [2022-03-03 18:31:45,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:45,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:46,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:46,022 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:46,022 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477813394] [2022-03-03 18:31:46,022 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477813394] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:46,023 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:46,023 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:46,023 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826890072] [2022-03-03 18:31:46,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:46,023 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:46,023 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:46,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:46,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:46,023 INFO L87 Difference]: Start difference. First operand 2808 states and 5443 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:47,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:47,812 INFO L93 Difference]: Finished difference Result 4654 states and 8955 transitions. [2022-03-03 18:31:47,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:31:47,812 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:47,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:47,818 INFO L225 Difference]: With dead ends: 4654 [2022-03-03 18:31:47,818 INFO L226 Difference]: Without dead ends: 4654 [2022-03-03 18:31:47,818 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 764 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=564, Invalid=2628, Unknown=0, NotChecked=0, Total=3192 [2022-03-03 18:31:47,818 INFO L933 BasicCegarLoop]: 287 mSDtfsCounter, 1176 mSDsluCounter, 3207 mSDsCounter, 0 mSdLazyCounter, 2638 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1176 SdHoareTripleChecker+Valid, 3489 SdHoareTripleChecker+Invalid, 2885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 2638 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:47,818 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1176 Valid, 3489 Invalid, 2885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 2638 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:31:47,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-03-03 18:31:47,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 2812. [2022-03-03 18:31:47,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2812 states, 2802 states have (on average 1.9453961456102784) internal successors, (5451), 2811 states have internal predecessors, (5451), 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) [2022-03-03 18:31:47,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2812 states to 2812 states and 5451 transitions. [2022-03-03 18:31:47,847 INFO L78 Accepts]: Start accepts. Automaton has 2812 states and 5451 transitions. Word has length 135 [2022-03-03 18:31:47,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:47,847 INFO L470 AbstractCegarLoop]: Abstraction has 2812 states and 5451 transitions. [2022-03-03 18:31:47,848 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:47,848 INFO L276 IsEmpty]: Start isEmpty. Operand 2812 states and 5451 transitions. [2022-03-03 18:31:47,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:47,848 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:47,849 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:47,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2022-03-03 18:31:47,849 INFO L402 AbstractCegarLoop]: === Iteration 303 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:47,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:47,849 INFO L85 PathProgramCache]: Analyzing trace with hash 1379172057, now seen corresponding path program 157 times [2022-03-03 18:31:47,849 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:47,849 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1932852766] [2022-03-03 18:31:47,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:47,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:47,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:48,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:48,092 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:48,092 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1932852766] [2022-03-03 18:31:48,092 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1932852766] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:48,092 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:48,092 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:48,092 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396283365] [2022-03-03 18:31:48,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:48,093 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:48,093 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:48,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:48,093 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:48,093 INFO L87 Difference]: Start difference. First operand 2812 states and 5451 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:49,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:49,643 INFO L93 Difference]: Finished difference Result 4774 states and 9190 transitions. [2022-03-03 18:31:49,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-03-03 18:31:49,643 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:49,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:49,648 INFO L225 Difference]: With dead ends: 4774 [2022-03-03 18:31:49,648 INFO L226 Difference]: Without dead ends: 4774 [2022-03-03 18:31:49,649 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 840 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=599, Invalid=2823, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:31:49,649 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1349 mSDsluCounter, 2498 mSDsCounter, 0 mSdLazyCounter, 2178 mSolverCounterSat, 331 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1349 SdHoareTripleChecker+Valid, 2793 SdHoareTripleChecker+Invalid, 2509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 331 IncrementalHoareTripleChecker+Valid, 2178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:49,649 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1349 Valid, 2793 Invalid, 2509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [331 Valid, 2178 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:31:49,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4774 states. [2022-03-03 18:31:49,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4774 to 2810. [2022-03-03 18:31:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2810 states, 2800 states have (on average 1.9453571428571428) internal successors, (5447), 2809 states have internal predecessors, (5447), 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) [2022-03-03 18:31:49,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2810 states to 2810 states and 5447 transitions. [2022-03-03 18:31:49,676 INFO L78 Accepts]: Start accepts. Automaton has 2810 states and 5447 transitions. Word has length 135 [2022-03-03 18:31:49,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:49,676 INFO L470 AbstractCegarLoop]: Abstraction has 2810 states and 5447 transitions. [2022-03-03 18:31:49,676 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:49,676 INFO L276 IsEmpty]: Start isEmpty. Operand 2810 states and 5447 transitions. [2022-03-03 18:31:49,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:49,677 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:49,677 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:49,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2022-03-03 18:31:49,677 INFO L402 AbstractCegarLoop]: === Iteration 304 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:49,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:49,677 INFO L85 PathProgramCache]: Analyzing trace with hash -714965449, now seen corresponding path program 158 times [2022-03-03 18:31:49,678 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:49,678 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847486122] [2022-03-03 18:31:49,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:49,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:49,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:49,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:49,914 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:49,914 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847486122] [2022-03-03 18:31:49,914 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847486122] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:49,914 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:49,914 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:49,914 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756114306] [2022-03-03 18:31:49,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:49,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:49,915 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:49,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:49,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:49,915 INFO L87 Difference]: Start difference. First operand 2810 states and 5447 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:51,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:51,752 INFO L93 Difference]: Finished difference Result 4794 states and 9234 transitions. [2022-03-03 18:31:51,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:31:51,752 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:51,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:51,757 INFO L225 Difference]: With dead ends: 4794 [2022-03-03 18:31:51,757 INFO L226 Difference]: Without dead ends: 4794 [2022-03-03 18:31:51,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 766 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=552, Invalid=2640, Unknown=0, NotChecked=0, Total=3192 [2022-03-03 18:31:51,758 INFO L933 BasicCegarLoop]: 314 mSDtfsCounter, 1218 mSDsluCounter, 3188 mSDsCounter, 0 mSdLazyCounter, 2852 mSolverCounterSat, 295 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1218 SdHoareTripleChecker+Valid, 3497 SdHoareTripleChecker+Invalid, 3147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 295 IncrementalHoareTripleChecker+Valid, 2852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:51,758 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1218 Valid, 3497 Invalid, 3147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [295 Valid, 2852 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:31:51,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4794 states. [2022-03-03 18:31:51,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4794 to 2802. [2022-03-03 18:31:51,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2802 states, 2792 states have (on average 1.9452005730659025) internal successors, (5431), 2801 states have internal predecessors, (5431), 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) [2022-03-03 18:31:51,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2802 states and 5431 transitions. [2022-03-03 18:31:51,788 INFO L78 Accepts]: Start accepts. Automaton has 2802 states and 5431 transitions. Word has length 135 [2022-03-03 18:31:51,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:51,788 INFO L470 AbstractCegarLoop]: Abstraction has 2802 states and 5431 transitions. [2022-03-03 18:31:51,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:51,788 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 5431 transitions. [2022-03-03 18:31:51,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:51,789 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:51,789 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:51,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2022-03-03 18:31:51,789 INFO L402 AbstractCegarLoop]: === Iteration 305 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:51,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:51,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1655431347, now seen corresponding path program 159 times [2022-03-03 18:31:51,789 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:51,789 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [345638815] [2022-03-03 18:31:51,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:51,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:51,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:52,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:52,050 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:52,050 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [345638815] [2022-03-03 18:31:52,050 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [345638815] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:52,050 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:52,050 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:52,050 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119173544] [2022-03-03 18:31:52,050 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:52,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:52,050 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:52,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:52,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=327, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:52,051 INFO L87 Difference]: Start difference. First operand 2802 states and 5431 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:54,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:54,044 INFO L93 Difference]: Finished difference Result 4637 states and 8920 transitions. [2022-03-03 18:31:54,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:31:54,045 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:54,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:54,050 INFO L225 Difference]: With dead ends: 4637 [2022-03-03 18:31:54,050 INFO L226 Difference]: Without dead ends: 4637 [2022-03-03 18:31:54,050 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 707 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=590, Invalid=2490, Unknown=0, NotChecked=0, Total=3080 [2022-03-03 18:31:54,051 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1393 mSDsluCounter, 3463 mSDsCounter, 0 mSdLazyCounter, 3242 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1393 SdHoareTripleChecker+Valid, 3812 SdHoareTripleChecker+Invalid, 3506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 3242 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:54,051 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1393 Valid, 3812 Invalid, 3506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 3242 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:31:54,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4637 states. [2022-03-03 18:31:54,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4637 to 2807. [2022-03-03 18:31:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2807 states, 2797 states have (on average 1.9452985341437254) internal successors, (5441), 2806 states have internal predecessors, (5441), 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) [2022-03-03 18:31:54,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 5441 transitions. [2022-03-03 18:31:54,078 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 5441 transitions. Word has length 135 [2022-03-03 18:31:54,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:54,078 INFO L470 AbstractCegarLoop]: Abstraction has 2807 states and 5441 transitions. [2022-03-03 18:31:54,078 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:54,078 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5441 transitions. [2022-03-03 18:31:54,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:54,079 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:54,079 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:54,079 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2022-03-03 18:31:54,079 INFO L402 AbstractCegarLoop]: === Iteration 306 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:54,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:54,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1030684907, now seen corresponding path program 160 times [2022-03-03 18:31:54,079 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:54,079 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968852064] [2022-03-03 18:31:54,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:54,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:54,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:54,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:54,337 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:54,337 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968852064] [2022-03-03 18:31:54,337 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968852064] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:54,337 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:54,337 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:54,337 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1050284990] [2022-03-03 18:31:54,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:54,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:54,338 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:54,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:54,338 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:54,338 INFO L87 Difference]: Start difference. First operand 2807 states and 5441 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:56,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:56,268 INFO L93 Difference]: Finished difference Result 4654 states and 8956 transitions. [2022-03-03 18:31:56,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:31:56,268 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:56,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:56,273 INFO L225 Difference]: With dead ends: 4654 [2022-03-03 18:31:56,273 INFO L226 Difference]: Without dead ends: 4654 [2022-03-03 18:31:56,273 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 784 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=624, Invalid=2682, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:31:56,273 INFO L933 BasicCegarLoop]: 353 mSDtfsCounter, 1235 mSDsluCounter, 3134 mSDsCounter, 0 mSdLazyCounter, 2966 mSolverCounterSat, 238 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1235 SdHoareTripleChecker+Valid, 3481 SdHoareTripleChecker+Invalid, 3204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 238 IncrementalHoareTripleChecker+Valid, 2966 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:56,274 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1235 Valid, 3481 Invalid, 3204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [238 Valid, 2966 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:31:56,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4654 states. [2022-03-03 18:31:56,297 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4654 to 2809. [2022-03-03 18:31:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2809 states, 2799 states have (on average 1.9453376205787782) internal successors, (5445), 2808 states have internal predecessors, (5445), 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) [2022-03-03 18:31:56,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2809 states to 2809 states and 5445 transitions. [2022-03-03 18:31:56,301 INFO L78 Accepts]: Start accepts. Automaton has 2809 states and 5445 transitions. Word has length 135 [2022-03-03 18:31:56,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:56,301 INFO L470 AbstractCegarLoop]: Abstraction has 2809 states and 5445 transitions. [2022-03-03 18:31:56,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:56,301 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 5445 transitions. [2022-03-03 18:31:56,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:56,302 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:56,302 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:56,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2022-03-03 18:31:56,303 INFO L402 AbstractCegarLoop]: === Iteration 307 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:56,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:56,303 INFO L85 PathProgramCache]: Analyzing trace with hash 2028402295, now seen corresponding path program 161 times [2022-03-03 18:31:56,303 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:56,303 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372162958] [2022-03-03 18:31:56,303 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:56,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:56,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:56,561 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:56,561 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372162958] [2022-03-03 18:31:56,562 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372162958] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:56,562 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:56,562 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:56,562 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436342498] [2022-03-03 18:31:56,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:56,562 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:56,562 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:56,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:56,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:56,562 INFO L87 Difference]: Start difference. First operand 2809 states and 5445 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:58,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:31:58,566 INFO L93 Difference]: Finished difference Result 4693 states and 9033 transitions. [2022-03-03 18:31:58,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:31:58,566 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:31:58,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:31:58,571 INFO L225 Difference]: With dead ends: 4693 [2022-03-03 18:31:58,572 INFO L226 Difference]: Without dead ends: 4693 [2022-03-03 18:31:58,572 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 787 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=618, Invalid=2688, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:31:58,572 INFO L933 BasicCegarLoop]: 366 mSDtfsCounter, 1446 mSDsluCounter, 3337 mSDsCounter, 0 mSdLazyCounter, 3150 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1446 SdHoareTripleChecker+Valid, 3698 SdHoareTripleChecker+Invalid, 3475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 3150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:31:58,572 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1446 Valid, 3698 Invalid, 3475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 3150 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:31:58,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4693 states. [2022-03-03 18:31:58,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4693 to 2802. [2022-03-03 18:31:58,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2802 states, 2792 states have (on average 1.9452005730659025) internal successors, (5431), 2801 states have internal predecessors, (5431), 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) [2022-03-03 18:31:58,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2802 states to 2802 states and 5431 transitions. [2022-03-03 18:31:58,603 INFO L78 Accepts]: Start accepts. Automaton has 2802 states and 5431 transitions. Word has length 135 [2022-03-03 18:31:58,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:31:58,603 INFO L470 AbstractCegarLoop]: Abstraction has 2802 states and 5431 transitions. [2022-03-03 18:31:58,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:31:58,603 INFO L276 IsEmpty]: Start isEmpty. Operand 2802 states and 5431 transitions. [2022-03-03 18:31:58,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:31:58,604 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:31:58,604 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:31:58,604 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2022-03-03 18:31:58,604 INFO L402 AbstractCegarLoop]: === Iteration 308 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:31:58,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:31:58,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1249823929, now seen corresponding path program 162 times [2022-03-03 18:31:58,604 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:31:58,604 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121690270] [2022-03-03 18:31:58,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:31:58,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:31:58,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:31:58,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:31:58,858 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:31:58,859 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121690270] [2022-03-03 18:31:58,859 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121690270] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:31:58,859 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:31:58,859 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:31:58,859 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667202824] [2022-03-03 18:31:58,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:31:58,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:31:58,859 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:31:58,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:31:58,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:31:58,859 INFO L87 Difference]: Start difference. First operand 2802 states and 5431 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:00,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:00,557 INFO L93 Difference]: Finished difference Result 4657 states and 8959 transitions. [2022-03-03 18:32:00,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2022-03-03 18:32:00,557 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:32:00,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:00,561 INFO L225 Difference]: With dead ends: 4657 [2022-03-03 18:32:00,561 INFO L226 Difference]: Without dead ends: 4657 [2022-03-03 18:32:00,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 683 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=552, Invalid=2418, Unknown=0, NotChecked=0, Total=2970 [2022-03-03 18:32:00,562 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 1309 mSDsluCounter, 3065 mSDsCounter, 0 mSdLazyCounter, 2596 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1309 SdHoareTripleChecker+Valid, 3364 SdHoareTripleChecker+Invalid, 2870 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 2596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:00,562 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1309 Valid, 3364 Invalid, 2870 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 2596 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:32:00,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4657 states. [2022-03-03 18:32:00,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4657 to 2805. [2022-03-03 18:32:00,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2805 states, 2795 states have (on average 1.9452593917710197) internal successors, (5437), 2804 states have internal predecessors, (5437), 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) [2022-03-03 18:32:00,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2805 states to 2805 states and 5437 transitions. [2022-03-03 18:32:00,590 INFO L78 Accepts]: Start accepts. Automaton has 2805 states and 5437 transitions. Word has length 135 [2022-03-03 18:32:00,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:00,590 INFO L470 AbstractCegarLoop]: Abstraction has 2805 states and 5437 transitions. [2022-03-03 18:32:00,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:00,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2805 states and 5437 transitions. [2022-03-03 18:32:00,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:32:00,591 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:00,591 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:00,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2022-03-03 18:32:00,591 INFO L402 AbstractCegarLoop]: === Iteration 309 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:00,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:00,591 INFO L85 PathProgramCache]: Analyzing trace with hash -1436292325, now seen corresponding path program 163 times [2022-03-03 18:32:00,592 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:00,592 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834273637] [2022-03-03 18:32:00,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:00,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:00,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:00,846 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:00,846 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834273637] [2022-03-03 18:32:00,847 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834273637] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:00,847 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:00,847 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:32:00,847 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687962956] [2022-03-03 18:32:00,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:00,847 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:32:00,847 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:00,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:32:00,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:32:00,848 INFO L87 Difference]: Start difference. First operand 2805 states and 5437 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:02,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:02,769 INFO L93 Difference]: Finished difference Result 4674 states and 8995 transitions. [2022-03-03 18:32:02,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:32:02,769 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:32:02,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:02,773 INFO L225 Difference]: With dead ends: 4674 [2022-03-03 18:32:02,773 INFO L226 Difference]: Without dead ends: 4674 [2022-03-03 18:32:02,773 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 759 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=583, Invalid=2609, Unknown=0, NotChecked=0, Total=3192 [2022-03-03 18:32:02,774 INFO L933 BasicCegarLoop]: 304 mSDtfsCounter, 1428 mSDsluCounter, 3169 mSDsCounter, 0 mSdLazyCounter, 2877 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 3467 SdHoareTripleChecker+Invalid, 3160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 2877 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:02,774 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 3467 Invalid, 3160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 2877 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:32:02,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4674 states. [2022-03-03 18:32:02,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4674 to 2807. [2022-03-03 18:32:02,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2807 states, 2797 states have (on average 1.9452985341437254) internal successors, (5441), 2806 states have internal predecessors, (5441), 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) [2022-03-03 18:32:02,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2807 states to 2807 states and 5441 transitions. [2022-03-03 18:32:02,804 INFO L78 Accepts]: Start accepts. Automaton has 2807 states and 5441 transitions. Word has length 135 [2022-03-03 18:32:02,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:02,804 INFO L470 AbstractCegarLoop]: Abstraction has 2807 states and 5441 transitions. [2022-03-03 18:32:02,804 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 2807 states and 5441 transitions. [2022-03-03 18:32:02,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:32:02,805 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:02,805 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:02,805 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2022-03-03 18:32:02,805 INFO L402 AbstractCegarLoop]: === Iteration 310 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:02,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:02,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1622794877, now seen corresponding path program 164 times [2022-03-03 18:32:02,806 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:02,806 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952950265] [2022-03-03 18:32:02,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:02,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:02,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:03,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:03,076 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:03,076 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952950265] [2022-03-03 18:32:03,076 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952950265] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:03,076 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:03,076 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:32:03,076 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641005204] [2022-03-03 18:32:03,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:03,076 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:32:03,076 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:03,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:32:03,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:32:03,077 INFO L87 Difference]: Start difference. First operand 2807 states and 5441 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:04,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:04,895 INFO L93 Difference]: Finished difference Result 4713 states and 9072 transitions. [2022-03-03 18:32:04,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:32:04,895 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:32:04,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:04,900 INFO L225 Difference]: With dead ends: 4713 [2022-03-03 18:32:04,900 INFO L226 Difference]: Without dead ends: 4713 [2022-03-03 18:32:04,901 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 760 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=576, Invalid=2616, Unknown=0, NotChecked=0, Total=3192 [2022-03-03 18:32:04,901 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 1074 mSDsluCounter, 3292 mSDsCounter, 0 mSdLazyCounter, 2917 mSolverCounterSat, 253 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1074 SdHoareTripleChecker+Valid, 3604 SdHoareTripleChecker+Invalid, 3170 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 253 IncrementalHoareTripleChecker+Valid, 2917 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:04,901 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1074 Valid, 3604 Invalid, 3170 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [253 Valid, 2917 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:32:04,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4713 states. [2022-03-03 18:32:04,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4713 to 2800. [2022-03-03 18:32:04,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2800 states, 2790 states have (on average 1.9451612903225806) internal successors, (5427), 2799 states have internal predecessors, (5427), 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) [2022-03-03 18:32:04,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2800 states and 5427 transitions. [2022-03-03 18:32:04,945 INFO L78 Accepts]: Start accepts. Automaton has 2800 states and 5427 transitions. Word has length 135 [2022-03-03 18:32:04,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:04,945 INFO L470 AbstractCegarLoop]: Abstraction has 2800 states and 5427 transitions. [2022-03-03 18:32:04,945 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:04,945 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 5427 transitions. [2022-03-03 18:32:04,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:32:04,946 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:04,946 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:04,946 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2022-03-03 18:32:04,946 INFO L402 AbstractCegarLoop]: === Iteration 311 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:04,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:04,947 INFO L85 PathProgramCache]: Analyzing trace with hash 1301678865, now seen corresponding path program 165 times [2022-03-03 18:32:04,947 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:04,947 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839256873] [2022-03-03 18:32:04,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:04,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:04,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:05,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:05,193 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:05,193 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839256873] [2022-03-03 18:32:05,193 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839256873] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:05,193 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:05,193 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:32:05,193 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107684496] [2022-03-03 18:32:05,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:05,194 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:32:05,194 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:05,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:32:05,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:32:05,194 INFO L87 Difference]: Start difference. First operand 2800 states and 5427 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:06,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:06,689 INFO L93 Difference]: Finished difference Result 4635 states and 8916 transitions. [2022-03-03 18:32:06,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:32:06,690 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:32:06,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:06,695 INFO L225 Difference]: With dead ends: 4635 [2022-03-03 18:32:06,695 INFO L226 Difference]: Without dead ends: 4635 [2022-03-03 18:32:06,696 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 742 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=608, Invalid=2584, Unknown=0, NotChecked=0, Total=3192 [2022-03-03 18:32:06,696 INFO L933 BasicCegarLoop]: 312 mSDtfsCounter, 1398 mSDsluCounter, 2371 mSDsCounter, 0 mSdLazyCounter, 1970 mSolverCounterSat, 287 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1398 SdHoareTripleChecker+Valid, 2678 SdHoareTripleChecker+Invalid, 2257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 287 IncrementalHoareTripleChecker+Valid, 1970 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:06,696 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1398 Valid, 2678 Invalid, 2257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [287 Valid, 1970 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:32:06,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4635 states. [2022-03-03 18:32:06,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4635 to 2796. [2022-03-03 18:32:06,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2796 states, 2786 states have (on average 1.9450825556353195) internal successors, (5419), 2795 states have internal predecessors, (5419), 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) [2022-03-03 18:32:06,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2796 states to 2796 states and 5419 transitions. [2022-03-03 18:32:06,724 INFO L78 Accepts]: Start accepts. Automaton has 2796 states and 5419 transitions. Word has length 135 [2022-03-03 18:32:06,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:06,724 INFO L470 AbstractCegarLoop]: Abstraction has 2796 states and 5419 transitions. [2022-03-03 18:32:06,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:06,724 INFO L276 IsEmpty]: Start isEmpty. Operand 2796 states and 5419 transitions. [2022-03-03 18:32:06,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:32:06,725 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:06,725 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:06,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2022-03-03 18:32:06,725 INFO L402 AbstractCegarLoop]: === Iteration 312 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:06,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:06,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1384437389, now seen corresponding path program 166 times [2022-03-03 18:32:06,726 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:06,726 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1587377867] [2022-03-03 18:32:06,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:06,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:06,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:06,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:06,996 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:06,996 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1587377867] [2022-03-03 18:32:06,996 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1587377867] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:06,996 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:06,996 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:32:06,997 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040402033] [2022-03-03 18:32:06,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:06,997 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:32:06,997 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:06,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:32:06,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:32:06,997 INFO L87 Difference]: Start difference. First operand 2796 states and 5419 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:08,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:08,928 INFO L93 Difference]: Finished difference Result 4718 states and 9078 transitions. [2022-03-03 18:32:08,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:32:08,928 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:32:08,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:08,934 INFO L225 Difference]: With dead ends: 4718 [2022-03-03 18:32:08,934 INFO L226 Difference]: Without dead ends: 4718 [2022-03-03 18:32:08,935 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 898 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=692, Invalid=2968, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:32:08,935 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1138 mSDsluCounter, 3469 mSDsCounter, 0 mSdLazyCounter, 2973 mSolverCounterSat, 288 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1138 SdHoareTripleChecker+Valid, 3775 SdHoareTripleChecker+Invalid, 3261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 288 IncrementalHoareTripleChecker+Valid, 2973 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:08,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1138 Valid, 3775 Invalid, 3261 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [288 Valid, 2973 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:32:08,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4718 states. [2022-03-03 18:32:08,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4718 to 2798. [2022-03-03 18:32:08,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2798 states, 2788 states have (on average 1.9451219512195121) internal successors, (5423), 2797 states have internal predecessors, (5423), 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) [2022-03-03 18:32:08,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2798 states to 2798 states and 5423 transitions. [2022-03-03 18:32:08,963 INFO L78 Accepts]: Start accepts. Automaton has 2798 states and 5423 transitions. Word has length 135 [2022-03-03 18:32:08,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:08,963 INFO L470 AbstractCegarLoop]: Abstraction has 2798 states and 5423 transitions. [2022-03-03 18:32:08,963 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:08,963 INFO L276 IsEmpty]: Start isEmpty. Operand 2798 states and 5423 transitions. [2022-03-03 18:32:08,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:32:08,964 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:08,964 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:08,964 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2022-03-03 18:32:08,964 INFO L402 AbstractCegarLoop]: === Iteration 313 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:08,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:08,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1674649813, now seen corresponding path program 167 times [2022-03-03 18:32:08,965 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:08,965 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959325091] [2022-03-03 18:32:08,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:08,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:09,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:09,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:09,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959325091] [2022-03-03 18:32:09,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [959325091] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:09,254 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:09,254 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:32:09,254 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125212250] [2022-03-03 18:32:09,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:09,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:32:09,255 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:09,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:32:09,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:32:09,255 INFO L87 Difference]: Start difference. First operand 2798 states and 5423 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:11,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:11,064 INFO L93 Difference]: Finished difference Result 4757 states and 9155 transitions. [2022-03-03 18:32:11,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:32:11,065 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:32:11,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:11,070 INFO L225 Difference]: With dead ends: 4757 [2022-03-03 18:32:11,070 INFO L226 Difference]: Without dead ends: 4757 [2022-03-03 18:32:11,071 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 901 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=685, Invalid=2975, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:32:11,071 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1591 mSDsluCounter, 2721 mSDsCounter, 0 mSdLazyCounter, 2483 mSolverCounterSat, 380 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1591 SdHoareTripleChecker+Valid, 3040 SdHoareTripleChecker+Invalid, 2863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 380 IncrementalHoareTripleChecker+Valid, 2483 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:11,071 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1591 Valid, 3040 Invalid, 2863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [380 Valid, 2483 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:32:11,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4757 states. [2022-03-03 18:32:11,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4757 to 2792. [2022-03-03 18:32:11,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2792 states, 2782 states have (on average 1.945003594536305) internal successors, (5411), 2791 states have internal predecessors, (5411), 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) [2022-03-03 18:32:11,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2792 states to 2792 states and 5411 transitions. [2022-03-03 18:32:11,100 INFO L78 Accepts]: Start accepts. Automaton has 2792 states and 5411 transitions. Word has length 135 [2022-03-03 18:32:11,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:11,100 INFO L470 AbstractCegarLoop]: Abstraction has 2792 states and 5411 transitions. [2022-03-03 18:32:11,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:11,100 INFO L276 IsEmpty]: Start isEmpty. Operand 2792 states and 5411 transitions. [2022-03-03 18:32:11,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:32:11,101 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:11,101 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:11,101 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2022-03-03 18:32:11,101 INFO L402 AbstractCegarLoop]: === Iteration 314 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:11,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:11,101 INFO L85 PathProgramCache]: Analyzing trace with hash -391113937, now seen corresponding path program 168 times [2022-03-03 18:32:11,101 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:11,102 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1664025515] [2022-03-03 18:32:11,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:11,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:11,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:11,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:11,349 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:11,349 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1664025515] [2022-03-03 18:32:11,349 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1664025515] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:11,349 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:11,350 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:32:11,350 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328780386] [2022-03-03 18:32:11,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:11,350 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:32:11,350 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:11,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:32:11,350 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:32:11,351 INFO L87 Difference]: Start difference. First operand 2792 states and 5411 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:13,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:13,084 INFO L93 Difference]: Finished difference Result 4607 states and 8862 transitions. [2022-03-03 18:32:13,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:32:13,084 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:32:13,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:13,090 INFO L225 Difference]: With dead ends: 4607 [2022-03-03 18:32:13,090 INFO L226 Difference]: Without dead ends: 4607 [2022-03-03 18:32:13,090 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 789 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=607, Invalid=2699, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:32:13,090 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1156 mSDsluCounter, 3097 mSDsCounter, 0 mSdLazyCounter, 2588 mSolverCounterSat, 317 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1156 SdHoareTripleChecker+Valid, 3403 SdHoareTripleChecker+Invalid, 2905 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 317 IncrementalHoareTripleChecker+Valid, 2588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:13,090 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1156 Valid, 3403 Invalid, 2905 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [317 Valid, 2588 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:32:13,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4607 states. [2022-03-03 18:32:13,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4607 to 2790. [2022-03-03 18:32:13,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2790 states, 2780 states have (on average 1.9449640287769785) internal successors, (5407), 2789 states have internal predecessors, (5407), 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) [2022-03-03 18:32:13,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2790 states to 2790 states and 5407 transitions. [2022-03-03 18:32:13,120 INFO L78 Accepts]: Start accepts. Automaton has 2790 states and 5407 transitions. Word has length 135 [2022-03-03 18:32:13,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:13,120 INFO L470 AbstractCegarLoop]: Abstraction has 2790 states and 5407 transitions. [2022-03-03 18:32:13,120 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:13,120 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 5407 transitions. [2022-03-03 18:32:13,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:32:13,121 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:13,121 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:13,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2022-03-03 18:32:13,121 INFO L402 AbstractCegarLoop]: === Iteration 315 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:13,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:13,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1626994031, now seen corresponding path program 169 times [2022-03-03 18:32:13,121 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:13,121 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406104881] [2022-03-03 18:32:13,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:13,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:13,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:13,368 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:13,368 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406104881] [2022-03-03 18:32:13,368 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406104881] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:13,368 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:13,368 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:32:13,369 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204078876] [2022-03-03 18:32:13,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:13,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:32:13,369 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:13,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:32:13,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:32:13,369 INFO L87 Difference]: Start difference. First operand 2790 states and 5407 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:15,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:15,281 INFO L93 Difference]: Finished difference Result 4727 states and 9097 transitions. [2022-03-03 18:32:15,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:32:15,282 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:32:15,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:15,288 INFO L225 Difference]: With dead ends: 4727 [2022-03-03 18:32:15,288 INFO L226 Difference]: Without dead ends: 4727 [2022-03-03 18:32:15,288 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 864 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=647, Invalid=2893, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:32:15,289 INFO L933 BasicCegarLoop]: 324 mSDtfsCounter, 1294 mSDsluCounter, 3224 mSDsCounter, 0 mSdLazyCounter, 2889 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1294 SdHoareTripleChecker+Valid, 3543 SdHoareTripleChecker+Invalid, 3194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 2889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:15,289 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1294 Valid, 3543 Invalid, 3194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 2889 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:32:15,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4727 states. [2022-03-03 18:32:15,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4727 to 2788. [2022-03-03 18:32:15,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2788 states, 2778 states have (on average 1.9449244060475162) internal successors, (5403), 2787 states have internal predecessors, (5403), 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) [2022-03-03 18:32:15,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2788 states to 2788 states and 5403 transitions. [2022-03-03 18:32:15,321 INFO L78 Accepts]: Start accepts. Automaton has 2788 states and 5403 transitions. Word has length 135 [2022-03-03 18:32:15,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:15,321 INFO L470 AbstractCegarLoop]: Abstraction has 2788 states and 5403 transitions. [2022-03-03 18:32:15,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:15,321 INFO L276 IsEmpty]: Start isEmpty. Operand 2788 states and 5403 transitions. [2022-03-03 18:32:15,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2022-03-03 18:32:15,322 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:15,322 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:15,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2022-03-03 18:32:15,322 INFO L402 AbstractCegarLoop]: === Iteration 316 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:15,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:15,322 INFO L85 PathProgramCache]: Analyzing trace with hash 573835759, now seen corresponding path program 170 times [2022-03-03 18:32:15,322 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:15,322 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1187521136] [2022-03-03 18:32:15,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:15,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:15,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:15,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:15,562 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:15,562 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1187521136] [2022-03-03 18:32:15,563 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1187521136] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:15,563 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:15,563 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:32:15,563 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444816350] [2022-03-03 18:32:15,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:15,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:32:15,563 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:15,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:32:15,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:32:15,563 INFO L87 Difference]: Start difference. First operand 2788 states and 5403 transitions. Second operand has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:17,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:17,559 INFO L93 Difference]: Finished difference Result 4608 states and 8863 transitions. [2022-03-03 18:32:17,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2022-03-03 18:32:17,560 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) Word has length 135 [2022-03-03 18:32:17,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:17,565 INFO L225 Difference]: With dead ends: 4608 [2022-03-03 18:32:17,565 INFO L226 Difference]: Without dead ends: 4608 [2022-03-03 18:32:17,565 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 792 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=596, Invalid=2710, Unknown=0, NotChecked=0, Total=3306 [2022-03-03 18:32:17,565 INFO L933 BasicCegarLoop]: 338 mSDtfsCounter, 1278 mSDsluCounter, 3425 mSDsCounter, 0 mSdLazyCounter, 3100 mSolverCounterSat, 305 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1278 SdHoareTripleChecker+Valid, 3758 SdHoareTripleChecker+Invalid, 3405 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 305 IncrementalHoareTripleChecker+Valid, 3100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:17,565 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1278 Valid, 3758 Invalid, 3405 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [305 Valid, 3100 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:32:17,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4608 states. [2022-03-03 18:32:17,588 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4608 to 2630. [2022-03-03 18:32:17,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2630 states, 2621 states have (on average 1.9408622663105686) internal successors, (5087), 2629 states have internal predecessors, (5087), 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) [2022-03-03 18:32:17,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2630 states to 2630 states and 5087 transitions. [2022-03-03 18:32:17,592 INFO L78 Accepts]: Start accepts. Automaton has 2630 states and 5087 transitions. Word has length 135 [2022-03-03 18:32:17,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:17,592 INFO L470 AbstractCegarLoop]: Abstraction has 2630 states and 5087 transitions. [2022-03-03 18:32:17,592 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.105263157894737) internal successors, (135), 20 states have internal predecessors, (135), 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) [2022-03-03 18:32:17,593 INFO L276 IsEmpty]: Start isEmpty. Operand 2630 states and 5087 transitions. [2022-03-03 18:32:17,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:17,594 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:17,594 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:17,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2022-03-03 18:32:17,594 INFO L402 AbstractCegarLoop]: === Iteration 317 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:17,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:17,594 INFO L85 PathProgramCache]: Analyzing trace with hash 318153078, now seen corresponding path program 1 times [2022-03-03 18:32:17,594 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:17,594 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81308817] [2022-03-03 18:32:17,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:17,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:17,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:17,810 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:17,810 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81308817] [2022-03-03 18:32:17,810 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81308817] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:17,810 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:17,810 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:32:17,810 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1217025032] [2022-03-03 18:32:17,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:17,810 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:32:17,810 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:17,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:32:17,813 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:32:17,813 INFO L87 Difference]: Start difference. First operand 2630 states and 5087 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:32:19,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:19,517 INFO L93 Difference]: Finished difference Result 4279 states and 8279 transitions. [2022-03-03 18:32:19,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2022-03-03 18:32:19,517 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:19,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:19,521 INFO L225 Difference]: With dead ends: 4279 [2022-03-03 18:32:19,521 INFO L226 Difference]: Without dead ends: 4279 [2022-03-03 18:32:19,522 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1634 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=688, Invalid=4862, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:32:19,522 INFO L933 BasicCegarLoop]: 354 mSDtfsCounter, 1150 mSDsluCounter, 3798 mSDsCounter, 0 mSdLazyCounter, 2891 mSolverCounterSat, 120 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1150 SdHoareTripleChecker+Valid, 4150 SdHoareTripleChecker+Invalid, 3011 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 120 IncrementalHoareTripleChecker+Valid, 2891 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:19,522 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1150 Valid, 4150 Invalid, 3011 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [120 Valid, 2891 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:32:19,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4279 states. [2022-03-03 18:32:19,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4279 to 2822. [2022-03-03 18:32:19,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2822 states, 2813 states have (on average 1.9448986846782794) internal successors, (5471), 2821 states have internal predecessors, (5471), 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) [2022-03-03 18:32:19,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 2822 states and 5471 transitions. [2022-03-03 18:32:19,549 INFO L78 Accepts]: Start accepts. Automaton has 2822 states and 5471 transitions. Word has length 143 [2022-03-03 18:32:19,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:19,549 INFO L470 AbstractCegarLoop]: Abstraction has 2822 states and 5471 transitions. [2022-03-03 18:32:19,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:32:19,549 INFO L276 IsEmpty]: Start isEmpty. Operand 2822 states and 5471 transitions. [2022-03-03 18:32:19,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:19,551 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:19,551 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:19,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2022-03-03 18:32:19,551 INFO L402 AbstractCegarLoop]: === Iteration 318 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:19,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:19,551 INFO L85 PathProgramCache]: Analyzing trace with hash -20512470, now seen corresponding path program 2 times [2022-03-03 18:32:19,551 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:19,551 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120248393] [2022-03-03 18:32:19,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:19,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:19,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:19,854 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:19,854 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120248393] [2022-03-03 18:32:19,854 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120248393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:19,854 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:19,854 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:19,854 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141894039] [2022-03-03 18:32:19,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:19,854 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:19,854 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:19,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:19,855 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:19,855 INFO L87 Difference]: Start difference. First operand 2822 states and 5471 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:21,622 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:21,623 INFO L93 Difference]: Finished difference Result 3638 states and 7076 transitions. [2022-03-03 18:32:21,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:32:21,623 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:21,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:21,627 INFO L225 Difference]: With dead ends: 3638 [2022-03-03 18:32:21,627 INFO L226 Difference]: Without dead ends: 3638 [2022-03-03 18:32:21,627 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1167 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=764, Invalid=3526, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:32:21,627 INFO L933 BasicCegarLoop]: 275 mSDtfsCounter, 1389 mSDsluCounter, 3000 mSDsCounter, 0 mSdLazyCounter, 2217 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1389 SdHoareTripleChecker+Valid, 3273 SdHoareTripleChecker+Invalid, 2370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 2217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:21,627 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1389 Valid, 3273 Invalid, 2370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 2217 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:32:21,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3638 states. [2022-03-03 18:32:21,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3638 to 2872. [2022-03-03 18:32:21,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2863 states have (on average 1.9458609849807893) internal successors, (5571), 2871 states have internal predecessors, (5571), 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) [2022-03-03 18:32:21,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-03-03 18:32:21,651 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 143 [2022-03-03 18:32:21,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:21,651 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-03-03 18:32:21,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:21,651 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-03-03 18:32:21,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:21,652 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:21,652 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:21,653 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2022-03-03 18:32:21,653 INFO L402 AbstractCegarLoop]: === Iteration 319 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:21,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:21,653 INFO L85 PathProgramCache]: Analyzing trace with hash 510057022, now seen corresponding path program 3 times [2022-03-03 18:32:21,653 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:21,653 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329175424] [2022-03-03 18:32:21,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:21,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:21,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:21,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:21,954 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:21,954 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329175424] [2022-03-03 18:32:21,954 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329175424] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:21,954 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:21,954 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:21,954 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603171127] [2022-03-03 18:32:21,954 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:21,955 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:21,955 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:21,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:21,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:21,955 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:23,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:23,930 INFO L93 Difference]: Finished difference Result 3678 states and 7154 transitions. [2022-03-03 18:32:23,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:32:23,931 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:23,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:23,934 INFO L225 Difference]: With dead ends: 3678 [2022-03-03 18:32:23,934 INFO L226 Difference]: Without dead ends: 3678 [2022-03-03 18:32:23,935 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1353 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=844, Invalid=3986, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:32:23,935 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 1534 mSDsluCounter, 3384 mSDsCounter, 0 mSdLazyCounter, 2664 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1534 SdHoareTripleChecker+Valid, 3666 SdHoareTripleChecker+Invalid, 2827 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 2664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:23,935 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1534 Valid, 3666 Invalid, 2827 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 2664 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:32:23,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3678 states. [2022-03-03 18:32:23,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3678 to 2874. [2022-03-03 18:32:23,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2874 states, 2865 states have (on average 1.9458987783595114) internal successors, (5575), 2873 states have internal predecessors, (5575), 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) [2022-03-03 18:32:23,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2874 states to 2874 states and 5575 transitions. [2022-03-03 18:32:23,960 INFO L78 Accepts]: Start accepts. Automaton has 2874 states and 5575 transitions. Word has length 143 [2022-03-03 18:32:23,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:23,960 INFO L470 AbstractCegarLoop]: Abstraction has 2874 states and 5575 transitions. [2022-03-03 18:32:23,960 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:23,960 INFO L276 IsEmpty]: Start isEmpty. Operand 2874 states and 5575 transitions. [2022-03-03 18:32:23,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:23,962 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:23,962 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:23,962 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2022-03-03 18:32:23,962 INFO L402 AbstractCegarLoop]: === Iteration 320 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:23,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:23,962 INFO L85 PathProgramCache]: Analyzing trace with hash 1492023274, now seen corresponding path program 4 times [2022-03-03 18:32:23,962 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:23,962 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777547706] [2022-03-03 18:32:23,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:23,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:24,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:24,266 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:24,266 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777547706] [2022-03-03 18:32:24,266 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777547706] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:24,266 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:24,266 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:24,266 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683904822] [2022-03-03 18:32:24,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:24,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:24,266 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:24,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:24,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:24,268 INFO L87 Difference]: Start difference. First operand 2874 states and 5575 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:26,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:26,196 INFO L93 Difference]: Finished difference Result 3743 states and 7280 transitions. [2022-03-03 18:32:26,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:32:26,196 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:26,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:26,200 INFO L225 Difference]: With dead ends: 3743 [2022-03-03 18:32:26,200 INFO L226 Difference]: Without dead ends: 3743 [2022-03-03 18:32:26,201 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1448 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=869, Invalid=4243, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:32:26,201 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1412 mSDsluCounter, 3112 mSDsCounter, 0 mSdLazyCounter, 2353 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 3399 SdHoareTripleChecker+Invalid, 2533 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 2353 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:26,201 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1412 Valid, 3399 Invalid, 2533 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 2353 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:32:26,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3743 states. [2022-03-03 18:32:26,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3743 to 2876. [2022-03-03 18:32:26,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2876 states, 2867 states have (on average 1.9459365190094176) internal successors, (5579), 2875 states have internal predecessors, (5579), 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) [2022-03-03 18:32:26,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2876 states to 2876 states and 5579 transitions. [2022-03-03 18:32:26,226 INFO L78 Accepts]: Start accepts. Automaton has 2876 states and 5579 transitions. Word has length 143 [2022-03-03 18:32:26,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:26,226 INFO L470 AbstractCegarLoop]: Abstraction has 2876 states and 5579 transitions. [2022-03-03 18:32:26,226 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:26,227 INFO L276 IsEmpty]: Start isEmpty. Operand 2876 states and 5579 transitions. [2022-03-03 18:32:26,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:26,228 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:26,228 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:26,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2022-03-03 18:32:26,228 INFO L402 AbstractCegarLoop]: === Iteration 321 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:26,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:26,228 INFO L85 PathProgramCache]: Analyzing trace with hash -826752130, now seen corresponding path program 5 times [2022-03-03 18:32:26,228 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:26,228 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809874096] [2022-03-03 18:32:26,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:26,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:26,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:26,526 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:26,526 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809874096] [2022-03-03 18:32:26,526 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809874096] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:26,526 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:26,526 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:26,526 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249871320] [2022-03-03 18:32:26,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:26,526 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:26,526 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:26,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:26,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:26,527 INFO L87 Difference]: Start difference. First operand 2876 states and 5579 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:28,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:28,453 INFO L93 Difference]: Finished difference Result 3796 states and 7383 transitions. [2022-03-03 18:32:28,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:32:28,453 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:28,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:28,457 INFO L225 Difference]: With dead ends: 3796 [2022-03-03 18:32:28,457 INFO L226 Difference]: Without dead ends: 3796 [2022-03-03 18:32:28,458 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1548 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=911, Invalid=4491, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:32:28,458 INFO L933 BasicCegarLoop]: 297 mSDtfsCounter, 1428 mSDsluCounter, 3028 mSDsCounter, 0 mSdLazyCounter, 2213 mSolverCounterSat, 186 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 3323 SdHoareTripleChecker+Invalid, 2399 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 186 IncrementalHoareTripleChecker+Valid, 2213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:28,458 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1428 Valid, 3323 Invalid, 2399 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [186 Valid, 2213 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:32:28,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3796 states. [2022-03-03 18:32:28,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3796 to 2878. [2022-03-03 18:32:28,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 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) [2022-03-03 18:32:28,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-03-03 18:32:28,487 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-03-03 18:32:28,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:28,488 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-03-03 18:32:28,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:28,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-03-03 18:32:28,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:28,489 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:28,489 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:28,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2022-03-03 18:32:28,489 INFO L402 AbstractCegarLoop]: === Iteration 322 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:28,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:28,489 INFO L85 PathProgramCache]: Analyzing trace with hash -1564292210, now seen corresponding path program 6 times [2022-03-03 18:32:28,490 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:28,490 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932175239] [2022-03-03 18:32:28,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:28,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:28,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:28,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:28,886 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:28,886 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932175239] [2022-03-03 18:32:28,886 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932175239] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:28,886 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:28,886 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:28,886 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186521367] [2022-03-03 18:32:28,886 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:28,886 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:28,886 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:28,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:28,887 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=363, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:28,887 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:30,583 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:30,583 INFO L93 Difference]: Finished difference Result 3189 states and 6158 transitions. [2022-03-03 18:32:30,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2022-03-03 18:32:30,584 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:30,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:30,587 INFO L225 Difference]: With dead ends: 3189 [2022-03-03 18:32:30,587 INFO L226 Difference]: Without dead ends: 3189 [2022-03-03 18:32:30,588 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1183 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=829, Invalid=3593, Unknown=0, NotChecked=0, Total=4422 [2022-03-03 18:32:30,588 INFO L933 BasicCegarLoop]: 310 mSDtfsCounter, 1242 mSDsluCounter, 2759 mSDsCounter, 0 mSdLazyCounter, 1926 mSolverCounterSat, 181 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1242 SdHoareTripleChecker+Valid, 3067 SdHoareTripleChecker+Invalid, 2107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 181 IncrementalHoareTripleChecker+Valid, 1926 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:30,588 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1242 Valid, 3067 Invalid, 2107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [181 Valid, 1926 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:32:30,590 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3189 states. [2022-03-03 18:32:30,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3189 to 2878. [2022-03-03 18:32:30,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 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) [2022-03-03 18:32:30,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-03-03 18:32:30,611 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-03-03 18:32:30,611 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:30,611 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-03-03 18:32:30,611 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:30,611 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-03-03 18:32:30,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:30,612 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:30,612 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:30,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2022-03-03 18:32:30,613 INFO L402 AbstractCegarLoop]: === Iteration 323 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:30,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:30,613 INFO L85 PathProgramCache]: Analyzing trace with hash -873875990, now seen corresponding path program 7 times [2022-03-03 18:32:30,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:30,613 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [675989195] [2022-03-03 18:32:30,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:30,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:30,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:30,984 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:30,984 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [675989195] [2022-03-03 18:32:30,984 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [675989195] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:30,984 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:30,984 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:30,984 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117070936] [2022-03-03 18:32:30,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:30,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:30,984 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:30,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:30,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:30,985 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:32,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:32,876 INFO L93 Difference]: Finished difference Result 3221 states and 6221 transitions. [2022-03-03 18:32:32,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:32:32,876 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:32,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:32,879 INFO L225 Difference]: With dead ends: 3221 [2022-03-03 18:32:32,879 INFO L226 Difference]: Without dead ends: 3221 [2022-03-03 18:32:32,880 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1341 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=933, Invalid=3897, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:32:32,880 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 1353 mSDsluCounter, 2769 mSDsCounter, 0 mSdLazyCounter, 2005 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1353 SdHoareTripleChecker+Valid, 3078 SdHoareTripleChecker+Invalid, 2212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 2005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:32,880 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1353 Valid, 3078 Invalid, 2212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 2005 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:32:32,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3221 states. [2022-03-03 18:32:32,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3221 to 2884. [2022-03-03 18:32:32,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2884 states, 2875 states have (on average 1.9460869565217391) internal successors, (5595), 2883 states have internal predecessors, (5595), 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) [2022-03-03 18:32:32,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2884 states and 5595 transitions. [2022-03-03 18:32:32,908 INFO L78 Accepts]: Start accepts. Automaton has 2884 states and 5595 transitions. Word has length 143 [2022-03-03 18:32:32,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:32,908 INFO L470 AbstractCegarLoop]: Abstraction has 2884 states and 5595 transitions. [2022-03-03 18:32:32,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:32,909 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 5595 transitions. [2022-03-03 18:32:32,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:32,910 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:32,910 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:32,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2022-03-03 18:32:32,910 INFO L402 AbstractCegarLoop]: === Iteration 324 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:32,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:32,910 INFO L85 PathProgramCache]: Analyzing trace with hash -343306498, now seen corresponding path program 8 times [2022-03-03 18:32:32,910 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:32,910 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421674010] [2022-03-03 18:32:32,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:32,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:32,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:33,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:33,286 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:33,286 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421674010] [2022-03-03 18:32:33,287 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421674010] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:33,287 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:33,287 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:33,287 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1977888188] [2022-03-03 18:32:33,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:33,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:33,287 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:33,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:33,287 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:33,287 INFO L87 Difference]: Start difference. First operand 2884 states and 5595 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:35,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:35,356 INFO L93 Difference]: Finished difference Result 3229 states and 6236 transitions. [2022-03-03 18:32:35,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:32:35,357 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:35,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:35,360 INFO L225 Difference]: With dead ends: 3229 [2022-03-03 18:32:35,360 INFO L226 Difference]: Without dead ends: 3229 [2022-03-03 18:32:35,361 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=973, Invalid=4139, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:32:35,361 INFO L933 BasicCegarLoop]: 319 mSDtfsCounter, 1253 mSDsluCounter, 3403 mSDsCounter, 0 mSdLazyCounter, 2540 mSolverCounterSat, 177 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1253 SdHoareTripleChecker+Valid, 3720 SdHoareTripleChecker+Invalid, 2717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 177 IncrementalHoareTripleChecker+Valid, 2540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:35,361 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1253 Valid, 3720 Invalid, 2717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [177 Valid, 2540 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:32:35,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3229 states. [2022-03-03 18:32:35,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3229 to 2878. [2022-03-03 18:32:35,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 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) [2022-03-03 18:32:35,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-03-03 18:32:35,388 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-03-03 18:32:35,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:35,388 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-03-03 18:32:35,388 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:35,388 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-03-03 18:32:35,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:35,390 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:35,390 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:35,390 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2022-03-03 18:32:35,390 INFO L402 AbstractCegarLoop]: === Iteration 325 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:35,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:35,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1100788686, now seen corresponding path program 9 times [2022-03-03 18:32:35,390 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:35,390 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646656135] [2022-03-03 18:32:35,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:35,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:35,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:35,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:35,762 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:35,762 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646656135] [2022-03-03 18:32:35,762 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646656135] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:35,762 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:35,762 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:35,763 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258497560] [2022-03-03 18:32:35,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:35,763 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:35,763 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:35,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:35,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:35,763 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:37,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:37,572 INFO L93 Difference]: Finished difference Result 3222 states and 6224 transitions. [2022-03-03 18:32:37,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:32:37,573 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:37,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:37,576 INFO L225 Difference]: With dead ends: 3222 [2022-03-03 18:32:37,576 INFO L226 Difference]: Without dead ends: 3222 [2022-03-03 18:32:37,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1246 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=866, Invalid=3690, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:32:37,577 INFO L933 BasicCegarLoop]: 284 mSDtfsCounter, 1328 mSDsluCounter, 2874 mSDsCounter, 0 mSdLazyCounter, 2188 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 3156 SdHoareTripleChecker+Invalid, 2389 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 2188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:37,577 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1328 Valid, 3156 Invalid, 2389 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 2188 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:32:37,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3222 states. [2022-03-03 18:32:37,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3222 to 2890. [2022-03-03 18:32:37,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2890 states, 2881 states have (on average 1.9461992363762581) internal successors, (5607), 2889 states have internal predecessors, (5607), 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) [2022-03-03 18:32:37,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2890 states to 2890 states and 5607 transitions. [2022-03-03 18:32:37,605 INFO L78 Accepts]: Start accepts. Automaton has 2890 states and 5607 transitions. Word has length 143 [2022-03-03 18:32:37,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:37,605 INFO L470 AbstractCegarLoop]: Abstraction has 2890 states and 5607 transitions. [2022-03-03 18:32:37,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:37,606 INFO L276 IsEmpty]: Start isEmpty. Operand 2890 states and 5607 transitions. [2022-03-03 18:32:37,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:37,607 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:37,607 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:37,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324 [2022-03-03 18:32:37,607 INFO L402 AbstractCegarLoop]: === Iteration 326 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:37,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:37,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1631358178, now seen corresponding path program 10 times [2022-03-03 18:32:37,607 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:37,607 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432944853] [2022-03-03 18:32:37,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:37,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:37,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:37,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:37,989 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:37,989 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432944853] [2022-03-03 18:32:37,989 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432944853] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:37,989 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:37,989 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:37,989 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817360831] [2022-03-03 18:32:37,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:37,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:37,990 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:37,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:37,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:37,990 INFO L87 Difference]: Start difference. First operand 2890 states and 5607 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:40,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:40,086 INFO L93 Difference]: Finished difference Result 3256 states and 6290 transitions. [2022-03-03 18:32:40,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:32:40,087 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:40,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:40,091 INFO L225 Difference]: With dead ends: 3256 [2022-03-03 18:32:40,091 INFO L226 Difference]: Without dead ends: 3256 [2022-03-03 18:32:40,092 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1435 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=968, Invalid=4144, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:32:40,092 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1119 mSDsluCounter, 2986 mSDsCounter, 0 mSdLazyCounter, 2178 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1119 SdHoareTripleChecker+Valid, 3276 SdHoareTripleChecker+Invalid, 2374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 2178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:40,092 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1119 Valid, 3276 Invalid, 2374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 2178 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:32:40,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3256 states. [2022-03-03 18:32:40,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3256 to 2884. [2022-03-03 18:32:40,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2884 states, 2875 states have (on average 1.9460869565217391) internal successors, (5595), 2883 states have internal predecessors, (5595), 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) [2022-03-03 18:32:40,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 2884 states and 5595 transitions. [2022-03-03 18:32:40,123 INFO L78 Accepts]: Start accepts. Automaton has 2884 states and 5595 transitions. Word has length 143 [2022-03-03 18:32:40,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:40,124 INFO L470 AbstractCegarLoop]: Abstraction has 2884 states and 5595 transitions. [2022-03-03 18:32:40,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:40,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2884 states and 5595 transitions. [2022-03-03 18:32:40,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:40,125 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:40,125 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:40,125 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable325 [2022-03-03 18:32:40,125 INFO L402 AbstractCegarLoop]: === Iteration 327 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:40,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:40,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1681642866, now seen corresponding path program 11 times [2022-03-03 18:32:40,126 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:40,126 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847224805] [2022-03-03 18:32:40,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:40,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:40,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:40,530 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:40,530 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847224805] [2022-03-03 18:32:40,530 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847224805] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:40,530 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:40,530 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:40,530 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847146656] [2022-03-03 18:32:40,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:40,531 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:40,531 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:40,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:40,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=370, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:40,531 INFO L87 Difference]: Start difference. First operand 2884 states and 5595 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:42,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:42,566 INFO L93 Difference]: Finished difference Result 3269 states and 6314 transitions. [2022-03-03 18:32:42,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:32:42,567 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:42,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:42,570 INFO L225 Difference]: With dead ends: 3269 [2022-03-03 18:32:42,570 INFO L226 Difference]: Without dead ends: 3269 [2022-03-03 18:32:42,571 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1426 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=943, Invalid=4169, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:32:42,571 INFO L933 BasicCegarLoop]: 301 mSDtfsCounter, 1342 mSDsluCounter, 2914 mSDsCounter, 0 mSdLazyCounter, 2209 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1342 SdHoareTripleChecker+Valid, 3213 SdHoareTripleChecker+Invalid, 2429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 2209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:42,571 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1342 Valid, 3213 Invalid, 2429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 2209 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:32:42,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3269 states. [2022-03-03 18:32:42,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3269 to 2878. [2022-03-03 18:32:42,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2878 states, 2869 states have (on average 1.9459742070407808) internal successors, (5583), 2877 states have internal predecessors, (5583), 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) [2022-03-03 18:32:42,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 2878 states and 5583 transitions. [2022-03-03 18:32:42,594 INFO L78 Accepts]: Start accepts. Automaton has 2878 states and 5583 transitions. Word has length 143 [2022-03-03 18:32:42,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:42,594 INFO L470 AbstractCegarLoop]: Abstraction has 2878 states and 5583 transitions. [2022-03-03 18:32:42,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:42,594 INFO L276 IsEmpty]: Start isEmpty. Operand 2878 states and 5583 transitions. [2022-03-03 18:32:42,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:42,595 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:42,595 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:42,595 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable326 [2022-03-03 18:32:42,595 INFO L402 AbstractCegarLoop]: === Iteration 328 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:42,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:42,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1205890474, now seen corresponding path program 12 times [2022-03-03 18:32:42,596 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:42,596 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1917981701] [2022-03-03 18:32:42,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:42,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:42,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:42,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:42,970 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:42,970 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1917981701] [2022-03-03 18:32:42,970 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1917981701] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:42,970 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:42,970 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:42,971 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40170499] [2022-03-03 18:32:42,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:42,971 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:42,971 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:42,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:42,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:42,971 INFO L87 Difference]: Start difference. First operand 2878 states and 5583 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:44,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:44,733 INFO L93 Difference]: Finished difference Result 3212 states and 6204 transitions. [2022-03-03 18:32:44,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2022-03-03 18:32:44,733 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:44,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:44,737 INFO L225 Difference]: With dead ends: 3212 [2022-03-03 18:32:44,737 INFO L226 Difference]: Without dead ends: 3212 [2022-03-03 18:32:44,738 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1151 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=802, Invalid=3488, Unknown=0, NotChecked=0, Total=4290 [2022-03-03 18:32:44,738 INFO L933 BasicCegarLoop]: 268 mSDtfsCounter, 1213 mSDsluCounter, 2854 mSDsCounter, 0 mSdLazyCounter, 2134 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1213 SdHoareTripleChecker+Valid, 3120 SdHoareTripleChecker+Invalid, 2331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 2134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:44,738 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1213 Valid, 3120 Invalid, 2331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 2134 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:32:44,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3212 states. [2022-03-03 18:32:44,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3212 to 2872. [2022-03-03 18:32:44,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2872 states, 2863 states have (on average 1.9458609849807893) internal successors, (5571), 2871 states have internal predecessors, (5571), 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) [2022-03-03 18:32:44,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2872 states to 2872 states and 5571 transitions. [2022-03-03 18:32:44,763 INFO L78 Accepts]: Start accepts. Automaton has 2872 states and 5571 transitions. Word has length 143 [2022-03-03 18:32:44,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:44,763 INFO L470 AbstractCegarLoop]: Abstraction has 2872 states and 5571 transitions. [2022-03-03 18:32:44,763 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:44,763 INFO L276 IsEmpty]: Start isEmpty. Operand 2872 states and 5571 transitions. [2022-03-03 18:32:44,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:44,764 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:44,764 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:44,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable327 [2022-03-03 18:32:44,765 INFO L402 AbstractCegarLoop]: === Iteration 329 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:44,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:44,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1736459966, now seen corresponding path program 13 times [2022-03-03 18:32:44,765 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:44,765 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86525795] [2022-03-03 18:32:44,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:44,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:45,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:45,111 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:45,111 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86525795] [2022-03-03 18:32:45,111 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86525795] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:45,111 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:45,111 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:45,111 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442214768] [2022-03-03 18:32:45,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:45,112 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:45,112 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:45,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:45,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:45,112 INFO L87 Difference]: Start difference. First operand 2872 states and 5571 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:46,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:46,933 INFO L93 Difference]: Finished difference Result 3246 states and 6270 transitions. [2022-03-03 18:32:46,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2022-03-03 18:32:46,934 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:46,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:46,937 INFO L225 Difference]: With dead ends: 3246 [2022-03-03 18:32:46,937 INFO L226 Difference]: Without dead ends: 3246 [2022-03-03 18:32:46,938 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1335 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=892, Invalid=3938, Unknown=0, NotChecked=0, Total=4830 [2022-03-03 18:32:46,938 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1198 mSDsluCounter, 2664 mSDsCounter, 0 mSdLazyCounter, 1999 mSolverCounterSat, 214 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1198 SdHoareTripleChecker+Valid, 2938 SdHoareTripleChecker+Invalid, 2213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 214 IncrementalHoareTripleChecker+Valid, 1999 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:46,938 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1198 Valid, 2938 Invalid, 2213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [214 Valid, 1999 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:32:46,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3246 states. [2022-03-03 18:32:46,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3246 to 2866. [2022-03-03 18:32:46,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2866 states, 2857 states have (on average 1.9457472873643682) internal successors, (5559), 2865 states have internal predecessors, (5559), 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) [2022-03-03 18:32:46,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2866 states to 2866 states and 5559 transitions. [2022-03-03 18:32:46,965 INFO L78 Accepts]: Start accepts. Automaton has 2866 states and 5559 transitions. Word has length 143 [2022-03-03 18:32:46,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:46,965 INFO L470 AbstractCegarLoop]: Abstraction has 2866 states and 5559 transitions. [2022-03-03 18:32:46,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:46,966 INFO L276 IsEmpty]: Start isEmpty. Operand 2866 states and 5559 transitions. [2022-03-03 18:32:46,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:46,967 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:46,967 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:46,967 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328 [2022-03-03 18:32:46,967 INFO L402 AbstractCegarLoop]: === Iteration 330 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:46,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:46,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1576541078, now seen corresponding path program 14 times [2022-03-03 18:32:46,967 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:46,967 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492533514] [2022-03-03 18:32:46,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:46,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:47,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:47,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:47,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492533514] [2022-03-03 18:32:47,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [492533514] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:47,317 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:47,317 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:47,317 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717232833] [2022-03-03 18:32:47,317 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:47,317 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:47,317 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:47,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:47,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:47,318 INFO L87 Difference]: Start difference. First operand 2866 states and 5559 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:49,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:49,143 INFO L93 Difference]: Finished difference Result 3277 states and 6330 transitions. [2022-03-03 18:32:49,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:32:49,143 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:49,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:49,147 INFO L225 Difference]: With dead ends: 3277 [2022-03-03 18:32:49,147 INFO L226 Difference]: Without dead ends: 3277 [2022-03-03 18:32:49,147 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1433 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=926, Invalid=4186, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:32:49,147 INFO L933 BasicCegarLoop]: 285 mSDtfsCounter, 1332 mSDsluCounter, 2569 mSDsCounter, 0 mSdLazyCounter, 1945 mSolverCounterSat, 227 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1332 SdHoareTripleChecker+Valid, 2852 SdHoareTripleChecker+Invalid, 2172 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 227 IncrementalHoareTripleChecker+Valid, 1945 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:49,148 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1332 Valid, 2852 Invalid, 2172 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [227 Valid, 1945 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:32:49,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3277 states. [2022-03-03 18:32:49,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3277 to 2860. [2022-03-03 18:32:49,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2860 states, 2851 states have (on average 1.9456331111890566) internal successors, (5547), 2859 states have internal predecessors, (5547), 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) [2022-03-03 18:32:49,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2860 states to 2860 states and 5547 transitions. [2022-03-03 18:32:49,171 INFO L78 Accepts]: Start accepts. Automaton has 2860 states and 5547 transitions. Word has length 143 [2022-03-03 18:32:49,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:49,171 INFO L470 AbstractCegarLoop]: Abstraction has 2860 states and 5547 transitions. [2022-03-03 18:32:49,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:49,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2860 states and 5547 transitions. [2022-03-03 18:32:49,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:49,172 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:49,172 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:49,172 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable329 [2022-03-03 18:32:49,172 INFO L402 AbstractCegarLoop]: === Iteration 331 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:49,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:49,173 INFO L85 PathProgramCache]: Analyzing trace with hash 399650814, now seen corresponding path program 15 times [2022-03-03 18:32:49,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:49,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141759176] [2022-03-03 18:32:49,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:49,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:49,517 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:49,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:49,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141759176] [2022-03-03 18:32:49,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141759176] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:49,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:49,517 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:49,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1539747345] [2022-03-03 18:32:49,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:49,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:49,517 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:49,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:49,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:49,518 INFO L87 Difference]: Start difference. First operand 2860 states and 5547 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:51,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:51,405 INFO L93 Difference]: Finished difference Result 3285 states and 6344 transitions. [2022-03-03 18:32:51,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:32:51,406 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:51,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:51,409 INFO L225 Difference]: With dead ends: 3285 [2022-03-03 18:32:51,409 INFO L226 Difference]: Without dead ends: 3285 [2022-03-03 18:32:51,410 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1424 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=917, Invalid=4195, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:32:51,410 INFO L933 BasicCegarLoop]: 293 mSDtfsCounter, 1340 mSDsluCounter, 2852 mSDsCounter, 0 mSdLazyCounter, 2179 mSolverCounterSat, 219 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1340 SdHoareTripleChecker+Valid, 3143 SdHoareTripleChecker+Invalid, 2398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 219 IncrementalHoareTripleChecker+Valid, 2179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:51,410 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1340 Valid, 3143 Invalid, 2398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [219 Valid, 2179 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:32:51,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3285 states. [2022-03-03 18:32:51,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3285 to 2854. [2022-03-03 18:32:51,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2854 states, 2845 states have (on average 1.945518453427065) internal successors, (5535), 2853 states have internal predecessors, (5535), 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) [2022-03-03 18:32:51,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 2854 states and 5535 transitions. [2022-03-03 18:32:51,433 INFO L78 Accepts]: Start accepts. Automaton has 2854 states and 5535 transitions. Word has length 143 [2022-03-03 18:32:51,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:51,433 INFO L470 AbstractCegarLoop]: Abstraction has 2854 states and 5535 transitions. [2022-03-03 18:32:51,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:51,434 INFO L276 IsEmpty]: Start isEmpty. Operand 2854 states and 5535 transitions. [2022-03-03 18:32:51,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:51,435 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:51,435 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:51,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable330 [2022-03-03 18:32:51,435 INFO L402 AbstractCegarLoop]: === Iteration 332 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:51,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:51,435 INFO L85 PathProgramCache]: Analyzing trace with hash -1758099058, now seen corresponding path program 16 times [2022-03-03 18:32:51,435 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:51,435 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390062898] [2022-03-03 18:32:51,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:51,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:51,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:51,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:51,741 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:51,741 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390062898] [2022-03-03 18:32:51,742 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [390062898] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:51,742 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:51,742 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:51,742 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [231266105] [2022-03-03 18:32:51,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:51,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:51,742 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:51,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:51,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:51,742 INFO L87 Difference]: Start difference. First operand 2854 states and 5535 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:53,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:53,602 INFO L93 Difference]: Finished difference Result 4562 states and 8851 transitions. [2022-03-03 18:32:53,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:32:53,602 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:53,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:53,608 INFO L225 Difference]: With dead ends: 4562 [2022-03-03 18:32:53,608 INFO L226 Difference]: Without dead ends: 4562 [2022-03-03 18:32:53,608 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1611 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=936, Invalid=4614, Unknown=0, NotChecked=0, Total=5550 [2022-03-03 18:32:53,609 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 1963 mSDsluCounter, 3170 mSDsCounter, 0 mSdLazyCounter, 2215 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1963 SdHoareTripleChecker+Valid, 3484 SdHoareTripleChecker+Invalid, 2435 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 2215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:53,609 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1963 Valid, 3484 Invalid, 2435 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 2215 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:32:53,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4562 states. [2022-03-03 18:32:53,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4562 to 2838. [2022-03-03 18:32:53,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2838 states, 2829 states have (on average 1.945210321668434) internal successors, (5503), 2837 states have internal predecessors, (5503), 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) [2022-03-03 18:32:53,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2838 states to 2838 states and 5503 transitions. [2022-03-03 18:32:53,636 INFO L78 Accepts]: Start accepts. Automaton has 2838 states and 5503 transitions. Word has length 143 [2022-03-03 18:32:53,636 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:53,636 INFO L470 AbstractCegarLoop]: Abstraction has 2838 states and 5503 transitions. [2022-03-03 18:32:53,636 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:53,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 5503 transitions. [2022-03-03 18:32:53,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:53,637 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:53,637 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:53,637 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable331 [2022-03-03 18:32:53,638 INFO L402 AbstractCegarLoop]: === Iteration 333 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:53,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:53,638 INFO L85 PathProgramCache]: Analyzing trace with hash -1795380884, now seen corresponding path program 17 times [2022-03-03 18:32:53,638 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:53,638 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553732495] [2022-03-03 18:32:53,638 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:53,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:53,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:53,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:53,951 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:53,951 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553732495] [2022-03-03 18:32:53,951 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553732495] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:53,951 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:53,951 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:32:53,951 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821062854] [2022-03-03 18:32:53,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:53,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:32:53,951 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:53,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:32:53,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:32:53,952 INFO L87 Difference]: Start difference. First operand 2838 states and 5503 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:32:55,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:55,224 INFO L93 Difference]: Finished difference Result 4622 states and 8970 transitions. [2022-03-03 18:32:55,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:32:55,224 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:55,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:55,229 INFO L225 Difference]: With dead ends: 4622 [2022-03-03 18:32:55,229 INFO L226 Difference]: Without dead ends: 4622 [2022-03-03 18:32:55,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 865 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=488, Invalid=2704, Unknown=0, NotChecked=0, Total=3192 [2022-03-03 18:32:55,230 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1130 mSDsluCounter, 2663 mSDsCounter, 0 mSdLazyCounter, 1939 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1130 SdHoareTripleChecker+Valid, 2961 SdHoareTripleChecker+Invalid, 2038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 1939 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:55,230 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1130 Valid, 2961 Invalid, 2038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 1939 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:32:55,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4622 states. [2022-03-03 18:32:55,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4622 to 2984. [2022-03-03 18:32:55,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2984 states, 2975 states have (on average 1.9478991596638655) internal successors, (5795), 2983 states have internal predecessors, (5795), 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) [2022-03-03 18:32:55,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2984 states and 5795 transitions. [2022-03-03 18:32:55,260 INFO L78 Accepts]: Start accepts. Automaton has 2984 states and 5795 transitions. Word has length 143 [2022-03-03 18:32:55,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:55,260 INFO L470 AbstractCegarLoop]: Abstraction has 2984 states and 5795 transitions. [2022-03-03 18:32:55,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:32:55,260 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 5795 transitions. [2022-03-03 18:32:55,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:55,262 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:55,262 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:55,262 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable332 [2022-03-03 18:32:55,262 INFO L402 AbstractCegarLoop]: === Iteration 334 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:55,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:55,262 INFO L85 PathProgramCache]: Analyzing trace with hash -1748013194, now seen corresponding path program 18 times [2022-03-03 18:32:55,263 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:55,263 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673244000] [2022-03-03 18:32:55,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:55,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:55,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:55,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:55,556 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:55,556 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673244000] [2022-03-03 18:32:55,556 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673244000] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:55,556 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:55,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:32:55,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1238223297] [2022-03-03 18:32:55,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:55,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:32:55,556 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:55,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:32:55,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:32:55,557 INFO L87 Difference]: Start difference. First operand 2984 states and 5795 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:32:57,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:57,014 INFO L93 Difference]: Finished difference Result 4588 states and 8903 transitions. [2022-03-03 18:32:57,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:32:57,014 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:57,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:57,019 INFO L225 Difference]: With dead ends: 4588 [2022-03-03 18:32:57,019 INFO L226 Difference]: Without dead ends: 4588 [2022-03-03 18:32:57,019 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 779 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=453, Invalid=2517, Unknown=0, NotChecked=0, Total=2970 [2022-03-03 18:32:57,020 INFO L933 BasicCegarLoop]: 300 mSDtfsCounter, 1061 mSDsluCounter, 2955 mSDsCounter, 0 mSdLazyCounter, 2259 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1061 SdHoareTripleChecker+Valid, 3253 SdHoareTripleChecker+Invalid, 2335 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 2259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:57,020 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1061 Valid, 3253 Invalid, 2335 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 2259 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:32:57,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4588 states. [2022-03-03 18:32:57,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4588 to 2912. [2022-03-03 18:32:57,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2912 states, 2903 states have (on average 1.9466069583189805) internal successors, (5651), 2911 states have internal predecessors, (5651), 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) [2022-03-03 18:32:57,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2912 states to 2912 states and 5651 transitions. [2022-03-03 18:32:57,047 INFO L78 Accepts]: Start accepts. Automaton has 2912 states and 5651 transitions. Word has length 143 [2022-03-03 18:32:57,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:57,047 INFO L470 AbstractCegarLoop]: Abstraction has 2912 states and 5651 transitions. [2022-03-03 18:32:57,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:32:57,047 INFO L276 IsEmpty]: Start isEmpty. Operand 2912 states and 5651 transitions. [2022-03-03 18:32:57,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:57,048 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:57,048 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:57,048 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable333 [2022-03-03 18:32:57,048 INFO L402 AbstractCegarLoop]: === Iteration 335 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:57,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:57,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1058752688, now seen corresponding path program 19 times [2022-03-03 18:32:57,049 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:57,049 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040341164] [2022-03-03 18:32:57,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:57,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:57,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:57,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:57,391 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:57,391 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040341164] [2022-03-03 18:32:57,391 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040341164] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:57,391 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:57,392 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:57,392 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040510885] [2022-03-03 18:32:57,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:57,392 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:57,392 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:57,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:57,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:57,392 INFO L87 Difference]: Start difference. First operand 2912 states and 5651 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:59,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:32:59,199 INFO L93 Difference]: Finished difference Result 4383 states and 8521 transitions. [2022-03-03 18:32:59,199 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:32:59,199 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:32:59,199 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:32:59,204 INFO L225 Difference]: With dead ends: 4383 [2022-03-03 18:32:59,204 INFO L226 Difference]: Without dead ends: 4383 [2022-03-03 18:32:59,205 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1249 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=743, Invalid=3813, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:32:59,205 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 1528 mSDsluCounter, 3209 mSDsCounter, 0 mSdLazyCounter, 2367 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1528 SdHoareTripleChecker+Valid, 3513 SdHoareTripleChecker+Invalid, 2508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 2367 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:32:59,205 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1528 Valid, 3513 Invalid, 2508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 2367 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:32:59,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4383 states. [2022-03-03 18:32:59,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4383 to 2930. [2022-03-03 18:32:59,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2930 states, 2921 states have (on average 1.9469359808284834) internal successors, (5687), 2929 states have internal predecessors, (5687), 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) [2022-03-03 18:32:59,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2930 states to 2930 states and 5687 transitions. [2022-03-03 18:32:59,236 INFO L78 Accepts]: Start accepts. Automaton has 2930 states and 5687 transitions. Word has length 143 [2022-03-03 18:32:59,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:32:59,236 INFO L470 AbstractCegarLoop]: Abstraction has 2930 states and 5687 transitions. [2022-03-03 18:32:59,236 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:32:59,236 INFO L276 IsEmpty]: Start isEmpty. Operand 2930 states and 5687 transitions. [2022-03-03 18:32:59,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:32:59,237 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:32:59,237 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:32:59,237 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable334 [2022-03-03 18:32:59,237 INFO L402 AbstractCegarLoop]: === Iteration 336 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:32:59,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:32:59,238 INFO L85 PathProgramCache]: Analyzing trace with hash -528183196, now seen corresponding path program 20 times [2022-03-03 18:32:59,238 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:32:59,238 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488974942] [2022-03-03 18:32:59,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:32:59,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:32:59,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:32:59,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:32:59,548 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:32:59,548 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488974942] [2022-03-03 18:32:59,548 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488974942] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:32:59,548 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:32:59,548 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:32:59,548 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547893764] [2022-03-03 18:32:59,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:32:59,548 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:32:59,548 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:32:59,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:32:59,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:32:59,549 INFO L87 Difference]: Start difference. First operand 2930 states and 5687 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:01,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:01,631 INFO L93 Difference]: Finished difference Result 4415 states and 8583 transitions. [2022-03-03 18:33:01,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:33:01,631 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:01,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:01,636 INFO L225 Difference]: With dead ends: 4415 [2022-03-03 18:33:01,636 INFO L226 Difference]: Without dead ends: 4415 [2022-03-03 18:33:01,637 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1446 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=813, Invalid=4299, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:33:01,639 INFO L933 BasicCegarLoop]: 315 mSDtfsCounter, 1535 mSDsluCounter, 3554 mSDsCounter, 0 mSdLazyCounter, 2723 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1535 SdHoareTripleChecker+Valid, 3867 SdHoareTripleChecker+Invalid, 2862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 2723 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:01,639 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1535 Valid, 3867 Invalid, 2862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 2723 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:33:01,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4415 states. [2022-03-03 18:33:01,668 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4415 to 2924. [2022-03-03 18:33:01,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2924 states, 2915 states have (on average 1.946826758147513) internal successors, (5675), 2923 states have internal predecessors, (5675), 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) [2022-03-03 18:33:01,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 2924 states and 5675 transitions. [2022-03-03 18:33:01,674 INFO L78 Accepts]: Start accepts. Automaton has 2924 states and 5675 transitions. Word has length 143 [2022-03-03 18:33:01,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:01,674 INFO L470 AbstractCegarLoop]: Abstraction has 2924 states and 5675 transitions. [2022-03-03 18:33:01,674 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:01,674 INFO L276 IsEmpty]: Start isEmpty. Operand 2924 states and 5675 transitions. [2022-03-03 18:33:01,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:01,675 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:01,675 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:01,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable335 [2022-03-03 18:33:01,676 INFO L402 AbstractCegarLoop]: === Iteration 337 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:01,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:01,676 INFO L85 PathProgramCache]: Analyzing trace with hash 453783056, now seen corresponding path program 21 times [2022-03-03 18:33:01,676 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:01,676 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1894379438] [2022-03-03 18:33:01,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:01,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:01,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:02,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:02,019 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:02,019 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1894379438] [2022-03-03 18:33:02,019 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1894379438] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:02,019 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:02,020 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:02,020 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937933301] [2022-03-03 18:33:02,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:02,020 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:02,020 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:02,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:02,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:02,020 INFO L87 Difference]: Start difference. First operand 2924 states and 5675 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:04,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:04,036 INFO L93 Difference]: Finished difference Result 4475 states and 8699 transitions. [2022-03-03 18:33:04,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:33:04,036 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:04,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:04,041 INFO L225 Difference]: With dead ends: 4475 [2022-03-03 18:33:04,041 INFO L226 Difference]: Without dead ends: 4475 [2022-03-03 18:33:04,042 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1549 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=829, Invalid=4573, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:33:04,042 INFO L933 BasicCegarLoop]: 320 mSDtfsCounter, 1392 mSDsluCounter, 3445 mSDsCounter, 0 mSdLazyCounter, 2583 mSolverCounterSat, 160 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1392 SdHoareTripleChecker+Valid, 3763 SdHoareTripleChecker+Invalid, 2743 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 160 IncrementalHoareTripleChecker+Valid, 2583 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:04,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1392 Valid, 3763 Invalid, 2743 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [160 Valid, 2583 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:33:04,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4475 states. [2022-03-03 18:33:04,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4475 to 2918. [2022-03-03 18:33:04,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2918 states, 2909 states have (on average 1.9467170849089035) internal successors, (5663), 2917 states have internal predecessors, (5663), 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) [2022-03-03 18:33:04,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2918 states to 2918 states and 5663 transitions. [2022-03-03 18:33:04,069 INFO L78 Accepts]: Start accepts. Automaton has 2918 states and 5663 transitions. Word has length 143 [2022-03-03 18:33:04,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:04,069 INFO L470 AbstractCegarLoop]: Abstraction has 2918 states and 5663 transitions. [2022-03-03 18:33:04,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:04,070 INFO L276 IsEmpty]: Start isEmpty. Operand 2918 states and 5663 transitions. [2022-03-03 18:33:04,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:04,071 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:04,071 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:04,071 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable336 [2022-03-03 18:33:04,071 INFO L402 AbstractCegarLoop]: === Iteration 338 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:04,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:04,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1864992348, now seen corresponding path program 22 times [2022-03-03 18:33:04,071 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:04,071 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3622705] [2022-03-03 18:33:04,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:04,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:04,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:04,369 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:04,369 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3622705] [2022-03-03 18:33:04,369 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3622705] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:04,369 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:04,369 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:04,369 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825321224] [2022-03-03 18:33:04,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:04,369 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:04,369 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:04,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:04,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:04,370 INFO L87 Difference]: Start difference. First operand 2918 states and 5663 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:06,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:06,485 INFO L93 Difference]: Finished difference Result 4443 states and 8637 transitions. [2022-03-03 18:33:06,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:33:06,485 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:06,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:06,490 INFO L225 Difference]: With dead ends: 4443 [2022-03-03 18:33:06,490 INFO L226 Difference]: Without dead ends: 4443 [2022-03-03 18:33:06,490 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1657 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=862, Invalid=4838, Unknown=0, NotChecked=0, Total=5700 [2022-03-03 18:33:06,491 INFO L933 BasicCegarLoop]: 328 mSDtfsCounter, 1275 mSDsluCounter, 3765 mSDsCounter, 0 mSdLazyCounter, 2760 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1275 SdHoareTripleChecker+Valid, 4091 SdHoareTripleChecker+Invalid, 2916 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 2760 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:06,491 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1275 Valid, 4091 Invalid, 2916 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 2760 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:33:06,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4443 states. [2022-03-03 18:33:06,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4443 to 2864. [2022-03-03 18:33:06,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2864 states, 2855 states have (on average 1.9457092819614712) internal successors, (5555), 2863 states have internal predecessors, (5555), 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) [2022-03-03 18:33:06,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2864 states to 2864 states and 5555 transitions. [2022-03-03 18:33:06,517 INFO L78 Accepts]: Start accepts. Automaton has 2864 states and 5555 transitions. Word has length 143 [2022-03-03 18:33:06,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:06,518 INFO L470 AbstractCegarLoop]: Abstraction has 2864 states and 5555 transitions. [2022-03-03 18:33:06,518 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:06,518 INFO L276 IsEmpty]: Start isEmpty. Operand 2864 states and 5555 transitions. [2022-03-03 18:33:06,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:06,519 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:06,519 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:06,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable337 [2022-03-03 18:33:06,519 INFO L402 AbstractCegarLoop]: === Iteration 339 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:06,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:06,519 INFO L85 PathProgramCache]: Analyzing trace with hash 2038299692, now seen corresponding path program 23 times [2022-03-03 18:33:06,519 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:06,519 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626213157] [2022-03-03 18:33:06,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:06,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:06,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:06,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:06,753 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:06,753 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626213157] [2022-03-03 18:33:06,753 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626213157] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:06,753 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:06,753 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:06,753 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36522339] [2022-03-03 18:33:06,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:06,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:06,754 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:06,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:06,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:06,754 INFO L87 Difference]: Start difference. First operand 2864 states and 5555 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:08,764 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:08,765 INFO L93 Difference]: Finished difference Result 6144 states and 11967 transitions. [2022-03-03 18:33:08,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:33:08,765 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:08,765 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:08,772 INFO L225 Difference]: With dead ends: 6144 [2022-03-03 18:33:08,772 INFO L226 Difference]: Without dead ends: 6144 [2022-03-03 18:33:08,773 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1149 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=650, Invalid=3510, Unknown=0, NotChecked=0, Total=4160 [2022-03-03 18:33:08,773 INFO L933 BasicCegarLoop]: 343 mSDtfsCounter, 1224 mSDsluCounter, 3994 mSDsCounter, 0 mSdLazyCounter, 3644 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1224 SdHoareTripleChecker+Valid, 4335 SdHoareTripleChecker+Invalid, 3734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 3644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:08,773 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1224 Valid, 4335 Invalid, 3734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 3644 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:33:08,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6144 states. [2022-03-03 18:33:08,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6144 to 3032. [2022-03-03 18:33:08,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3032 states, 3023 states have (on average 1.9487264306979821) internal successors, (5891), 3031 states have internal predecessors, (5891), 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) [2022-03-03 18:33:08,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3032 states to 3032 states and 5891 transitions. [2022-03-03 18:33:08,809 INFO L78 Accepts]: Start accepts. Automaton has 3032 states and 5891 transitions. Word has length 143 [2022-03-03 18:33:08,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:08,809 INFO L470 AbstractCegarLoop]: Abstraction has 3032 states and 5891 transitions. [2022-03-03 18:33:08,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:08,809 INFO L276 IsEmpty]: Start isEmpty. Operand 3032 states and 5891 transitions. [2022-03-03 18:33:08,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:08,811 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:08,811 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:08,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable338 [2022-03-03 18:33:08,811 INFO L402 AbstractCegarLoop]: === Iteration 340 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:08,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:08,811 INFO L85 PathProgramCache]: Analyzing trace with hash 2085667382, now seen corresponding path program 24 times [2022-03-03 18:33:08,811 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:08,811 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365236425] [2022-03-03 18:33:08,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:08,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:09,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:09,093 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:09,093 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365236425] [2022-03-03 18:33:09,093 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365236425] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:09,093 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:09,093 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:09,093 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [905983467] [2022-03-03 18:33:09,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:09,094 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:09,094 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:09,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:09,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:09,094 INFO L87 Difference]: Start difference. First operand 3032 states and 5891 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:10,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:10,751 INFO L93 Difference]: Finished difference Result 5941 states and 11562 transitions. [2022-03-03 18:33:10,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:33:10,751 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:10,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:10,758 INFO L225 Difference]: With dead ends: 5941 [2022-03-03 18:33:10,758 INFO L226 Difference]: Without dead ends: 5941 [2022-03-03 18:33:10,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 648 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=437, Invalid=2215, Unknown=0, NotChecked=0, Total=2652 [2022-03-03 18:33:10,758 INFO L933 BasicCegarLoop]: 292 mSDtfsCounter, 1254 mSDsluCounter, 3206 mSDsCounter, 0 mSdLazyCounter, 2828 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1254 SdHoareTripleChecker+Valid, 3496 SdHoareTripleChecker+Invalid, 2910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 2828 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:10,759 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1254 Valid, 3496 Invalid, 2910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 2828 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:33:10,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5941 states. [2022-03-03 18:33:10,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5941 to 2954. [2022-03-03 18:33:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2954 states, 2945 states have (on average 1.9473684210526316) internal successors, (5735), 2953 states have internal predecessors, (5735), 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) [2022-03-03 18:33:10,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2954 states to 2954 states and 5735 transitions. [2022-03-03 18:33:10,793 INFO L78 Accepts]: Start accepts. Automaton has 2954 states and 5735 transitions. Word has length 143 [2022-03-03 18:33:10,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:10,793 INFO L470 AbstractCegarLoop]: Abstraction has 2954 states and 5735 transitions. [2022-03-03 18:33:10,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:10,793 INFO L276 IsEmpty]: Start isEmpty. Operand 2954 states and 5735 transitions. [2022-03-03 18:33:10,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:10,794 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:10,794 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:10,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable339 [2022-03-03 18:33:10,795 INFO L402 AbstractCegarLoop]: === Iteration 341 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:10,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:10,795 INFO L85 PathProgramCache]: Analyzing trace with hash 2058656920, now seen corresponding path program 25 times [2022-03-03 18:33:10,795 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:10,795 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465884338] [2022-03-03 18:33:10,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:10,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:10,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:11,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:11,036 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:11,037 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465884338] [2022-03-03 18:33:11,037 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465884338] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:11,037 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:11,037 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:11,037 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985924249] [2022-03-03 18:33:11,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:11,037 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:11,037 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:11,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:11,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:11,037 INFO L87 Difference]: Start difference. First operand 2954 states and 5735 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:12,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:12,607 INFO L93 Difference]: Finished difference Result 4838 states and 9392 transitions. [2022-03-03 18:33:12,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2022-03-03 18:33:12,607 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:12,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:12,612 INFO L225 Difference]: With dead ends: 4838 [2022-03-03 18:33:12,612 INFO L226 Difference]: Without dead ends: 4838 [2022-03-03 18:33:12,613 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 976 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=562, Invalid=2978, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:33:12,613 INFO L933 BasicCegarLoop]: 289 mSDtfsCounter, 1465 mSDsluCounter, 3093 mSDsCounter, 0 mSdLazyCounter, 2495 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1465 SdHoareTripleChecker+Valid, 3380 SdHoareTripleChecker+Invalid, 2598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 2495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:12,613 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1465 Valid, 3380 Invalid, 2598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 2495 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:33:12,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4838 states. [2022-03-03 18:33:12,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4838 to 2972. [2022-03-03 18:33:12,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2972 states, 2963 states have (on average 1.9476881538980764) internal successors, (5771), 2971 states have internal predecessors, (5771), 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) [2022-03-03 18:33:12,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2972 states to 2972 states and 5771 transitions. [2022-03-03 18:33:12,642 INFO L78 Accepts]: Start accepts. Automaton has 2972 states and 5771 transitions. Word has length 143 [2022-03-03 18:33:12,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:12,642 INFO L470 AbstractCegarLoop]: Abstraction has 2972 states and 5771 transitions. [2022-03-03 18:33:12,642 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:12,642 INFO L276 IsEmpty]: Start isEmpty. Operand 2972 states and 5771 transitions. [2022-03-03 18:33:12,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:12,644 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:12,644 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:12,644 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable340 [2022-03-03 18:33:12,644 INFO L402 AbstractCegarLoop]: === Iteration 342 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:12,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:12,644 INFO L85 PathProgramCache]: Analyzing trace with hash -1149581360, now seen corresponding path program 26 times [2022-03-03 18:33:12,644 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:12,644 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721763998] [2022-03-03 18:33:12,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:12,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:12,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:12,949 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:12,949 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721763998] [2022-03-03 18:33:12,949 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721763998] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:12,949 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:12,949 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:12,949 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574993928] [2022-03-03 18:33:12,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:12,949 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:12,949 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:12,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:12,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:12,950 INFO L87 Difference]: Start difference. First operand 2972 states and 5771 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:14,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:14,736 INFO L93 Difference]: Finished difference Result 4449 states and 8653 transitions. [2022-03-03 18:33:14,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2022-03-03 18:33:14,737 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:14,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:14,742 INFO L225 Difference]: With dead ends: 4449 [2022-03-03 18:33:14,742 INFO L226 Difference]: Without dead ends: 4449 [2022-03-03 18:33:14,742 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1246 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=735, Invalid=3821, Unknown=0, NotChecked=0, Total=4556 [2022-03-03 18:33:14,742 INFO L933 BasicCegarLoop]: 277 mSDtfsCounter, 1468 mSDsluCounter, 2800 mSDsCounter, 0 mSdLazyCounter, 2203 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1468 SdHoareTripleChecker+Valid, 3075 SdHoareTripleChecker+Invalid, 2345 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 2203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:14,742 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1468 Valid, 3075 Invalid, 2345 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 2203 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:33:14,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4449 states. [2022-03-03 18:33:14,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4449 to 2990. [2022-03-03 18:33:14,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2990 states, 2981 states have (on average 1.9480040254948003) internal successors, (5807), 2989 states have internal predecessors, (5807), 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) [2022-03-03 18:33:14,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2990 states to 2990 states and 5807 transitions. [2022-03-03 18:33:14,771 INFO L78 Accepts]: Start accepts. Automaton has 2990 states and 5807 transitions. Word has length 143 [2022-03-03 18:33:14,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:14,771 INFO L470 AbstractCegarLoop]: Abstraction has 2990 states and 5807 transitions. [2022-03-03 18:33:14,771 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:14,771 INFO L276 IsEmpty]: Start isEmpty. Operand 2990 states and 5807 transitions. [2022-03-03 18:33:14,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:14,773 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:14,773 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:14,773 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable341 [2022-03-03 18:33:14,773 INFO L402 AbstractCegarLoop]: === Iteration 343 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:14,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:14,773 INFO L85 PathProgramCache]: Analyzing trace with hash -619011868, now seen corresponding path program 27 times [2022-03-03 18:33:14,773 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:14,773 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632720629] [2022-03-03 18:33:14,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:14,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:14,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:15,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:15,080 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:15,080 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632720629] [2022-03-03 18:33:15,080 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1632720629] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:15,080 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:15,080 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:15,080 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606754581] [2022-03-03 18:33:15,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:15,081 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:15,081 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:15,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:15,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:15,081 INFO L87 Difference]: Start difference. First operand 2990 states and 5807 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:17,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:17,170 INFO L93 Difference]: Finished difference Result 4481 states and 8715 transitions. [2022-03-03 18:33:17,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-03-03 18:33:17,171 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:17,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:17,176 INFO L225 Difference]: With dead ends: 4481 [2022-03-03 18:33:17,176 INFO L226 Difference]: Without dead ends: 4481 [2022-03-03 18:33:17,177 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1446 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=794, Invalid=4318, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:33:17,177 INFO L933 BasicCegarLoop]: 286 mSDtfsCounter, 1329 mSDsluCounter, 3316 mSDsCounter, 0 mSdLazyCounter, 2785 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1329 SdHoareTripleChecker+Valid, 3600 SdHoareTripleChecker+Invalid, 2926 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 2785 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:17,177 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1329 Valid, 3600 Invalid, 2926 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 2785 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:33:17,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4481 states. [2022-03-03 18:33:17,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4481 to 2984. [2022-03-03 18:33:17,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2984 states, 2975 states have (on average 1.9478991596638655) internal successors, (5795), 2983 states have internal predecessors, (5795), 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) [2022-03-03 18:33:17,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2984 states and 5795 transitions. [2022-03-03 18:33:17,206 INFO L78 Accepts]: Start accepts. Automaton has 2984 states and 5795 transitions. Word has length 143 [2022-03-03 18:33:17,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:17,207 INFO L470 AbstractCegarLoop]: Abstraction has 2984 states and 5795 transitions. [2022-03-03 18:33:17,207 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:17,207 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 5795 transitions. [2022-03-03 18:33:17,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:17,208 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:17,208 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:17,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable342 [2022-03-03 18:33:17,208 INFO L402 AbstractCegarLoop]: === Iteration 344 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:17,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:17,209 INFO L85 PathProgramCache]: Analyzing trace with hash 362954384, now seen corresponding path program 28 times [2022-03-03 18:33:17,209 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:17,209 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051874436] [2022-03-03 18:33:17,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:17,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:17,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:17,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:17,517 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:17,517 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051874436] [2022-03-03 18:33:17,517 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051874436] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:17,517 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:17,517 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:17,517 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414643292] [2022-03-03 18:33:17,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:17,517 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:17,517 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:17,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:17,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:17,518 INFO L87 Difference]: Start difference. First operand 2984 states and 5795 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:19,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:19,506 INFO L93 Difference]: Finished difference Result 4541 states and 8831 transitions. [2022-03-03 18:33:19,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2022-03-03 18:33:19,506 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:19,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:19,511 INFO L225 Difference]: With dead ends: 4541 [2022-03-03 18:33:19,511 INFO L226 Difference]: Without dead ends: 4541 [2022-03-03 18:33:19,511 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1554 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=803, Invalid=4599, Unknown=0, NotChecked=0, Total=5402 [2022-03-03 18:33:19,512 INFO L933 BasicCegarLoop]: 291 mSDtfsCounter, 1343 mSDsluCounter, 3225 mSDsCounter, 0 mSdLazyCounter, 2650 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1343 SdHoareTripleChecker+Valid, 3514 SdHoareTripleChecker+Invalid, 2819 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 2650 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:19,512 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1343 Valid, 3514 Invalid, 2819 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 2650 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:33:19,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4541 states. [2022-03-03 18:33:19,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4541 to 2978. [2022-03-03 18:33:19,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2978 states, 2969 states have (on average 1.9477938699898956) internal successors, (5783), 2977 states have internal predecessors, (5783), 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) [2022-03-03 18:33:19,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2978 states to 2978 states and 5783 transitions. [2022-03-03 18:33:19,539 INFO L78 Accepts]: Start accepts. Automaton has 2978 states and 5783 transitions. Word has length 143 [2022-03-03 18:33:19,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:19,539 INFO L470 AbstractCegarLoop]: Abstraction has 2978 states and 5783 transitions. [2022-03-03 18:33:19,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:19,540 INFO L276 IsEmpty]: Start isEmpty. Operand 2978 states and 5783 transitions. [2022-03-03 18:33:19,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:19,541 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:19,541 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:19,541 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable343 [2022-03-03 18:33:19,541 INFO L402 AbstractCegarLoop]: === Iteration 345 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:19,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:19,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1955821020, now seen corresponding path program 29 times [2022-03-03 18:33:19,542 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:19,542 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039318727] [2022-03-03 18:33:19,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:19,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:19,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:19,835 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:19,835 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039318727] [2022-03-03 18:33:19,835 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039318727] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:19,835 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:19,835 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:19,835 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623654846] [2022-03-03 18:33:19,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:19,835 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:19,835 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:19,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:19,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:19,836 INFO L87 Difference]: Start difference. First operand 2978 states and 5783 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:22,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:22,075 INFO L93 Difference]: Finished difference Result 4509 states and 8769 transitions. [2022-03-03 18:33:22,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-03-03 18:33:22,075 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:22,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:22,080 INFO L225 Difference]: With dead ends: 4509 [2022-03-03 18:33:22,080 INFO L226 Difference]: Without dead ends: 4509 [2022-03-03 18:33:22,081 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1667 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=829, Invalid=4871, Unknown=0, NotChecked=0, Total=5700 [2022-03-03 18:33:22,081 INFO L933 BasicCegarLoop]: 299 mSDtfsCounter, 1474 mSDsluCounter, 3657 mSDsCounter, 0 mSdLazyCounter, 3208 mSolverCounterSat, 156 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1474 SdHoareTripleChecker+Valid, 3954 SdHoareTripleChecker+Invalid, 3364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 156 IncrementalHoareTripleChecker+Valid, 3208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:22,081 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1474 Valid, 3954 Invalid, 3364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [156 Valid, 3208 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-03-03 18:33:22,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4509 states. [2022-03-03 18:33:22,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4509 to 2916. [2022-03-03 18:33:22,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2916 states, 2907 states have (on average 1.9466804265565876) internal successors, (5659), 2915 states have internal predecessors, (5659), 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) [2022-03-03 18:33:22,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2916 states to 2916 states and 5659 transitions. [2022-03-03 18:33:22,109 INFO L78 Accepts]: Start accepts. Automaton has 2916 states and 5659 transitions. Word has length 143 [2022-03-03 18:33:22,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:22,109 INFO L470 AbstractCegarLoop]: Abstraction has 2916 states and 5659 transitions. [2022-03-03 18:33:22,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 2916 states and 5659 transitions. [2022-03-03 18:33:22,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:22,111 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:22,111 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:22,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable344 [2022-03-03 18:33:22,111 INFO L402 AbstractCegarLoop]: === Iteration 346 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:22,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:22,111 INFO L85 PathProgramCache]: Analyzing trace with hash 643314522, now seen corresponding path program 30 times [2022-03-03 18:33:22,111 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:22,111 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473406245] [2022-03-03 18:33:22,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:22,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:22,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:22,340 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:22,340 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473406245] [2022-03-03 18:33:22,340 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473406245] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:22,340 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:22,340 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:22,341 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335400418] [2022-03-03 18:33:22,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:22,341 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:22,341 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:22,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:22,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:22,341 INFO L87 Difference]: Start difference. First operand 2916 states and 5659 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:24,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:24,222 INFO L93 Difference]: Finished difference Result 4716 states and 9155 transitions. [2022-03-03 18:33:24,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-03-03 18:33:24,223 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:24,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:24,228 INFO L225 Difference]: With dead ends: 4716 [2022-03-03 18:33:24,228 INFO L226 Difference]: Without dead ends: 4716 [2022-03-03 18:33:24,229 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1414 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=697, Invalid=4415, Unknown=0, NotChecked=0, Total=5112 [2022-03-03 18:33:24,229 INFO L933 BasicCegarLoop]: 349 mSDtfsCounter, 1351 mSDsluCounter, 3953 mSDsCounter, 0 mSdLazyCounter, 3394 mSolverCounterSat, 135 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 4300 SdHoareTripleChecker+Invalid, 3529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 135 IncrementalHoareTripleChecker+Valid, 3394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:24,229 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 4300 Invalid, 3529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [135 Valid, 3394 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-03-03 18:33:24,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4716 states. [2022-03-03 18:33:24,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4716 to 3006. [2022-03-03 18:33:24,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3006 states, 2997 states have (on average 1.9482816149482816) internal successors, (5839), 3005 states have internal predecessors, (5839), 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) [2022-03-03 18:33:24,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3006 states to 3006 states and 5839 transitions. [2022-03-03 18:33:24,258 INFO L78 Accepts]: Start accepts. Automaton has 3006 states and 5839 transitions. Word has length 143 [2022-03-03 18:33:24,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:24,258 INFO L470 AbstractCegarLoop]: Abstraction has 3006 states and 5839 transitions. [2022-03-03 18:33:24,258 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:24,258 INFO L276 IsEmpty]: Start isEmpty. Operand 3006 states and 5839 transitions. [2022-03-03 18:33:24,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:24,260 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:24,260 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:24,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable345 [2022-03-03 18:33:24,260 INFO L402 AbstractCegarLoop]: === Iteration 347 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:24,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:24,260 INFO L85 PathProgramCache]: Analyzing trace with hash 663671750, now seen corresponding path program 31 times [2022-03-03 18:33:24,260 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:24,260 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410481085] [2022-03-03 18:33:24,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:24,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:24,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:24,510 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:24,511 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410481085] [2022-03-03 18:33:24,511 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410481085] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:24,511 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:24,511 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:24,511 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643225295] [2022-03-03 18:33:24,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:24,511 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:24,511 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:24,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:24,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:24,511 INFO L87 Difference]: Start difference. First operand 3006 states and 5839 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:25,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:25,890 INFO L93 Difference]: Finished difference Result 5789 states and 11275 transitions. [2022-03-03 18:33:25,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-03 18:33:25,890 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:25,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:25,896 INFO L225 Difference]: With dead ends: 5789 [2022-03-03 18:33:25,896 INFO L226 Difference]: Without dead ends: 5789 [2022-03-03 18:33:25,896 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 636 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=453, Invalid=2199, Unknown=0, NotChecked=0, Total=2652 [2022-03-03 18:33:25,896 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 1152 mSDsluCounter, 2791 mSDsCounter, 0 mSdLazyCounter, 2098 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1152 SdHoareTripleChecker+Valid, 3041 SdHoareTripleChecker+Invalid, 2204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2098 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:25,896 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1152 Valid, 3041 Invalid, 2204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2098 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:33:25,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5789 states. [2022-03-03 18:33:25,924 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5789 to 3071. [2022-03-03 18:33:25,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3071 states, 3062 states have (on average 1.949379490529066) internal successors, (5969), 3070 states have internal predecessors, (5969), 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) [2022-03-03 18:33:25,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3071 states to 3071 states and 5969 transitions. [2022-03-03 18:33:25,929 INFO L78 Accepts]: Start accepts. Automaton has 3071 states and 5969 transitions. Word has length 143 [2022-03-03 18:33:25,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:25,929 INFO L470 AbstractCegarLoop]: Abstraction has 3071 states and 5969 transitions. [2022-03-03 18:33:25,929 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:25,929 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 5969 transitions. [2022-03-03 18:33:25,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:25,931 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:25,931 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:25,931 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable346 [2022-03-03 18:33:25,931 INFO L402 AbstractCegarLoop]: === Iteration 348 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:25,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:25,931 INFO L85 PathProgramCache]: Analyzing trace with hash 711039440, now seen corresponding path program 32 times [2022-03-03 18:33:25,932 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:25,932 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108121229] [2022-03-03 18:33:25,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:25,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:26,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:26,217 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:26,217 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108121229] [2022-03-03 18:33:26,217 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108121229] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:26,217 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:26,217 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:26,217 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875502822] [2022-03-03 18:33:26,217 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:26,217 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:26,217 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:26,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:26,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:26,218 INFO L87 Difference]: Start difference. First operand 3071 states and 5969 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:27,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:27,638 INFO L93 Difference]: Finished difference Result 5780 states and 11257 transitions. [2022-03-03 18:33:27,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-03 18:33:27,639 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:27,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:27,645 INFO L225 Difference]: With dead ends: 5780 [2022-03-03 18:33:27,645 INFO L226 Difference]: Without dead ends: 5780 [2022-03-03 18:33:27,646 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 637 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=449, Invalid=2203, Unknown=0, NotChecked=0, Total=2652 [2022-03-03 18:33:27,646 INFO L933 BasicCegarLoop]: 253 mSDtfsCounter, 1149 mSDsluCounter, 2819 mSDsCounter, 0 mSdLazyCounter, 2144 mSolverCounterSat, 123 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1149 SdHoareTripleChecker+Valid, 3070 SdHoareTripleChecker+Invalid, 2267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 123 IncrementalHoareTripleChecker+Valid, 2144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:27,646 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1149 Valid, 3070 Invalid, 2267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [123 Valid, 2144 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:33:27,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2022-03-03 18:33:27,689 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 3007. [2022-03-03 18:33:27,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3007 states, 2998 states have (on average 1.948298865910607) internal successors, (5841), 3006 states have internal predecessors, (5841), 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) [2022-03-03 18:33:27,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 3007 states and 5841 transitions. [2022-03-03 18:33:27,694 INFO L78 Accepts]: Start accepts. Automaton has 3007 states and 5841 transitions. Word has length 143 [2022-03-03 18:33:27,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:27,694 INFO L470 AbstractCegarLoop]: Abstraction has 3007 states and 5841 transitions. [2022-03-03 18:33:27,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:27,694 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 5841 transitions. [2022-03-03 18:33:27,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:27,696 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:27,696 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:27,696 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable347 [2022-03-03 18:33:27,696 INFO L402 AbstractCegarLoop]: === Iteration 349 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:27,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:27,696 INFO L85 PathProgramCache]: Analyzing trace with hash 63750790, now seen corresponding path program 33 times [2022-03-03 18:33:27,697 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:27,697 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [770749209] [2022-03-03 18:33:27,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:27,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:27,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:27,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:27,943 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:27,943 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [770749209] [2022-03-03 18:33:27,943 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [770749209] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:27,943 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:27,943 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:27,943 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1466022480] [2022-03-03 18:33:27,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:27,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:27,943 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:27,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:27,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:27,944 INFO L87 Difference]: Start difference. First operand 3007 states and 5841 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:29,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:29,589 INFO L93 Difference]: Finished difference Result 5147 states and 10053 transitions. [2022-03-03 18:33:29,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:33:29,590 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:29,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:29,595 INFO L225 Difference]: With dead ends: 5147 [2022-03-03 18:33:29,595 INFO L226 Difference]: Without dead ends: 5147 [2022-03-03 18:33:29,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 945 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=572, Invalid=2968, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:33:29,596 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1433 mSDsluCounter, 2969 mSDsCounter, 0 mSdLazyCounter, 2487 mSolverCounterSat, 103 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1433 SdHoareTripleChecker+Valid, 3243 SdHoareTripleChecker+Invalid, 2590 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 103 IncrementalHoareTripleChecker+Valid, 2487 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:29,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1433 Valid, 3243 Invalid, 2590 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [103 Valid, 2487 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:33:29,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5147 states. [2022-03-03 18:33:29,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5147 to 3067. [2022-03-03 18:33:29,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3067 states, 3058 states have (on average 1.949313276651406) internal successors, (5961), 3066 states have internal predecessors, (5961), 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) [2022-03-03 18:33:29,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3067 states to 3067 states and 5961 transitions. [2022-03-03 18:33:29,628 INFO L78 Accepts]: Start accepts. Automaton has 3067 states and 5961 transitions. Word has length 143 [2022-03-03 18:33:29,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:29,628 INFO L470 AbstractCegarLoop]: Abstraction has 3067 states and 5961 transitions. [2022-03-03 18:33:29,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 5961 transitions. [2022-03-03 18:33:29,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:29,630 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:29,630 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:29,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable348 [2022-03-03 18:33:29,630 INFO L402 AbstractCegarLoop]: === Iteration 350 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:29,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:29,630 INFO L85 PathProgramCache]: Analyzing trace with hash 111118480, now seen corresponding path program 34 times [2022-03-03 18:33:29,630 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:29,630 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740343216] [2022-03-03 18:33:29,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:29,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:29,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:29,928 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:29,928 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740343216] [2022-03-03 18:33:29,928 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740343216] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:29,928 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:29,928 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:29,928 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689422492] [2022-03-03 18:33:29,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:29,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:29,929 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:29,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:29,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:29,929 INFO L87 Difference]: Start difference. First operand 3067 states and 5961 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:31,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:31,644 INFO L93 Difference]: Finished difference Result 5178 states and 10111 transitions. [2022-03-03 18:33:31,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2022-03-03 18:33:31,644 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:31,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:31,650 INFO L225 Difference]: With dead ends: 5178 [2022-03-03 18:33:31,650 INFO L226 Difference]: Without dead ends: 5178 [2022-03-03 18:33:31,651 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 902 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=550, Invalid=2872, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:33:31,651 INFO L933 BasicCegarLoop]: 276 mSDtfsCounter, 1418 mSDsluCounter, 3162 mSDsCounter, 0 mSdLazyCounter, 2663 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1418 SdHoareTripleChecker+Valid, 3436 SdHoareTripleChecker+Invalid, 2769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 2663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:31,651 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1418 Valid, 3436 Invalid, 2769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 2663 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:33:31,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5178 states. [2022-03-03 18:33:31,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5178 to 3001. [2022-03-03 18:33:31,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3001 states, 2992 states have (on average 1.9481951871657754) internal successors, (5829), 3000 states have internal predecessors, (5829), 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) [2022-03-03 18:33:31,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 3001 states and 5829 transitions. [2022-03-03 18:33:31,684 INFO L78 Accepts]: Start accepts. Automaton has 3001 states and 5829 transitions. Word has length 143 [2022-03-03 18:33:31,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:31,684 INFO L470 AbstractCegarLoop]: Abstraction has 3001 states and 5829 transitions. [2022-03-03 18:33:31,685 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:31,685 INFO L276 IsEmpty]: Start isEmpty. Operand 3001 states and 5829 transitions. [2022-03-03 18:33:31,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:31,686 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:31,686 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:31,686 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable349 [2022-03-03 18:33:31,686 INFO L402 AbstractCegarLoop]: === Iteration 351 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:31,687 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:31,687 INFO L85 PathProgramCache]: Analyzing trace with hash -861268082, now seen corresponding path program 35 times [2022-03-03 18:33:31,687 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:31,687 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662094364] [2022-03-03 18:33:31,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:31,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:31,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:32,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:32,038 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:32,038 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662094364] [2022-03-03 18:33:32,038 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662094364] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:32,038 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:32,038 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:32,038 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [765270351] [2022-03-03 18:33:32,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:32,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:32,039 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:32,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:32,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:32,039 INFO L87 Difference]: Start difference. First operand 3001 states and 5829 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:33,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:33,412 INFO L93 Difference]: Finished difference Result 3929 states and 7668 transitions. [2022-03-03 18:33:33,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-03-03 18:33:33,412 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:33,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:33,416 INFO L225 Difference]: With dead ends: 3929 [2022-03-03 18:33:33,417 INFO L226 Difference]: Without dead ends: 3929 [2022-03-03 18:33:33,417 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 702 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=523, Invalid=2557, Unknown=0, NotChecked=0, Total=3080 [2022-03-03 18:33:33,417 INFO L933 BasicCegarLoop]: 229 mSDtfsCounter, 1136 mSDsluCounter, 2424 mSDsCounter, 0 mSdLazyCounter, 1854 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1136 SdHoareTripleChecker+Valid, 2651 SdHoareTripleChecker+Invalid, 1983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 1854 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:33,417 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1136 Valid, 2651 Invalid, 1983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 1854 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:33:33,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3929 states. [2022-03-03 18:33:33,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3929 to 3019. [2022-03-03 18:33:33,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3019 states, 3010 states have (on average 1.9485049833887043) internal successors, (5865), 3018 states have internal predecessors, (5865), 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) [2022-03-03 18:33:33,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3019 states to 3019 states and 5865 transitions. [2022-03-03 18:33:33,445 INFO L78 Accepts]: Start accepts. Automaton has 3019 states and 5865 transitions. Word has length 143 [2022-03-03 18:33:33,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:33,445 INFO L470 AbstractCegarLoop]: Abstraction has 3019 states and 5865 transitions. [2022-03-03 18:33:33,445 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:33,445 INFO L276 IsEmpty]: Start isEmpty. Operand 3019 states and 5865 transitions. [2022-03-03 18:33:33,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:33,447 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:33,447 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:33,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable350 [2022-03-03 18:33:33,447 INFO L402 AbstractCegarLoop]: === Iteration 352 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:33,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:33,448 INFO L85 PathProgramCache]: Analyzing trace with hash -330698590, now seen corresponding path program 36 times [2022-03-03 18:33:33,448 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:33,448 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787849083] [2022-03-03 18:33:33,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:33,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:33,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:33,752 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:33,752 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787849083] [2022-03-03 18:33:33,752 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787849083] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:33,752 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:33,752 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:33,752 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680257813] [2022-03-03 18:33:33,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:33,752 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:33,752 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:33,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:33,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:33,753 INFO L87 Difference]: Start difference. First operand 3019 states and 5865 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:35,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:35,335 INFO L93 Difference]: Finished difference Result 3961 states and 7730 transitions. [2022-03-03 18:33:35,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-03-03 18:33:35,336 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:35,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:35,340 INFO L225 Difference]: With dead ends: 3961 [2022-03-03 18:33:35,340 INFO L226 Difference]: Without dead ends: 3961 [2022-03-03 18:33:35,341 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 812 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=561, Invalid=2861, Unknown=0, NotChecked=0, Total=3422 [2022-03-03 18:33:35,341 INFO L933 BasicCegarLoop]: 238 mSDtfsCounter, 1144 mSDsluCounter, 2859 mSDsCounter, 0 mSdLazyCounter, 2360 mSolverCounterSat, 137 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1144 SdHoareTripleChecker+Valid, 3095 SdHoareTripleChecker+Invalid, 2497 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 137 IncrementalHoareTripleChecker+Valid, 2360 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:35,341 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1144 Valid, 3095 Invalid, 2497 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [137 Valid, 2360 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:33:35,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3961 states. [2022-03-03 18:33:35,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3961 to 3013. [2022-03-03 18:33:35,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3013 states, 3004 states have (on average 1.9484021304926764) internal successors, (5853), 3012 states have internal predecessors, (5853), 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) [2022-03-03 18:33:35,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3013 states to 3013 states and 5853 transitions. [2022-03-03 18:33:35,369 INFO L78 Accepts]: Start accepts. Automaton has 3013 states and 5853 transitions. Word has length 143 [2022-03-03 18:33:35,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:35,369 INFO L470 AbstractCegarLoop]: Abstraction has 3013 states and 5853 transitions. [2022-03-03 18:33:35,369 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:35,369 INFO L276 IsEmpty]: Start isEmpty. Operand 3013 states and 5853 transitions. [2022-03-03 18:33:35,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:35,370 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:35,371 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:35,371 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable351 [2022-03-03 18:33:35,371 INFO L402 AbstractCegarLoop]: === Iteration 353 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:35,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:35,371 INFO L85 PathProgramCache]: Analyzing trace with hash 651267662, now seen corresponding path program 37 times [2022-03-03 18:33:35,371 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:35,371 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074024253] [2022-03-03 18:33:35,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:35,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:35,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:35,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:35,691 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:35,691 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074024253] [2022-03-03 18:33:35,691 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074024253] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:35,691 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:35,691 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:35,691 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511898159] [2022-03-03 18:33:35,691 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:35,692 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:35,692 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:35,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:35,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:35,692 INFO L87 Difference]: Start difference. First operand 3013 states and 5853 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:37,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:37,370 INFO L93 Difference]: Finished difference Result 4021 states and 7846 transitions. [2022-03-03 18:33:37,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-03-03 18:33:37,371 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:37,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:37,375 INFO L225 Difference]: With dead ends: 4021 [2022-03-03 18:33:37,375 INFO L226 Difference]: Without dead ends: 4021 [2022-03-03 18:33:37,375 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 855 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=554, Invalid=2986, Unknown=0, NotChecked=0, Total=3540 [2022-03-03 18:33:37,375 INFO L933 BasicCegarLoop]: 244 mSDtfsCounter, 1013 mSDsluCounter, 2977 mSDsCounter, 0 mSdLazyCounter, 2479 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1013 SdHoareTripleChecker+Valid, 3219 SdHoareTripleChecker+Invalid, 2632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 2479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:37,376 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1013 Valid, 3219 Invalid, 2632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 2479 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:33:37,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4021 states. [2022-03-03 18:33:37,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4021 to 3007. [2022-03-03 18:33:37,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3007 states, 2998 states have (on average 1.948298865910607) internal successors, (5841), 3006 states have internal predecessors, (5841), 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) [2022-03-03 18:33:37,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3007 states to 3007 states and 5841 transitions. [2022-03-03 18:33:37,400 INFO L78 Accepts]: Start accepts. Automaton has 3007 states and 5841 transitions. Word has length 143 [2022-03-03 18:33:37,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:37,401 INFO L470 AbstractCegarLoop]: Abstraction has 3007 states and 5841 transitions. [2022-03-03 18:33:37,401 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:37,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3007 states and 5841 transitions. [2022-03-03 18:33:37,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:37,402 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:37,402 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:37,402 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable352 [2022-03-03 18:33:37,402 INFO L402 AbstractCegarLoop]: === Iteration 354 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:37,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:37,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1667507742, now seen corresponding path program 38 times [2022-03-03 18:33:37,403 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:37,403 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385591695] [2022-03-03 18:33:37,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:37,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:37,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:37,700 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:37,700 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385591695] [2022-03-03 18:33:37,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385591695] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:37,701 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:37,701 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:37,701 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323974341] [2022-03-03 18:33:37,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:37,701 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:37,701 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:37,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:37,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=369, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:37,701 INFO L87 Difference]: Start difference. First operand 3007 states and 5841 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:39,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:39,307 INFO L93 Difference]: Finished difference Result 4014 states and 7829 transitions. [2022-03-03 18:33:39,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2022-03-03 18:33:39,307 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:39,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:39,311 INFO L225 Difference]: With dead ends: 4014 [2022-03-03 18:33:39,311 INFO L226 Difference]: Without dead ends: 4014 [2022-03-03 18:33:39,312 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 896 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=559, Invalid=3101, Unknown=0, NotChecked=0, Total=3660 [2022-03-03 18:33:39,312 INFO L933 BasicCegarLoop]: 252 mSDtfsCounter, 1152 mSDsluCounter, 2875 mSDsCounter, 0 mSdLazyCounter, 2358 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1152 SdHoareTripleChecker+Valid, 3125 SdHoareTripleChecker+Invalid, 2511 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 2358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:39,312 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1152 Valid, 3125 Invalid, 2511 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 2358 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:33:39,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4014 states. [2022-03-03 18:33:39,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4014 to 2929. [2022-03-03 18:33:39,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2929 states, 2920 states have (on average 1.946917808219178) internal successors, (5685), 2928 states have internal predecessors, (5685), 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) [2022-03-03 18:33:39,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2929 states to 2929 states and 5685 transitions. [2022-03-03 18:33:39,336 INFO L78 Accepts]: Start accepts. Automaton has 2929 states and 5685 transitions. Word has length 143 [2022-03-03 18:33:39,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:39,337 INFO L470 AbstractCegarLoop]: Abstraction has 2929 states and 5685 transitions. [2022-03-03 18:33:39,337 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:39,337 INFO L276 IsEmpty]: Start isEmpty. Operand 2929 states and 5685 transitions. [2022-03-03 18:33:39,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:39,338 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:39,338 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:39,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable353 [2022-03-03 18:33:39,338 INFO L402 AbstractCegarLoop]: === Iteration 355 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:39,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:39,338 INFO L85 PathProgramCache]: Analyzing trace with hash 2135882682, now seen corresponding path program 39 times [2022-03-03 18:33:39,339 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:39,339 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1030473645] [2022-03-03 18:33:39,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:39,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:39,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:39,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:39,555 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:39,555 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1030473645] [2022-03-03 18:33:39,555 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1030473645] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:39,555 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:39,556 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:39,556 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055668203] [2022-03-03 18:33:39,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:39,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:39,556 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:39,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:39,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:39,556 INFO L87 Difference]: Start difference. First operand 2929 states and 5685 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:41,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:41,692 INFO L93 Difference]: Finished difference Result 5082 states and 9822 transitions. [2022-03-03 18:33:41,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-03-03 18:33:41,693 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:41,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:41,698 INFO L225 Difference]: With dead ends: 5082 [2022-03-03 18:33:41,698 INFO L226 Difference]: Without dead ends: 5082 [2022-03-03 18:33:41,698 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1171 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=808, Invalid=3884, Unknown=0, NotChecked=0, Total=4692 [2022-03-03 18:33:41,699 INFO L933 BasicCegarLoop]: 339 mSDtfsCounter, 1208 mSDsluCounter, 4082 mSDsCounter, 0 mSdLazyCounter, 3882 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1208 SdHoareTripleChecker+Valid, 4418 SdHoareTripleChecker+Invalid, 4010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 3882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:41,699 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1208 Valid, 4418 Invalid, 4010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 3882 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-03-03 18:33:41,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5082 states. [2022-03-03 18:33:41,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5082 to 2905. [2022-03-03 18:33:41,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2905 states, 2896 states have (on average 1.9464779005524862) internal successors, (5637), 2904 states have internal predecessors, (5637), 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) [2022-03-03 18:33:41,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 2905 states and 5637 transitions. [2022-03-03 18:33:41,729 INFO L78 Accepts]: Start accepts. Automaton has 2905 states and 5637 transitions. Word has length 143 [2022-03-03 18:33:41,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:41,729 INFO L470 AbstractCegarLoop]: Abstraction has 2905 states and 5637 transitions. [2022-03-03 18:33:41,729 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:41,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2905 states and 5637 transitions. [2022-03-03 18:33:41,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:41,731 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:41,731 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:41,731 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable354 [2022-03-03 18:33:41,731 INFO L402 AbstractCegarLoop]: === Iteration 356 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:41,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:41,731 INFO L85 PathProgramCache]: Analyzing trace with hash -2138727386, now seen corresponding path program 40 times [2022-03-03 18:33:41,731 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:41,731 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508866606] [2022-03-03 18:33:41,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:41,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:41,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:41,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:41,973 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:41,973 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508866606] [2022-03-03 18:33:41,973 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508866606] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:41,973 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:41,973 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:41,973 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821411038] [2022-03-03 18:33:41,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:41,974 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:41,974 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:41,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:41,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=329, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:41,974 INFO L87 Difference]: Start difference. First operand 2905 states and 5637 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:43,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:43,279 INFO L93 Difference]: Finished difference Result 5216 states and 10084 transitions. [2022-03-03 18:33:43,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:33:43,279 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:43,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:43,284 INFO L225 Difference]: With dead ends: 5216 [2022-03-03 18:33:43,284 INFO L226 Difference]: Without dead ends: 5216 [2022-03-03 18:33:43,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 641 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=460, Invalid=2090, Unknown=0, NotChecked=0, Total=2550 [2022-03-03 18:33:43,285 INFO L933 BasicCegarLoop]: 272 mSDtfsCounter, 1348 mSDsluCounter, 2260 mSDsCounter, 0 mSdLazyCounter, 1867 mSolverCounterSat, 109 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1348 SdHoareTripleChecker+Valid, 2529 SdHoareTripleChecker+Invalid, 1976 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 109 IncrementalHoareTripleChecker+Valid, 1867 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:43,285 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1348 Valid, 2529 Invalid, 1976 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [109 Valid, 1867 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:33:43,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5216 states. [2022-03-03 18:33:43,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5216 to 2951. [2022-03-03 18:33:43,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2951 states, 2942 states have (on average 1.9473147518694764) internal successors, (5729), 2950 states have internal predecessors, (5729), 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) [2022-03-03 18:33:43,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2951 states and 5729 transitions. [2022-03-03 18:33:43,322 INFO L78 Accepts]: Start accepts. Automaton has 2951 states and 5729 transitions. Word has length 143 [2022-03-03 18:33:43,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:43,322 INFO L470 AbstractCegarLoop]: Abstraction has 2951 states and 5729 transitions. [2022-03-03 18:33:43,322 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:43,322 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 5729 transitions. [2022-03-03 18:33:43,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:43,324 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:43,324 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:43,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable355 [2022-03-03 18:33:43,324 INFO L402 AbstractCegarLoop]: === Iteration 357 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:43,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:43,324 INFO L85 PathProgramCache]: Analyzing trace with hash -2091359696, now seen corresponding path program 41 times [2022-03-03 18:33:43,324 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:43,324 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121230789] [2022-03-03 18:33:43,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:43,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:43,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:43,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:43,617 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:43,618 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121230789] [2022-03-03 18:33:43,618 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121230789] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:43,618 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:43,618 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:43,618 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479646109] [2022-03-03 18:33:43,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:43,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:43,618 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:43,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:43,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:43,619 INFO L87 Difference]: Start difference. First operand 2951 states and 5729 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:44,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:44,951 INFO L93 Difference]: Finished difference Result 5207 states and 10066 transitions. [2022-03-03 18:33:44,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-03-03 18:33:44,951 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:44,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:44,957 INFO L225 Difference]: With dead ends: 5207 [2022-03-03 18:33:44,957 INFO L226 Difference]: Without dead ends: 5207 [2022-03-03 18:33:44,958 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 642 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=456, Invalid=2094, Unknown=0, NotChecked=0, Total=2550 [2022-03-03 18:33:44,958 INFO L933 BasicCegarLoop]: 273 mSDtfsCounter, 1351 mSDsluCounter, 2671 mSDsCounter, 0 mSdLazyCounter, 2036 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1351 SdHoareTripleChecker+Valid, 2941 SdHoareTripleChecker+Invalid, 2165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 2036 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:44,958 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1351 Valid, 2941 Invalid, 2165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 2036 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:33:44,962 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5207 states. [2022-03-03 18:33:44,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5207 to 2887. [2022-03-03 18:33:44,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2887 states, 2878 states have (on average 1.9461431549687283) internal successors, (5601), 2886 states have internal predecessors, (5601), 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) [2022-03-03 18:33:44,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2887 states and 5601 transitions. [2022-03-03 18:33:44,989 INFO L78 Accepts]: Start accepts. Automaton has 2887 states and 5601 transitions. Word has length 143 [2022-03-03 18:33:44,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:44,989 INFO L470 AbstractCegarLoop]: Abstraction has 2887 states and 5601 transitions. [2022-03-03 18:33:44,989 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:44,989 INFO L276 IsEmpty]: Start isEmpty. Operand 2887 states and 5601 transitions. [2022-03-03 18:33:44,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:44,990 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:44,991 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:44,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable356 [2022-03-03 18:33:44,991 INFO L402 AbstractCegarLoop]: === Iteration 358 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:44,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:44,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1556318950, now seen corresponding path program 42 times [2022-03-03 18:33:44,991 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:44,991 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623910780] [2022-03-03 18:33:44,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:44,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:45,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:45,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:45,244 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:45,244 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623910780] [2022-03-03 18:33:45,244 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623910780] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:45,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:45,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:45,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385382212] [2022-03-03 18:33:45,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:45,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:45,245 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:45,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:45,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=330, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:45,245 INFO L87 Difference]: Start difference. First operand 2887 states and 5601 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:46,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:46,655 INFO L93 Difference]: Finished difference Result 5097 states and 9851 transitions. [2022-03-03 18:33:46,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-03 18:33:46,656 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:46,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:46,662 INFO L225 Difference]: With dead ends: 5097 [2022-03-03 18:33:46,662 INFO L226 Difference]: Without dead ends: 5097 [2022-03-03 18:33:46,663 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 694 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=504, Invalid=2252, Unknown=0, NotChecked=0, Total=2756 [2022-03-03 18:33:46,663 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1468 mSDsluCounter, 2807 mSDsCounter, 0 mSdLazyCounter, 2116 mSolverCounterSat, 129 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1468 SdHoareTripleChecker+Valid, 3084 SdHoareTripleChecker+Invalid, 2245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 129 IncrementalHoareTripleChecker+Valid, 2116 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:46,663 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1468 Valid, 3084 Invalid, 2245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [129 Valid, 2116 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-03 18:33:46,667 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5097 states. [2022-03-03 18:33:46,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5097 to 2944. [2022-03-03 18:33:46,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2944 states, 2935 states have (on average 1.9471890971039183) internal successors, (5715), 2943 states have internal predecessors, (5715), 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) [2022-03-03 18:33:46,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 2944 states and 5715 transitions. [2022-03-03 18:33:46,701 INFO L78 Accepts]: Start accepts. Automaton has 2944 states and 5715 transitions. Word has length 143 [2022-03-03 18:33:46,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:46,702 INFO L470 AbstractCegarLoop]: Abstraction has 2944 states and 5715 transitions. [2022-03-03 18:33:46,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:46,702 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 5715 transitions. [2022-03-03 18:33:46,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:46,703 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:46,703 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:46,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable357 [2022-03-03 18:33:46,703 INFO L402 AbstractCegarLoop]: === Iteration 359 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:46,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:46,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1603686640, now seen corresponding path program 43 times [2022-03-03 18:33:46,704 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:46,704 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1275151443] [2022-03-03 18:33:46,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:46,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:46,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:47,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:47,016 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:47,016 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1275151443] [2022-03-03 18:33:47,016 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1275151443] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:47,016 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:47,016 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2022-03-03 18:33:47,017 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833194202] [2022-03-03 18:33:47,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:47,017 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-03-03 18:33:47,017 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:47,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-03-03 18:33:47,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2022-03-03 18:33:47,017 INFO L87 Difference]: Start difference. First operand 2944 states and 5715 transitions. Second operand has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:48,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:48,590 INFO L93 Difference]: Finished difference Result 5088 states and 9833 transitions. [2022-03-03 18:33:48,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-03-03 18:33:48,590 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:48,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:48,596 INFO L225 Difference]: With dead ends: 5088 [2022-03-03 18:33:48,596 INFO L226 Difference]: Without dead ends: 5088 [2022-03-03 18:33:48,596 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 695 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=500, Invalid=2256, Unknown=0, NotChecked=0, Total=2756 [2022-03-03 18:33:48,596 INFO L933 BasicCegarLoop]: 280 mSDtfsCounter, 1328 mSDsluCounter, 3045 mSDsCounter, 0 mSdLazyCounter, 2437 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1328 SdHoareTripleChecker+Valid, 3322 SdHoareTripleChecker+Invalid, 2555 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 2437 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:48,596 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1328 Valid, 3322 Invalid, 2555 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 2437 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:33:48,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5088 states. [2022-03-03 18:33:48,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5088 to 2875. [2022-03-03 18:33:48,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2875 states, 2866 states have (on average 1.9459176552686672) internal successors, (5577), 2874 states have internal predecessors, (5577), 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) [2022-03-03 18:33:48,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 2875 states and 5577 transitions. [2022-03-03 18:33:48,625 INFO L78 Accepts]: Start accepts. Automaton has 2875 states and 5577 transitions. Word has length 143 [2022-03-03 18:33:48,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:48,625 INFO L470 AbstractCegarLoop]: Abstraction has 2875 states and 5577 transitions. [2022-03-03 18:33:48,625 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 7.526315789473684) internal successors, (143), 20 states have internal predecessors, (143), 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) [2022-03-03 18:33:48,625 INFO L276 IsEmpty]: Start isEmpty. Operand 2875 states and 5577 transitions. [2022-03-03 18:33:48,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:48,627 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:48,627 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:48,627 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable358 [2022-03-03 18:33:48,627 INFO L402 AbstractCegarLoop]: === Iteration 360 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:48,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:48,627 INFO L85 PathProgramCache]: Analyzing trace with hash 631300078, now seen corresponding path program 44 times [2022-03-03 18:33:48,627 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:48,627 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982430044] [2022-03-03 18:33:48,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:48,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:48,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:48,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:48,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:48,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982430044] [2022-03-03 18:33:48,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982430044] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:48,930 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:48,930 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:48,930 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089050792] [2022-03-03 18:33:48,931 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:48,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:48,931 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:48,931 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:48,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=368, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:48,931 INFO L87 Difference]: Start difference. First operand 2875 states and 5577 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:50,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:50,241 INFO L93 Difference]: Finished difference Result 4293 states and 8331 transitions. [2022-03-03 18:33:50,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2022-03-03 18:33:50,241 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:50,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:50,246 INFO L225 Difference]: With dead ends: 4293 [2022-03-03 18:33:50,246 INFO L226 Difference]: Without dead ends: 4293 [2022-03-03 18:33:50,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 348 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=380, Invalid=1600, Unknown=0, NotChecked=0, Total=1980 [2022-03-03 18:33:50,247 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 884 mSDsluCounter, 2639 mSDsCounter, 0 mSdLazyCounter, 2186 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 884 SdHoareTripleChecker+Valid, 2878 SdHoareTripleChecker+Invalid, 2283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 2186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:50,247 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [884 Valid, 2878 Invalid, 2283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 2186 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-03-03 18:33:50,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4293 states. [2022-03-03 18:33:50,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4293 to 2869. [2022-03-03 18:33:50,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2869 states, 2860 states have (on average 1.9458041958041958) internal successors, (5565), 2868 states have internal predecessors, (5565), 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) [2022-03-03 18:33:50,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2869 states to 2869 states and 5565 transitions. [2022-03-03 18:33:50,274 INFO L78 Accepts]: Start accepts. Automaton has 2869 states and 5565 transitions. Word has length 143 [2022-03-03 18:33:50,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:50,274 INFO L470 AbstractCegarLoop]: Abstraction has 2869 states and 5565 transitions. [2022-03-03 18:33:50,274 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:50,274 INFO L276 IsEmpty]: Start isEmpty. Operand 2869 states and 5565 transitions. [2022-03-03 18:33:50,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:50,276 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:50,276 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:50,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable359 [2022-03-03 18:33:50,276 INFO L402 AbstractCegarLoop]: === Iteration 361 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:50,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:50,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1161869570, now seen corresponding path program 45 times [2022-03-03 18:33:50,276 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:50,276 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149605723] [2022-03-03 18:33:50,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:50,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:50,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:50,600 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:50,601 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149605723] [2022-03-03 18:33:50,601 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149605723] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:50,601 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:50,601 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:50,601 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216483300] [2022-03-03 18:33:50,601 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:50,601 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:50,601 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:50,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:50,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:50,602 INFO L87 Difference]: Start difference. First operand 2869 states and 5565 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:52,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:52,267 INFO L93 Difference]: Finished difference Result 4325 states and 8393 transitions. [2022-03-03 18:33:52,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2022-03-03 18:33:52,267 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:52,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:52,271 INFO L225 Difference]: With dead ends: 4325 [2022-03-03 18:33:52,271 INFO L226 Difference]: Without dead ends: 4325 [2022-03-03 18:33:52,272 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 420 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=428, Invalid=1828, Unknown=0, NotChecked=0, Total=2256 [2022-03-03 18:33:52,272 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 977 mSDsluCounter, 3277 mSDsCounter, 0 mSdLazyCounter, 2845 mSolverCounterSat, 102 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 977 SdHoareTripleChecker+Valid, 3525 SdHoareTripleChecker+Invalid, 2947 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 102 IncrementalHoareTripleChecker+Valid, 2845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:52,272 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [977 Valid, 3525 Invalid, 2947 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [102 Valid, 2845 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-03-03 18:33:52,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4325 states. [2022-03-03 18:33:52,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4325 to 2863. [2022-03-03 18:33:52,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2863 states, 2854 states have (on average 1.9456902592852137) internal successors, (5553), 2862 states have internal predecessors, (5553), 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) [2022-03-03 18:33:52,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2863 states to 2863 states and 5553 transitions. [2022-03-03 18:33:52,297 INFO L78 Accepts]: Start accepts. Automaton has 2863 states and 5553 transitions. Word has length 143 [2022-03-03 18:33:52,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:52,298 INFO L470 AbstractCegarLoop]: Abstraction has 2863 states and 5553 transitions. [2022-03-03 18:33:52,298 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:52,298 INFO L276 IsEmpty]: Start isEmpty. Operand 2863 states and 5553 transitions. [2022-03-03 18:33:52,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:52,299 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:52,299 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:52,299 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable360 [2022-03-03 18:33:52,299 INFO L402 AbstractCegarLoop]: === Iteration 362 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:52,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:52,299 INFO L85 PathProgramCache]: Analyzing trace with hash 2143835822, now seen corresponding path program 46 times [2022-03-03 18:33:52,300 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:52,300 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1866407921] [2022-03-03 18:33:52,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:52,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-03 18:33:52,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-03 18:33:52,593 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-03 18:33:52,593 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1866407921] [2022-03-03 18:33:52,593 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1866407921] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-03 18:33:52,593 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-03 18:33:52,594 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2022-03-03 18:33:52,594 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127027960] [2022-03-03 18:33:52,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-03-03 18:33:52,594 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-03-03 18:33:52,594 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-03 18:33:52,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-03-03 18:33:52,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=371, Unknown=0, NotChecked=0, Total=420 [2022-03-03 18:33:52,594 INFO L87 Difference]: Start difference. First operand 2863 states and 5553 transitions. Second operand has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:54,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-03 18:33:54,113 INFO L93 Difference]: Finished difference Result 4385 states and 8509 transitions. [2022-03-03 18:33:54,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2022-03-03 18:33:54,113 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) Word has length 143 [2022-03-03 18:33:54,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-03 18:33:54,118 INFO L225 Difference]: With dead ends: 4385 [2022-03-03 18:33:54,118 INFO L226 Difference]: Without dead ends: 4385 [2022-03-03 18:33:54,118 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 475 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=457, Invalid=1993, Unknown=0, NotChecked=0, Total=2450 [2022-03-03 18:33:54,118 INFO L933 BasicCegarLoop]: 257 mSDtfsCounter, 983 mSDsluCounter, 2998 mSDsCounter, 0 mSdLazyCounter, 2513 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 983 SdHoareTripleChecker+Valid, 3252 SdHoareTripleChecker+Invalid, 2635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 2513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-03-03 18:33:54,118 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [983 Valid, 3252 Invalid, 2635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 2513 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-03-03 18:33:54,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4385 states. [2022-03-03 18:33:54,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4385 to 2857. [2022-03-03 18:33:54,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2857 states, 2848 states have (on average 1.9455758426966292) internal successors, (5541), 2856 states have internal predecessors, (5541), 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) [2022-03-03 18:33:54,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2857 states and 5541 transitions. [2022-03-03 18:33:54,145 INFO L78 Accepts]: Start accepts. Automaton has 2857 states and 5541 transitions. Word has length 143 [2022-03-03 18:33:54,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-03 18:33:54,145 INFO L470 AbstractCegarLoop]: Abstraction has 2857 states and 5541 transitions. [2022-03-03 18:33:54,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 7.15) internal successors, (143), 21 states have internal predecessors, (143), 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) [2022-03-03 18:33:54,145 INFO L276 IsEmpty]: Start isEmpty. Operand 2857 states and 5541 transitions. [2022-03-03 18:33:54,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-03-03 18:33:54,147 INFO L506 BasicCegarLoop]: Found error trace [2022-03-03 18:33:54,147 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:54,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable361 [2022-03-03 18:33:54,147 INFO L402 AbstractCegarLoop]: === Iteration 363 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2022-03-03 18:33:54,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-03 18:33:54,147 INFO L85 PathProgramCache]: Analyzing trace with hash -174939582, now seen corresponding path program 47 times [2022-03-03 18:33:54,147 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-03 18:33:54,147 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621811259] [2022-03-03 18:33:54,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-03 18:33:54,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-03 18:33:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2022-03-03 18:33:54,322 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (25 of 26 remaining) [2022-03-03 18:33:54,322 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable362 [2022-03-03 18:33:54,322 WARN L594 AbstractCegarLoop]: Verification canceled: while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. [2022-03-03 18:33:54,323 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (24 of 26 remaining) [2022-03-03 18:33:54,323 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (23 of 26 remaining) [2022-03-03 18:33:54,323 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (22 of 26 remaining) [2022-03-03 18:33:54,323 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (21 of 26 remaining) [2022-03-03 18:33:54,323 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (20 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (19 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (18 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (17 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (16 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (15 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (14 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATION (13 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (12 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr1ASSERT_VIOLATIONDATA_RACE (11 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (10 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (9 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (8 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (7 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (6 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr0ASSERT_VIOLATIONDATA_RACE (5 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr2ASSERT_VIOLATIONDATA_RACE (4 of 26 remaining) [2022-03-03 18:33:54,324 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr3ASSERT_VIOLATIONDATA_RACE (3 of 26 remaining) [2022-03-03 18:33:54,325 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr4ASSERT_VIOLATIONDATA_RACE (2 of 26 remaining) [2022-03-03 18:33:54,325 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr5ASSERT_VIOLATIONDATA_RACE (1 of 26 remaining) [2022-03-03 18:33:54,325 INFO L764 garLoopResultBuilder]: Registering result TIMEOUT for location t_funErr6ASSERT_VIOLATIONDATA_RACE (0 of 26 remaining) [2022-03-03 18:33:54,326 INFO L732 BasicCegarLoop]: Path program histogram: [170, 70, 65, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-03 18:33:54,329 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-03-03 18:33:54,329 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-03-03 18:33:54,331 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 06:33:54 BasicIcfg [2022-03-03 18:33:54,331 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-03-03 18:33:54,331 INFO L158 Benchmark]: Toolchain (without parser) took 715224.55ms. Allocated memory was 196.1MB in the beginning and 610.3MB in the end (delta: 414.2MB). Free memory was 144.3MB in the beginning and 400.0MB in the end (delta: -255.8MB). Peak memory consumption was 158.6MB. Max. memory is 8.0GB. [2022-03-03 18:33:54,331 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 196.1MB. Free memory is still 163.3MB. There was no memory consumed. Max. memory is 8.0GB. [2022-03-03 18:33:54,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 651.10ms. Allocated memory is still 196.1MB. Free memory was 144.1MB in the beginning and 145.7MB in the end (delta: -1.6MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. [2022-03-03 18:33:54,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.51ms. Allocated memory is still 196.1MB. Free memory was 145.7MB in the beginning and 142.5MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-03 18:33:54,331 INFO L158 Benchmark]: Boogie Preprocessor took 37.82ms. Allocated memory is still 196.1MB. Free memory was 142.5MB in the beginning and 139.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-03 18:33:54,331 INFO L158 Benchmark]: RCFGBuilder took 476.21ms. Allocated memory is still 196.1MB. Free memory was 139.9MB in the beginning and 117.9MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2022-03-03 18:33:54,331 INFO L158 Benchmark]: TraceAbstraction took 713985.69ms. Allocated memory was 196.1MB in the beginning and 610.3MB in the end (delta: 414.2MB). Free memory was 117.4MB in the beginning and 400.0MB in the end (delta: -282.7MB). Peak memory consumption was 132.1MB. Max. memory is 8.0GB. [2022-03-03 18:33:54,331 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 196.1MB. Free memory is still 163.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 651.10ms. Allocated memory is still 196.1MB. Free memory was 144.1MB in the beginning and 145.7MB in the end (delta: -1.6MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 67.51ms. Allocated memory is still 196.1MB. Free memory was 145.7MB in the beginning and 142.5MB in the end (delta: 3.1MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 37.82ms. Allocated memory is still 196.1MB. Free memory was 142.5MB in the beginning and 139.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 476.21ms. Allocated memory is still 196.1MB. Free memory was 139.9MB in the beginning and 117.9MB in the end (delta: 22.0MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * TraceAbstraction took 713985.69ms. Allocated memory was 196.1MB in the beginning and 610.3MB in the end (delta: 414.2MB). Free memory was 117.4MB in the beginning and 400.0MB in the end (delta: -282.7MB). Peak memory consumption was 132.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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 - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1248]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1249]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1229]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1250]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1250]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1253]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1253]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1254]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1251]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1228]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1238]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1239]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - TimeoutResultAtElement [Line: 1240]: Timeout (TraceAbstraction) Unable to prove that there are no data races Cancelled while BasicCegarLoop was analyzing trace of length 144 with TraceHistMax 1,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while PredicateComparison was comparing new predicate (quantifier-free) to 13 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 279 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 713.9s, OverallIterations: 363, TraceHistogramMax: 1, PathProgramHistogramMax: 170, EmptinessCheckTime: 0.4s, AutomataDifference: 612.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 426111 SdHoareTripleChecker+Valid, 396.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 426111 mSDsluCounter, 1213474 SdHoareTripleChecker+Invalid, 329.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1101687 mSDsCounter, 74464 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 937344 IncrementalHoareTripleChecker+Invalid, 1011808 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 74464 mSolverCounterUnsat, 112873 mSDtfsCounter, 937344 mSolverCounterSat, 3.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20396 GetRequests, 516 SyntacticMatches, 0 SemanticMatches, 19880 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 335404 ImplicationChecksByTransitivity, 233.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3390occurred in iteration=164, InterpolantAutomatonStates: 16573, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 12.3s AutomataMinimizationTime, 362 MinimizatonAttempts, 780665 StatesRemovedByMinimization, 357 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 3.2s SatisfiabilityAnalysisTime, 76.9s InterpolantComputationTime, 48184 NumberOfCodeBlocks, 48184 NumberOfCodeBlocksAsserted, 362 NumberOfCheckSat, 47822 ConstructedInterpolants, 0 QuantifiedInterpolants, 449442 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 362 InterpolantComputations, 362 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown